WebDraftstopping materials shall be not less than 1 / 2 -inch (12.7 mm) gypsum board, 3 / 8 -inch (9.5 mm) wood structural panels or other approved materials adequately supported. … WebTo summarize, draftstopping is meant to restrict the movement of air in concealed, combustible spaces. Fireblocking is installed to control the migration of flame in …
2024 INTERNATIONAL RESIDENTIAL CODE (IRC) ICC DIGITAL …
Web718.3.1 Draftstopping Materials. Draftstopping materials shall be not less than 1 / 2 -inch (12.7 mm) gypsum board, 3 / 8 -inch (9.5 mm) wood structural panel, 3 / 8 -inch (9.5 mm) particleboard, 1-inch (25-mm) nominal lumber, cement fiberboard, batts or blankets of mineral wool or glass fiber, or other approved materials adequately supported. WebJun 10, 2024 · What is a Draftstop? “Draftstopping” is defined in both the International Residential Code (IRC) and the International Building Code (IBC) as, “A material, device or construction installed to restrict the movement of air within open spaces of concealed areas of building components such as crawl spaces, floor-ceiling assemblies, roof- swan electric cooker
Proper Materials for an Attic Draft Curtain? - MeyerFire
WebApr 15, 2024 · Draftstopping is required in floors of buildings that are of any type other than group R and non-sprinklered, and shall subdivide the area into horizontal areas not exceeding 1,000 sq. ft. In attics in occupancies other than group R, draftstopping is required so that the horizontal area does not exceed 3,000 sq. ft. WebDraftstopping shall be installed to subdivide floor/ceiling assemblies where required by Section 708.4.2. ... and Smoke Protection Features > 708 Fire Partitions > 708.4 Continuity > 708.4.2 Fireblocks and Draftstops in Combustible Construction. 504.2 Exhaust Systems, Exhaust Penetrations. WebSuch construction shall be visually inspected by the owner annually and properly repaired, restored or replaced where damaged, altered, breached or penetrated. ... 2003 IBC 717.3.2 simply talks about draftstopping which is defined in 702 as any material that restricts the movement of air. However the commentary on the Code says it’s to be a ... swan electrical carlow