Hercules plumbers firestop sealant is latex-based and intended for
multi-purpose use. This intumescent sealant provides up to a three hour fire
rating and is designed for a wide array of firestop applications in small
commercial or grouped residential construction or other structures with
similar characteristics. Can be used in systems where dynamic movement is
expected: plumbing; HVAC; bath and dryer vents; metallic pipes; non-metallic
pipes, conduits and tubing; insulated pipes; electrical and electronic cabling;
concrete, gypsum, metal ductwork; wood floors.
Expands up to 10 times to block flame propagation. Excellent smoke seal.
Water-based for easy cleanup.Water-resistant once cured; will not separate
or shrink when dry. Tested for excellent acoustical performance; reduces
noise transmission. Flexible, non-sagging, and low odor. Paintable. Low
VOCs. No solvents. Non-halogenated. Does not contain PCBs or asbestos.
Specs
–
Type:
Firestop Sealant
Application:
Plumbing
Volume:
10.1 oz.
Contact
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I generally use a foam fire block but this is better for small jobs and I can reuse it on another job. The foam doesn't do well on reuse.
RickV
Lake Zurich, IL
1 years ago
Verified Buyer
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Does the Job
Gets the job done every time with minimal mess. It does dry slower than traditional caulk so keep that in mind.
Chris
Wilmington,NC
10 years ago
Verified Buyer
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