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SpecSeal WF300 Intumescent Firestop Caulk 5 Gallon WF305

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$139.50 cheaper than the new price!!

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New  $279.00
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Product details

Management number 200842568 Release Date 2025/09/18 List Price $139.50 Model Number 200842568
Category

Specified Technologies Inc SpecSeal WF300 Intumescent Firestop Caulk 5 Gallon

Firestop WF300 intumescent firestop caulk is a latex-based firestop caulk designed for residential wood frame construction.

WF300 caulk is tested for addressing penetrations through wood/frame construction such as wood stud walls and floor/ceiling assemblies.

Under fire exposure, WF300 expands to up to four times its original volume.

California Proposition 65 Warning.

Features

  • Installer friendly = easily applies with standard caulking gun
  • Intumescent: expands in all directions = a tough, tight seal
  • Resistant to water = will not re-emulsify after drying
  • UL certified = listed in over 80 UL Tested Firestop systems! when tested to ASTM E814/UL1479 up to 3 hours of fire exposure

Specifications

Brand Name - Specified Technologies Inc

Adhesive Type - Firestop

Assembled Weight (lbs) - 58.00

California Proposition 65 Warning Required - No

Capacity - 5 Gal

Color - Red

Country of Origin - United States

Curing Time (hrs) - 24

Indoor / Outdoor - Indoor

MFG Part # (OEM) - WF305

Moisture Resistant - Yes

Package Contents - SpecSeal WF300 Intumescent Firestop Caulk 5 Gallon

Package Depth - 12

Package Height - 15

Package Weight - 58.00

Paintable / Stainable - Yes

Product Condition - New

UL Compliant - Yes

UPC - 730573097052

Warranty Type - 1 Year Limited

Weight (lbs) - 58


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