FIREFLYMortar is a gypsum based mortar used to reinstate the fire resistance performance of floor and wall constructions where apertures exist and there is a requirement to restore the fire resistance of the substrate.
Used to restore fire resistance through walls and floors. Has load bearing capabilities. Prevention of air leakage.
Maintains acoustic performance. Assumed working life 25 years. For internal use only. Due to its fine texture and capacity to expand during curing, it provides a smoke and fire seal around cables and multiple small pipes while creating an excellent bond to surrounding masonry in larger openings.
Available in 20kg bags.