FIRESHIELD DUCT JOINTING SYSTEM
Slide on Flange (4 Bolt Flange) Details
- »For use with Fire rated and Conventional Ventilation Ductwork. » Tested to British Standards - BS 476 Part 24 for Fire Rated Duct 2 hrs 1100 deg. °C as part of Fire Rated System. » Suitable for DW/144 for Joint Ratings up to J6 and pressure classes A, B and C. Fully conforms to UK, HVCA specification DW144. » Available in standard sizes of 20mm, 25mm, 30mm, 35mm and 40mm to suit all duct sizes. » Z-275 gram coating to Galvanize steel giving anti-corrosion benefits. » Available in Galvanized Steel and Stainless Steel.