DAP Fire Stop 18806 Silicone Sealant, Limestone Gray, 10.1 oz Cartridge

DAP Fire Stop is a single component, neutral cure, gun-grade silicone firestopping sealant. It is an elastomeric, high performance sealant capable of meeting the joint movement requirements in a fire-rated joint. Fire Stop is tested for up to a 4-hr fire-resistance-rated system at independent laboratories and is approved for both through penetrations and joint applications.