Intumescent Fire Seal Door Set 20mm x 4mm (5.25m) White

White Intumescent 20mm x 4mm fire seals expand in the event of a fire and seal the gap between the door and the frame, hence preventing the spread of fire All fire doors must be fitted with the appropriate seals The seals need to be rebated either into the door frame or the door itself, on the top and two sides 20 x 4mm is recommended for 60 minute fire rating