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Oatey 25696 10 oz. Firestop Caulk

by Oatey
SKU 25696
In stock
Original price $13.55 - Original price $13.55
Original price
$13.55 - $13.55
Current price $13.55

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.

Product Features

  • 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

Spec Sheet

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Oatey 25696 10 oz. Firestop Caulk