Soudal SoudaFoam FR - Self Expanding Fire-Rated PU Foam | DEMO

Features of Soudal SoudaFoam FR (750ml Pressurized Aerosol Can)
Fire rated up to 4 hours.
Prevents the spread of fire, heat, smoke and gases through joints.
High filling capacity.
Good cohesion on all surfaces (except PE, PP and PTFE).
High thermal and acoustic insulation.
Find more soudal products on our website - www.elitekenya....

[@jameslincs]

What temperature can this handle? Is it suitable for sealing a boiler flue?