A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
ROOF SUBSTRATE MATERIAL AND ROOF STRUCTURE
To provide a roof substrate material with excellent waterproofness, nail hole water cut-off performance and workability, and a roof structure provided with the roof substrate material.SOLUTION: In a roof substrate material 20 provided with a roofing board 21 and a water-proof sheet 22 covering the roofing board 21, and on which a roofing material 10 is attached, the roofing board 21 is composed of medium density fiberboard having a density of 0.7 or more and less than 0.85 and a water absorption rate of 15% or less, and the water-proof sheet 22 is configured to have a sheet body 22a and an adhesive layer 22b formed on the bottom surface of the sheet body 22a.SELECTED DRAWING: Figure 3
【課題】防水性、釘穴止水性及び施工性に優れた屋根下地材及びそれを備えた屋根構造を提供する。【解決手段】野地板２１と、該野地板２１の上面を覆う防水シート２２とを備え、上方に屋根葺材１０が取り付けられる屋根下地材２０において、密度が０．７以上０．８５未満で吸水率が１５％以下の中密度繊維板で野地板２１を構成し、シート本体２２ａと該シート本体２２ａの下面に形成された粘着剤層２２ｂとを有するように防水シート２２を構成する。【選択図】図３
ROOF SUBSTRATE MATERIAL AND ROOF STRUCTURE
To provide a roof substrate material with excellent waterproofness, nail hole water cut-off performance and workability, and a roof structure provided with the roof substrate material.SOLUTION: In a roof substrate material 20 provided with a roofing board 21 and a water-proof sheet 22 covering the roofing board 21, and on which a roofing material 10 is attached, the roofing board 21 is composed of medium density fiberboard having a density of 0.7 or more and less than 0.85 and a water absorption rate of 15% or less, and the water-proof sheet 22 is configured to have a sheet body 22a and an adhesive layer 22b formed on the bottom surface of the sheet body 22a.SELECTED DRAWING: Figure 3
【課題】防水性、釘穴止水性及び施工性に優れた屋根下地材及びそれを備えた屋根構造を提供する。【解決手段】野地板２１と、該野地板２１の上面を覆う防水シート２２とを備え、上方に屋根葺材１０が取り付けられる屋根下地材２０において、密度が０．７以上０．８５未満で吸水率が１５％以下の中密度繊維板で野地板２１を構成し、シート本体２２ａと該シート本体２２ａの下面に形成された粘着剤層２２ｂとを有するように防水シート２２を構成する。【選択図】図３
ROOF SUBSTRATE MATERIAL AND ROOF STRUCTURE
屋根下地材及び屋根構造
OBA SHOICHI (author) / TOMODA TAKASHI (author) / AOKI TAKAHIRO (author) / TONOSAKI SHINGO (author)
2022-10-14
Patent
Electronic Resource
Japanese
IPC:
E04D
ROOF COVERINGS
,
Dacheindeckungen
ROOF SUBSTRATE CONSTRUCTION METHOD AND ROOF SUBSTRATE STRUCTURE
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