< Caulk

Hercules® Firestop Caulk

Hercules® Plumbers Firestop Sealant is a latex-based, intumescent sealant intended for multi-purpose use. This paintable, low VOC 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 structures with similar characteristics. It can be used in systems where dynamic movement is expected, including plumbing, HVAC, and bath and dryer vents. This sealant also be used on a variety of metallic and non-metallic pipes, conduits and tubing — even insulated pipes, electrical, concrete, gypsum, metal ductwork and wood floors. Behold the power of Hercules®, products built to last and trusted by plumbers to withstand even the toughest conditions.

Available in 2 variations

Key Features & Benefits

Tested and classified for fire resistance
For use with a variety of pipes, conduit and tubing
Can be used in systems where dynamic movement is expected
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
Flexible, non-sagging, and low odor
Tested for excellent acoustical performance; reduces noise transmission
No solvents, non-halogenated, and does not contain PCBs or asbestos

Specifications

Color:	Clear
Brand:	Hercules
Product Type:	Firestop
California VOC Compliant:	Yes

More Specifications

Technical Resources (2)

More Downloads

Available in 2 variations

Related Resources

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