DCT-R41-4
FLAT CLT ROOF EXTERNALLY INSULATED WITH A PITCHED METAL ROOF OVER COUNTER BATTENS
Flat CLT roof protected by a self-adhered vapour permeable Wraptite SA sarking, insulated externally with a non combustible Vulcanwool stonefibre insulation that maintains the CLT roof at a stable temperature. The roof system is clad with a pitched metal roof supported by a substructure with a vapour permeable ProctorWrap HTS sarking draped under roofing battens provides drainage of any moisture below the roof sheet.
Section J (NCC 2019) R-Value Calculator
ProctorWrap High Tensile-Roof (HT-S) is a medium weight highly durable medium duty vapour permeable roof underlay for use in tiled, slate and metal roof applications. ProctorWrap HTS-IT is supplied with double integrated tape.
ProctorPassive Wraptite Self Adhesive (SA) is a light duty vapour permeable membrane for wall and metal roof application functioning as water and air barrier in one innovative vapour permeable self-adhering product.
DCT VulcanWool is a non-combustible high density mineral rock fibre stonewool insulation for use as external grade insulation with water shedding characteristics, designed for use in ventilated rainscreen facades and other thermal and acoustic wall, roof, floor and ceiling applications in residential and commercial buildings.
