No, there is no need to cap with mastic for fire ratings of up to 60 minutes. Our Fire Door Foam™ is also tested for smoke.
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FAQs
FAS Fire Door Foam™
Do I need to cap off Fire Door Foam™ with intumescent mastic?
Can timber packers be used?
Yes, Fire Door Foam is tested with both plastic and timber packers, providing that they are equal to or of a higher density than the door frame.
Can I add architraves over Fire Door Foam™?
Architraves are optional, Fire Door Foam™ has been tested with and without.
Does Fire Door Foam™ have a shelf life?
Fire Door Foam™ has a 12-month shelf life whilst stored in temperate conditions (5°C > 30°C).
How many doors can I seal per can?
A 750ml can will seal 3-4 single doors within a standard structural opening (10mm x 70mm void).
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