JP6598337B2 - Roof exterior structure and roof exterior construction method - Google Patents

Description

  The present invention relates to a roof exterior structure to be mounted on a roof material that forms a roof surface of a building, and a method for constructing the roof exterior.

  Conventionally, for example, as proposed by the present applicant in Patent Document 1, a roof exterior structure in which a heat shield sheet is provided on a roof in order to prevent a temperature rise of the roof has been proposed. For example, when affixing the heat shield sheet to a folded plate that is a roof material having corrugated irregularities, an adhesive is applied to the entire surface of the folded plate, and the heat shield sheet is adhered and adhered from above. The method is taken.

JP2015-143467A

  However, with the conventional roof exterior structure and construction method, since the adhesive sheet is applied to the entire folded plate roof and the heat shield sheet is pasted, it takes time and money for construction, and Since the adhesive takes time to dry, there is a problem that the adhesive spills during construction and the work does not go smoothly. Furthermore, since the entire back surface of the heat shield sheet is adhered, there is also a problem that it is difficult to remove the old heat shield sheet at the time of replacement.

  This invention is made | formed in view of such a situation, It is providing the construction method of the roof exterior structure and roof exterior which were easy to mount | wear and were excellent in cost and maintainability.

  The roof exterior structure according to claim 1 includes a heat shield sheet that covers an upper surface of the roof material, and a double-sided adhesive tape that is attached to a valley portion of the roof material, and the heat shield sheet is attached to the roof material via the double-sided adhesive tape. It is characterized by adhering to the valley portion.

  The roof exterior structure according to claim 2 is characterized in that the heat shield sheet is formed of aluminum foil.

  The roof exterior structure according to claim 3 has a heat insulating layer made of a resin sheet on the lower surface of the aluminum foil of the heat shield sheet.

  The roof exterior structure according to claim 4, wherein the seam of the heat shielding sheet is bonded with a double-sided adhesive tape, an aluminum glass cloth tape obtained by applying an adhesive to a base material in which a glass cloth is bonded to an aluminum foil, or a caulking agent. Features.

  The roof exterior structure according to claim 5 is characterized in that an aluminum glass cloth tape coated with an adhesive is bonded to a base material in which a glass cloth is bonded to an aluminum foil from above the seam of the heat shielding sheet, and the seam is sealed. Features.

  The roof exterior structure according to claim 6 is characterized in that a seam along the mountain portion of the roof material, which is a seam of the heat shielding sheet, is arranged in the mountain portion or in the vicinity of the mountain portion.

  The roof exterior structure according to claim 7, wherein the end portion of the seam portion of the heat shield sheet located below the seam of the heat shield sheet is adhered to the mountain portion of the roof material or the vicinity of the mountain portion with a double-sided adhesive tape. Features.

  The roof exterior structure according to claim 8, wherein the boundary between the roof material and the end portion of the heat shielding sheet is bonded with an aluminum glass cloth tape obtained by applying an adhesive to a base material in which a glass cloth is bonded to an aluminum foil. It is characterized by sealing.

  The roof exterior structure according to claim 9 is characterized in that the double-sided adhesive tape has an acrylic adhesive disposed on the upper and lower surfaces of the polyethylene cloth.

Protruding roof exterior structure of claim 10 wherein the the mountain portion of the roofing, when there is a bolt-like projection upward, the protrusions, is passed through the heat shielding sheet, a projection which projects above the heat shielding sheet A bolt cap is placed on the heat shield sheet around the rim.

  The roof exterior construction method according to claim 11 is a method in which a double-sided adhesive tape is applied to a valley portion of a roof material, and then the roof material is covered with a heat insulating sheet, and the heat insulating sheet is covered with the double-sided adhesive tape. It is characterized by being adhered to a material.

  The roof exterior construction method according to claim 12 is characterized in that the heat shield sheet is formed of aluminum foil.

  The roof exterior construction method according to claim 13 is characterized by having a heat insulating layer made of a resin sheet on the lower surface of the aluminum foil of the heat shield sheet.

  The construction method of the roof exterior of Claim 14 adhere | attaches the seam of a heat insulation sheet with the double-sided adhesive tape, the aluminum glass cloth tape which apply | coated the adhesive to the base material which bonded the glass cloth to the aluminum foil, or the caulking agent. It is characterized by that.

  The construction method of the roof exterior of Claim 15 adhere | attaches the aluminum glass cloth tape which apply | coated the adhesive agent to the base material which bonded the glass cloth to the aluminum foil from the joint line of a heat shielding sheet, and seals a joint line. It is characterized by that.

  The construction method of the roof exterior according to claim 16 is characterized in that a seam along the mountain portion of the roof material, which is a seam of the heat shielding sheet, is arranged in the mountain portion or in the vicinity of the mountain portion.

  The roof exterior construction method according to claim 17, wherein the end portion of the seam portion of the heat shield sheet located under the seam of the heat shield sheet is bonded to the mountain portion of the roof material or the vicinity of the mountain portion with a double-sided adhesive tape. It is characterized by that.

  The roof exterior construction method according to claim 18, wherein the boundary between the roof material and the end portion of the heat shielding sheet is bonded with an aluminum glass cloth tape obtained by applying an adhesive to a base material in which a glass cloth is bonded to an aluminum foil. , Characterized by sealing the boundary.

  The construction method of the roof exterior according to claim 19 is characterized in that the double-sided adhesive tape is an acrylic adhesive disposed on the upper and lower surfaces of a polyethylene cloth.

Construction method of claim 20, wherein the roof exterior, the peak portions of the roofing material, when there is a bolt-like projection upward, the protrusions, is passed through the heat shielding sheet, projecting above the thermal barrier sheet projection A bolt cap is placed on the heat shield sheet around the protrusion.

  According to the invention of the present application, since the heat shield sheet is bonded to the valley portion of the roof material having corrugated irregularities via the double-sided adhesive tape, it is easy to mount and is excellent in cost and maintainability.

It is explanatory drawing which shows the construction method of the roof exterior of the 1st Example which concerns on this invention. It is explanatory drawing which shows the construction method of the roof exterior. It is explanatory drawing which shows the roof exterior structure by the construction method of the same roof exterior. It is explanatory drawing which shows the roof exterior structure by the construction method of the same roof exterior. It is explanatory drawing which shows the construction method of the roof exterior of the 2nd Example which concerns on this invention. It is explanatory drawing which shows a part of AA arrow end surface of FIG. It is explanatory drawing which shows the construction method of the roof exterior of the 3rd Example which concerns on this invention.

  The roof exterior structure in the present invention is a structure that is attached to a roof material that forms the roof surface of a building, and is a structure in which a sheet is provided on the roof in order to prevent a temperature rise of the roof. The roof exterior structure in the present invention is a roof material having corrugated irregularities, for example, a heat shield sheet that covers the upper surface of a folded plate, and a double-sided adhesive tape that is attached to a valley portion of the folded plate, This structure is bonded to the valley portion of the folded plate 4 via an adhesive tape. Hereinafter, specific embodiments will be described in Examples.

  FIG. 1 is an explanatory view showing a roof exterior construction method according to the first embodiment of the present invention. FIG. 2 is an explanatory view showing a construction method of the roof exterior. 3 and 4 are explanatory views showing a roof exterior structure by the roof exterior construction method.

  The roof exterior structure in the present embodiment is a structure that is attached to a roof material that forms the roof surface of a building, and is a structure in which a sheet is provided on the roof in order to prevent the temperature of the roof 1 from rising. . The roof exterior structure in the present invention includes a heat shield sheet 10 that covers, for example, the upper surface of the folded plate 4 that is a roof material having corrugated irregularities, and a double-sided adhesive tape 20 that is attached to the valley portion 4a of the folded plate 4. In this structure, the heat sheet 10 is bonded to the valley portion 4 a of the folded plate 4 through the double-sided adhesive tape 20.

  The heat shield sheet 10 has a surface formed of an aluminum foil, and has a heat insulating layer made of a resin sheet on the lower surface of the aluminum foil. Although it is not essential for the heat shield sheet 10 to have a heat insulating layer made of aluminum foil, by forming the surface of the heat shield sheet 10 with aluminum foil, radiant heat from the sun can be suppressed, and the heat shield effect. Can be further enhanced. Further, by providing a heat insulating layer made of a resin sheet on the lower surface of the aluminum foil of the heat shield sheet 10, the heat shield effect can be further enhanced. As described above, in the case where the heat shield sheet 10 is composed only of an aluminum foil, in addition to the case where the heat shield sheet 10 is composed of an aluminum foil and a resin sheet, it is configured to have another aluminum foil on the lowermost surface of the aluminum foil. (A resin sheet may be provided between the aluminum foil and the aluminum foil), which can reflect the radiant heat radiated from the inside of the building during the winter and keeps the building warm during the winter. become.

  In addition, when the folded plate 4 is covered with the heat shield sheet 10 by a construction method described later, the single heat shield sheet 10 does not cover the entire roof 1 of the building. In actual construction work, a plurality of heat shield sheets are used. Construction is performed while the sheets 10 are joined together. For the connection (adhesion) of the seam of the heat shield sheet 10, an adhesive or a double-sided adhesive tape is used. In particular, aluminum in which an adhesive is applied to a base material in which a glass cloth is bonded to an aluminum foil. It is preferable to use a glass cloth tape or a caulking agent.

  The double-sided adhesive tape 20 is made of various materials, but preferably has an acrylic adhesive disposed on the upper and lower surfaces of a polyethylene cloth.

  Next, the construction method of the roof exterior in a present Example is demonstrated. First, as shown in FIG. 1, a double-sided adhesive tape 20 is attached to the valley portion 4 a of the folded plate 4 of the roof 1 along the length direction. Next, as shown in FIG. 2, the heat shield sheet 10 is placed so as to cover the folded plate 4, the heat shield sheet 10 is attached to the valley portion 4 a of the folded plate 4 with the double-sided adhesive tape 20, and the folded plate 4 is inclined. The heat shield sheet 10 is pressed along the inclination of the portion 4 b and applied so as to follow the unevenness of the folded plate 4.

  Similarly, the heat shield sheet 10 is applied to the crest portion 4c of the folded plate 4 so as to follow the unevenness of the folded plate 4, but when the bolt 6 which is a bolt-shaped protrusion is formed on the crest portion 4c upward. The bolt 6 penetrates the heat shield sheet 10, and the bolt 6 protrudes above the heat shield sheet 10 through the through portion 10 a of the heat shield sheet 10. In this way, the heat shield sheet 10 is stuck to the folded plate 4 with the double-sided adhesive tape 20 while the heat shield sheet 10 is applied along the unevenness of the folded plate 4.

  As shown in FIG. 3 and FIG. 4, the bolt 6 that is a protrusion protruding upward of the heat shield sheet 10 and the heat shield sheet 10 around the bolt 6 (around the through portion 10 a) are covered with a bolt cap 30. To. When covering the bolt cap 30, an adhesive may be applied to the inside of the bolt cap 30.

  In the construction of the heat shield sheet 10, since the heat shield sheet 10 is not bonded to the entire surface of the folded plate 4, there is a gap between the folded plate 4 and the heat shield sheet 10 as shown in FIG. Some parts can be made.

  According to the roof exterior structure and the roof exterior construction method of the present application as described above, the double-sided adhesive tape 20 is attached to the valley portion 4a of the folded plate 4 which is a roof material having corrugated irregularities. Easy and cost effective and easy to maintain.

  Moreover, the surface of the heat shield sheet 10 is formed of an aluminum foil, and the heat shield property can be further improved by having a heat insulating layer made of a resin sheet on the lower surface of the aluminum foil.

  Furthermore, the adhesiveness of the thermal insulation sheet 10 can be improved because the double-sided adhesive tape 20 has an acrylic adhesive disposed on the upper and lower surfaces of the polyethylene cloth.

  Furthermore, by joining the seam of the heat shield sheet 10 with an aluminum glass cloth tape in which an adhesive is applied to a base material in which a glass cloth is bonded to an aluminum foil, the joint strength of the seam can be increased and ultraviolet rays can be used. The deterioration of the seam can be suppressed. The seam of the heat shield sheet 10 can be bonded using a caulking agent as an adhesive instead of the aluminum glass cloth tape, so that the seam having excellent waterproofness can be bonded.

  Furthermore, when there is a bolt 6 which is a bolt-shaped protrusion on the crest portion 4c of the folded plate 4 which is a roof material having corrugated irregularities, the bolt 6 is passed through the heat shield sheet 10 and the heat shield. When the bolt cap 30 is put on the bolt 6 projecting above the sheet 10 and the heat shield sheet 10 around the bolt 6, the construction of the bolt 6 portion which is the protrusion of the folded plate 4 of the heat shield sheet 10 is easy. At the same time, it also serves to reinforce the heat shield sheet 10 at the bolt 6 portion which is a projection.

  In the construction method described above, the method of bonding the heat shield sheet 10 to the valley portion 4a of the folded plate 4 with the double-sided adhesive tape 20 has been described. However, the joint of the heat shield sheet 10 and the end of the heat shield sheet 10 are bonded. In this embodiment, an example of a specific construction method will be described.

  FIG. 5 is an explanatory view showing a roof exterior construction method according to the second embodiment of the present invention. FIG. 6 is an explanatory view showing a part of the end surface taken along line AA in FIG. The folded plate 4, the heat shielding sheets 12 and 14, the double-sided adhesive tapes 20 and 22, and the aluminum glass cloth tapes 40 and 42 described here are as described above.

  Hereinafter, a description will be given based on FIGS. 5 and 6. First, the heat shield sheet 12 is bonded to the folded plate 4 using the double-sided adhesive tape 20. Then, from above, the heat shield sheet 12 and the heat shield sheet 14 are overlapped so that the end 12a and the end 14a overlap. At that time, the heat shield sheet 12 and the heat shield sheet 14 overlap. The matching parts are bonded with the double-sided adhesive tape 22. And the aluminum glass cloth tape 40 is adhere | attached so that the edge part 14a of the heat shield sheet 14 which comes to the upper side may be plugged up, and it is made to seal a seam. Instead of the double-sided adhesive tape 22, it is also possible to use an aluminum glass cloth tape or a caulking agent in which an adhesive is applied to a base material in which a glass cloth is bonded to an aluminum foil.

  Further, an aluminum glass cloth tape 42 in which an adhesive is applied to a base material in which a glass cloth is bonded to an aluminum foil is adhered to the boundary between the folded plate 4 and the end portion 12b of the heat shield sheet 12, and this boundary is sealed. To do.

  In this way, the aluminum glass cloth tape 40 is bonded from above the joint of the heat shield sheets 12 and 14 to seal the joint, or the boundary between the folded plate 4 and the end 12b of the heat shield sheet 12 is made of aluminum foil. It is possible to increase the waterproof property of the folded plate 4 that is a roofing material and prevent rain leakage by adhering to a base material bonded with a glass cloth with an aluminum glass cloth tape 42 coated with an adhesive and sealing the boundary. become.

  Next, an example of how to join the seam of the heat shield sheet along the mountain portion of the roof material (seam) will be described. FIG. 7 is an explanatory view showing a roof exterior construction method according to a third embodiment of the present invention.

  In this embodiment, the folded plates 50, 52, 54, 56 used as the roofing material have a shape having one set of valley portions 50a, 52a, 54a, 56a and mountain portions 50c, 50d, 52d, 54c, 54d, 56c. belongs to. Then, each of the folded plates 50, 52, 54, 56 is joined, and the crest portions 50c, 50d, 52d, 54c, 54d, 56c are fitted to the overlapping portions 50e, 50f, 52f, 54e, 54f, 56e. Is going on. The heat shield sheets 60, 62, 64, double-sided adhesive tapes 20, 70, 72, 74, 76, 78 and aluminum glass cloth tapes 80, 82 in this embodiment are the same as in the above-described embodiment.

  Next, how to join the heat shield sheets 60, 62, 64 in the roof exterior construction method in this embodiment will be described. First, sticking the double-sided adhesive tape 20 to the valley portions 50a, 52a, 54a, 56a of the folded plates 50, 52, 54, 56 along the length direction of the valley portions 50a, 52a, 54a, 56a is described above. This is the same as the embodiment. Further, the crest portions 50c, 50d, 52d, 54c, 54d, and 56c of the folded plates 50, 52, 54, and 56, that is, the length direction of the crest portions 50c and 52d are also formed on the surfaces of the overlapping portions 50e, 50f, 54e, and 56e. A double-sided adhesive tape 70, 74, 78 is attached along

  Next, the heat shield sheet 62 is placed so as to cover the folded plate 52. At this time, the end portion 62b of the heat shield sheet 62 which becomes a joint with the heat shield sheet 60 (the joint portion end located below the joint) The thermal insulation sheet 62 is arranged so that the portion) becomes the mountain portions 50c, 52d of the folded plates 50, 52. Note that the position of the end portion 62b of the heat shield sheet 62 may be in the vicinity of the mountain portions 50c and 52d. Then, the heat shield sheet 62 is attached to the valley portion 52 a of the folded plate 52 with the double-sided adhesive tape 20, and the heat shield sheet 62 is pressed along the slope of the inclined portion 52 b of the folded plate 52, along the unevenness of the folded plate 52. I guess so. Furthermore, the edge part 62b of the heat insulation sheet 62 is affixed with the double-sided adhesive tape 74 on the peak parts 50c and 52d.

  Next, in the vicinity of the end 62b of the heat shield sheet 62, that is, on the upper side of the crest portions 50c and 52d of the folded plates 50 and 52, the double-sided adhesive tape 76 along the length direction of the crest portions 50c and 52d. Affix. And it arrange | positions so that the edge part 60a of the thermal insulation sheet 60 may be covered on the edge part 62b of the thermal insulation sheet 62, and the thermal insulation sheet 60 and the thermal insulation sheet 62 are made into the edge part 60a and the edge part 62b. Make sure to overlap each other. The joint between the heat shield sheet 60 and the heat shield sheet 62 may be in the vicinity of the mountain portions 50c and 52d.

  Then, the heat shield sheet 60 is placed so as to cover the folded plate 50. At this time, an end portion 60b of the heat shield sheet 60 that becomes a joint with the heat shield sheet 64 (a joint portion end portion located below the joint) ) Is arranged such that the crest portions 50d and 54c of the folded plates 50 and 54 become. The position of the end 60b of the heat shield sheet 60 may be in the vicinity of the mountain portions 50d and 54c. Then, the heat shield sheet 60 is attached to the valley portion 50 a of the folded plate 50 with the double-sided adhesive tape 20, and the heat shield sheet 60 is pressed along the inclination of the inclined portion 50 b of the folded plate 50, along the unevenness of the folded plate 50. I guess so. Furthermore, the edge part 60b of the heat insulation sheet 60 is stuck on the peak parts 50d and 54c with the double-sided adhesive tape 70. FIG.

  Note that an aluminum glass cloth tape 82 is bonded to a joint between the heat shield sheet 60 and the heat shield sheet 62 (a portion where the heat shield sheet 60 and the heat shield sheet 62 overlap) to seal the seam.

  Next, the double-sided adhesive tape 72 is provided in the vicinity of the end 60b of the heat shield sheet 60, that is, on the portion located above the peak portions 50d and 54c of the folded plates 50 and 54 along the length direction of the peak portions 50d and 54c. Affix. And it arrange | positions so that the edge part 60b of the thermal insulation sheet 64 may be covered on the edge part 60b of the thermal insulation sheet 60, and the thermal insulation sheet 60 and the thermal insulation sheet 64 are the edge part 60b and the edge part 64a. Make sure to overlap each other. Note that the joint between the heat shield sheet 60 and the heat shield sheet 64 may be in the vicinity of the mountain portions 50d and 54c.

  Then, the heat shield sheet 64 is placed so as to cover the folded plate 54. At this time, the end portion 60b of the heat shield sheet 64 that becomes a seam with the next heat shield sheet (a seam partial end located below the seam) The thermal insulation sheet 64 is arranged so that the portion) becomes the mountain portions 54d and 56c of the folded plates 54 and 56. The position of the end portion 64b of the heat shield sheet 64 may be in the vicinity of the crest portions 54d and 56c. Then, the heat shield sheet 64 is attached to the valley portion 54 a of the folded plate 54 with the double-sided adhesive tape 20, and the heat shield sheet 64 is pressed along the inclination of the inclined portion 54 b of the folded plate 54. I guess so. Furthermore, the edge part 64b of the heat insulation sheet 64 is affixed with the double-sided adhesive tape 78 on the peak parts 54d and 56c.

  Note that an aluminum glass cloth tape 80 is bonded to a joint between the heat shield sheet 60 and the heat shield sheet 64 (a portion where the heat shield sheet 60 and the heat shield sheet 64 overlap) to seal the seam. Thus, the construction method in a present Example is repeated. The adhesion of the seam between the heat shield sheet 60 and the heat shield sheet 62 and the adhesion of the seam between the heat shield sheet 60 and the heat shield sheet 64 are not limited to the double-sided adhesive tapes 76 and 72 as in the above-described embodiment. Instead of the double-sided adhesive tapes 76 and 72, it is also possible to use an aluminum glass cloth tape or a caulking agent obtained by applying an adhesive to a base material in which a glass cloth is bonded to an aluminum foil.

  In the present embodiment, the folded plates 50, 52, 54, and 56 are fitted with the overlapping portions 50e, 50f, 52f, 54e, 54f, and 56e on the crest portions 50c, 50d, 52d, 54c, 54d, and 56c. However, even when the valley portion 4a, the inclined portion 4b, and the crest portion 4c are repeated in a single sheet as in the folded plate 4 of the first embodiment, how to connect the heat shield sheets 60, 62, 64 ( The construction method) is the same.

  Various embodiments and modifications can be made to the present invention without departing from the broad spirit and scope of the present invention. The above-described embodiments are for explaining the present invention and do not limit the scope of the present invention. In other words, the scope of the present invention is shown not by the embodiments but by the claims. Various modifications within the scope of the claims and within the scope of the equivalent invention are considered to be within the scope of the present invention.

  This application is based on Japanese Patent Application No. 2006-117945 filed on June 14, 2016 and Japanese Patent Application No. 2016-219302 filed on November 10, 2016. The specification, claims, and entire drawings of Japanese Patent Application No. 2006-117945 and Japanese Patent Application No. 2016-219302 are incorporated herein by reference.

  As described above, according to the present invention, it is possible to provide a roof exterior structure and a roof exterior construction method that are easy to mount and excellent in cost and maintenance.

1 ··· Roof 4 ··· Folded plate 4a · · · Valley portion 4b · · · Inclined portion 4c · · · Mountain portion 6 ··· Bolt 10 ... thermal insulation sheet 10a ... penetrating part 12 ... thermal insulation sheet 12a ... end 12b ... end 14 ... thermal insulation sheet 14a ... ..End 20: Double-sided adhesive tape 22 ... Double-sided adhesive tape 30 ... Bolt cap 40 ... Aluminum glass cloth tape 42 ... Aluminum glass cloth tape 50 ... Folded plate 50a ... · Valley portion 50b · · · Inclined portion 50c · · · Mountain portion 50d · · · Mountain portion 50e ··· Overlapping portion 50f ··· Overlapping portion 52 ... Folded plate 52a ... Valley part 52b ... Inclined part 52d ... Mountain part 52f ... Overlapping part 5 ... Folded plate 54a ... Valley part 54b ... Inclined part 54c ... Mountain part 54d ... Mountain part 54e ... Overlapping part 54f ... Overlapping part 56 ... Folded plate 56a ... Valley part 56b ... Inclined part 56c ... Mountain part 56e ... Overlapping part 60 ... Thermal insulation sheet 60a ... End Part 60b... End part 62... Heat shield sheet 62b... End part 64 ... heat shield sheet 64a... End part 64b. ... Double-sided adhesive tape 72 ... Double-sided adhesive tape 74 ... Double-sided adhesive tape 76 ... Double-sided adhesive tape 78 ... Double-sided adhesive tape 80 ... Aluminum glass Cloth tape 82 ... Aluminum glass cloth tape

Claims (20)

In the roof exterior structure to be attached to the roof material having corrugated irregularities forming the roof surface of the building,
A heat shield sheet covering the top surface of the roofing material;
A double-sided adhesive tape to be applied to the valley portion of the roofing material,
A roof exterior structure, wherein the heat shield sheet is adhered to a valley portion of the roof material through the double-sided adhesive tape.   The roof exterior structure according to claim 1, wherein the heat shield sheet is formed of an aluminum foil.   The roof exterior structure according to claim 2, further comprising a heat insulating layer made of a resin sheet on a lower surface of the aluminum foil of the heat shield sheet.   The seam of the heat shielding sheet is bonded with a double-sided adhesive tape, an aluminum glass cloth tape obtained by applying an adhesive to a base material obtained by bonding a glass cloth to an aluminum foil, or a caulking agent. 4. The roof exterior structure according to any one of 3.   The aluminum glass cloth tape coated with an adhesive is bonded to a base material in which a glass cloth is bonded to an aluminum foil from the seam of the heat shield sheet, and the seam is sealed. The roof exterior structure in any one of claim | item 4.   The roof exterior according to claim 4 or 5, wherein the seam along the mountain portion of the roof material is disposed in the mountain portion or in the vicinity of the mountain portion. Construction.   The seam portion end portion of the heat shield sheet located below the seam of the heat shield sheet is bonded to a peak portion of the roofing material or in the vicinity of the peak portion with a double-sided adhesive tape. The roof exterior structure described.   The boundary between the roof material and the end of the heat shield sheet is bonded with an aluminum glass cloth tape obtained by applying an adhesive to a base material in which a glass cloth is bonded to an aluminum foil, and the boundary is sealed. The roof exterior structure according to any one of claims 1 to 7.   The roof exterior structure according to any one of claims 1 to 8, wherein the double-sided adhesive tape has an acrylic adhesive disposed on the upper and lower surfaces of a polyethylene cloth. When there is a bolt-shaped protrusion on the mountain part of the roof material,
The protrusion is penetrated through the heat shield sheet, and the protrusion protruding above the heat shield sheet and the heat shield sheet around the protrusion are covered with a bolt cap. The roof exterior structure according to any one of 9. In the construction method of the roof exterior to be attached to the roof material having corrugated irregularities forming the roof surface of the building,
Attach a double-sided adhesive tape to the valley of the roofing material,
Next, the roofing material is covered with a heat shield sheet,
A method for constructing a roof exterior, characterized in that the heat shield sheet is adhered to the roof material via the double-sided adhesive tape.   The roof exterior construction method according to claim 11, wherein the heat shield sheet is formed of an aluminum foil.   The roof exterior construction method according to claim 12, further comprising a heat insulating layer made of a resin sheet on a lower surface of the aluminum foil of the heat shield sheet.   The seam of the heat shield sheet is bonded with a double-sided adhesive tape, an aluminum glass cloth tape obtained by applying an adhesive to a base material obtained by bonding a glass cloth to an aluminum foil, or a caulking agent. The construction method of the roof exterior in any one of 13.   The aluminum glass cloth tape which apply | coated the adhesive agent is adhere | attached on the base material which bonded the glass cloth to the aluminum foil from the joint line of the said heat shielding sheet, and this seam is sealed. Item 15. The method for constructing a roof exterior according to any one of Items 14 to 14.   The roof exterior according to claim 14 or 15, wherein the seam along the mountain portion of the roof material is disposed in the mountain portion or in the vicinity of the mountain portion. Construction method.   The seam portion end portion of the heat shield sheet located below the seam of the heat shield sheet is bonded to the peak portion of the roofing material or in the vicinity of the peak portion with a double-sided adhesive tape. The roof exterior construction method described.   The boundary between the roof material and the end of the heat shield sheet is bonded with an aluminum glass cloth tape obtained by applying an adhesive to a base material in which a glass cloth is bonded to an aluminum foil, and the boundary is sealed. The construction method of the roof exterior in any one of Claims 11-17 which carries out.   The roof exterior construction method according to any one of claims 11 to 18, wherein the double-sided adhesive tape has an acrylic adhesive disposed on the upper and lower surfaces of a polyethylene cloth. When there is a bolt-shaped projection on the mountain portion of the roof material,
The protrusion is penetrated through the heat shield sheet, and the protrusion protruding above the heat shield sheet and the heat shield sheet around the protrusion are covered with a bolt cap. The construction method of the roof exterior in any one of 19.

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