Product description
The Bullock Model 5650 Drop Lock type Fire Damper has led the market place in the small damper technology for many years. It’s light-weight construction and superior closing ability has made it the leading fire damper on the market.
Complying with AS1682.1-1990 and AS1668.1-1998, the model 5650 is tested and certified with a FRL -/240/- in a masonry wall or concrete slab, FRL -/120/- in a steel stud plasterboard partition and a 3x16mm plasterboard partition – all without the need for support rods or lintel beams.