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Product Summary

WF300 Caulk is storage stable (when stored according to manufacturer’s recommendations) and will not separate or shrink when dried. WF300 adheres tenaciously to common construction materials such as lumber and gypsum board as well as typical penetrant materials.

What's Included

    (1) Item

Features + Benefits

  • Installer friendly, easily applies with standard caulking gun
  • Suitable for combustible and non-combustible penetrants
  • Tested for up to 3 Hours of fire exposure when tested to ASTM E814/UL1479

Key Specs

AttributeSpecification

item#

7290485

Brand

STI Firestop
AttributeSpecification

Product Weight

1.7000 lb

Dimensions L x W x H (in.)

2.0 x 2.0 x 14.0 in