Astroflame 310ml White Fire Sealant
Ensure fire doors are fitted to standard with our intumescent mastic, which is an effective fire-retardant sealant.
Keep your home and family safe with our intumescent mastic, which helps prevent fire and smoke spreading through a building. The intumescent substance swells when exposed to heat. This seals the gaps within walls, floors and ceilings, giving peace of mind that your home is protected.
Interior Use Only
Product Code ITS0020