WebApr 9, 2024 · referenced in IBC Section 1403.2 and IRC Section 703.2 • Use as a water-resistive barrier over wood-based sheathing under cement plaster (stucco) having a 60-minute water-resistive rating under IBC Section 2510.6 and IRC Section R703.7.3 • Use as an air barrier material under IRC Section N1102.4.1 and IECC Sections C402.5 and R402.5 WebJan 21, 2011 · The requirement includes a qualification: if you don’t want to use number 15 asphalt felt, you can use some “other approved water-resistive barrier.” The code requirement calling for walls to be covered with asphalt felt is rather odd, because every asphalt felt manufacturer declares unequivocally that the product is intended for roofs ...
Choosing a Mechanically Fastened WRB - GreenBuildingAdvisor
WebIRC section R703.2 Water-resistive barrier. Section R703.2 is amended to read as follows: R703.2 Water-resistive barrier. One layer of No. 15 asphalt felt, free from holes and … WebMar 1, 2024 · Section R703.7.3 of the IRC includes the requirement for the installation of two layers of WRB behind stucco, as follows: The individual layers shall be installed independently such that each layer provides a separate continuous plane and any flashing intended to drain to the water-resistive barrier is directed between the layers. [ Emphasis … dutch oven dump cakes
2024 INTERNATIONAL BUILDING CODE (IBC) ICC DIGITAL CODES
WebThe International Residential Code (IRC) was created to serve as a complete, ... the exterior wall coverings as well as the water-resistive barrier required beneath the exterior materials. Exterior wall coverings regulated by this section include aluminum, stone and masonry veneer, wood, hardboard, particleboard, wood structural panel ... WebThe International Residential Code (IRC) defines vapor retarders as Class I, II or III based on how permeable they are to water vapor, the lower the permeability – the less water vapor that will pass through the vapor retarder. Class I – Very low permeability vapor retarders – rated at 0.1 perms or less. Sheet polyethylene (visqueen) or ... Web1404.2 Water-resistive barrier. Not fewer than one layer of No.15 asphalt felt, complying with ASTM D226 for Type 1 felt or other approved materials, shall be attached to the studs or sheathing, with flashing as described in Section 1405.4, in such a manner as to provide a continuous water-resistive barrier behind the exterior wall veneer. in 4 daily calories should come from fat