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WF300 Intumescent Firestop Caulk

WF300 Intumescent Firestop Caulk
WF300 Intumescent Firestop Caulk
WF300 Intumescent Firestop Caulk
WF300 Intumescent Firestop Caulk
WF300 Intumescent Firestop Caulk
WF300 Intumescent Firestop Caulk

WF300 Intumescent Firestop Caulk

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.

Test Standards ASTM E84 (UL723)
ASTM E119 (UL263)
ASTM E814 (UL1479)
CAN/ULC-S115
Third Party Approvals

Features

  • 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
Applications
Cables
Ductwork
Metallic Pipe
Plastic Pipe
Head-of-Wall
Properties
Permanent
Autobonding
Intumescent
Low VOC
Paintable
STC Rating
Water Based
Smoke Barrier

Specifications

Property Value
Color Red
Density/Weight per Gallon 10.2 lbs/gal (1.22 kg/L)
Flame Spread 0*
Smoke Development 20*
In Service Temperature Less than 185°F (85°C)
Storage Temperature 40°F (4°C) to 95°F (35°C)
Application Temperature 35°F (2°C) to 100°F (38°C)
STC Rating (ASTM E90-04/ASTM C919) 61 (Relates to Specific Construction)
VOC Content 53 g/L**
Average Volume Shrinkage (ASTM C1241) 23.5%
Notes *Tested to ASTM E84 (UL723) at 14% surface coverage (modified test for sealants and caulks) **Per SCAQMD Rule 1168 (EPA Method 24)

Ordering Information

Catalog Number UPC Number Description (UOM) Qty. Case Qty. Weight (Each) Image
WF305 730573097052 Wood Frame Intumescent Sealant 5 Gallon Pail 1 1 Wood Frame Intumescent Sealant 5 Gallon Pail
WF310 730573097106 Wood Frame Intumescent Sealant 10.1 Ounce Tube 1 12 12.4 Wood Frame Intumescent Sealant 10.1 Ounce Tube
WF320 730573097205 Wood Frame Intumescent Sealant 20 Ounce Sausage 1 12 21.4 Wood Frame  Intumescent Sealant 20 Ounce Sausage
WF300 Intumescent Firestop Caulk
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.