Fire-Stopping Wraps and Collars

STI LCC Intumescent Firestop Collars
From $10.94
Designed to seal off potential flame spread around many different plastic, PVC and ABS pipes, these firestop collars fit snugly onto pipes and contain an intumescent material that expands up to 60x when exposed to fire or temperatures of 320°F.

STI Intumescent Wrap Strip
From $71.48
Designed to block the spread of flame and smoke through pipe passages in walls, floors and ceilings, this intumescent wrap fits snugly around any size pipe, and rapidly expands to 24 times its original size when exposed to high heat and fire.

STI Intumescent Firestop RTC Collar
Price $54.63
Designed to clamp securely around plastic pipes that penetrate through walls and floors, these intumescent collars expand upon exposure to fire to seal out smoke and flame, and prevent fire from traveling from room to room.

3M™ Fire Barrier Duct Wrap 15A
From $295.00
Ideal for kitchen, chemical and HVAC ducts, this intumescent wrap adheres directly to ductwork to prevent the spread of flame and smoke through duct penetrations in the event of a fire.

Abesco Z240 Pipe Collars
From $15.42
Ideal for hotels, residence halls, office buildings, retail centers and other multi-compartment buildings, these fire collars seal off fire-melted plastic pipes to prevent flame spread between rooms or levels.

STI Intumescent SSC Collar
Price $86.94
Shown to withstand humidity, temperature and immersion tests without significant loss of protective properties, these fitted intumescent pipe collars expand to seal through-wall pipe penetrations against flame and smoke.