3M TUCK-IN WRAP STRIP penetration seals for PVC U pipes

Intumescent material formed into strips 64 mm wide x 5 mm thick with a length to suit the pipe diameter. The strips are wrapped around the pipe in layers as required for the pipe.

The walls may be either masonry walls at least 120 mm thick or plasterboard-lined walls at least 100 mm thick with at least two layers of 12.5 mm thick fire rated plasterboard and at least 50 mm deep steel studs. The concrete floors are 74 mm to 150 mm thick.

AS1530.4:2014 and AS 4072.1-2005