Ruskin has recently announced the first water-based high velocity duct sealant approved for use on its fire and combination fire/smoke dampers. The Design... ... Read More.
With the wide selection of louvers available today, choosing the proper louver for your application may seem like a difficult task. However, by considering... ... Read More.
Two critical code changes have been recently implemented that affect control damper requirements and outside air management. The first (Section 403 of... ... Read More.
ALL NEW UL555 (Fire Damper) and UL555S (Smoke Damper) Test Standards begin JULY 1, 2002! What do they mean to you? ... Read More.