- A high quality catalyst- designed, tested and proven with the Stronghold system. Resulting in no loss of fire rating qualities of Stronghold products.
Stronghold GRP achieves the highest fire rating possible BS476-3: 2004 EXT F.AA
Do not require training certification, however all terms of the guarantee certificate must be met.
F.AA Stronghold GRP systems contain fire retardents as standard.
F.AA flat roof products have no restriction on use.