About Us

Heilongjiang RESSA Co., Ltd. ( RESSA) is a full range of intumescent fire seals supplier for gun safe and fire doors industry. When meet fire, Ressaseal ® brand seals itself will expand 5-30 times than original sizes to tightly seal the space between door and door frame to prevent the passage of fire and hot smoke. When it’s used in the fire doors, enough time will be provided for human being to escape from fire disaster. When it’s used in the gun safe, the inside guns, luxury materials, important documents will be protected to be damaged by hot smoke and fires.

Ressaseal ® RYZW series intumescent fire seals with UL72 Test Certificate are especially designed for gun safe and fire safe industry. RYZW fire seal will expand 5 times than original sizes when fire happens outside of safes, the expanding rigid foaming will tightly seal the space between safe door and its frame to prevent the passage of fire and smoke. RYZW fire seals will protect the guns, important documents, luxury materials inside of gun safes and fire safes. Ressaseal ® brand REPDM waterproof seals with SGS Test Certificate, it will prevent the water into the gun safes when put safes in the water for 72hours.