Grease duct joints are held alongside one another via fashioned V clamps and sealed with 3M Fire Barrier 2000+. CE & UKCA marked Promat calcium silicate boards getting gotten a CE marking for supposed use Variety 9: Technological expert services assemblies in buildings The FyreWrap Elite is often also employed https://claytonjzodq.blogaritma.com/34976272/fire-resisting-ductwork-insulation-an-overview