Description
PESTBLOCK
Effective and easy to use,Great Stuff Pestblock Insulating Foam Sealant blocks insects and pests from entering the home by sealing gaps, cracks and holes while improving energy efficiency all around the home.
Product Details
Great StuffPestblock Insulating Foam Sealant is a ready-to-use foam sealant that expands up to 1 inch to take the shape of gaps, creating a long-lasting, airtight and water-resistant seal that blocksout spiders, ants, cockroaches, mice and more from entering the home without the use of pesticides.
Features and Benefits
- Blocks critters, bugs and other pests from your home
- Pesticide-free
- Wont harm bees
- Expands to fill, seal, and insulate gaps up to 1 inch (25mm)
- Forms a long-lasting, airtight, weather-resistant seal
- Adheres to wood, metal, masonry, glass and most plastics
- Interior/exterior use1
- Tack-free in 5-15 minutes2; trimmable in one hour
- Paintable, stainable and sandable
- Grey-colored foam for easy identification
- UL classified CCMC 13074-L
1Skin of cured foam can discolor if exposed to natural light. Paint or coat foam for the best results.
270 5F and 50 5 % RH, 1-inch bead diameter, 6-inch length. The cure rate is dependent on temperature, humidity, and size of the foam bead.
Uses
Great Stuff and Great Stuff Pro products can be used in a variety of interior and exterior applications, most commonly in air sealing and home retrofit applications.
Where to use Great Stuff Big Gap Filler
- Exterior openings
- Hard to reach spaces
- Rim joist
- Pipe penetrations
Where to use Great Stuff Fireblock
- Pipe penetrations
- Exterior of electrical outlets
- Exterior of electrical penetrations
- Pipe penetrations
- Bathroom fans
- HVAC penetrations
Where to use Great Stuff Gaps & Cracks
- Rim joists
- Attic penetrations
- Dryer vents
- Pipe penetrations
- Sill plates
- Exterior of electrical outlets
Where to use Great Stuff Multipurpose Black
- Exterior of Electrical lines
- HVAC penetrations
- Small gaps and cracks in the attic or garage
- Air conditioning lines, refrigerant lines, gas lines service penetrations
- Repair of masonry walls, sidewalks, and porches
- Outdoor landscaping applications
- RV and vehicle undercarriages3
- Trailer/transportation repairs3
- Marine sealing applications*
*Note: Great Stuff Insulating Foam Sealants are not for use in aviation, or food/beverage contact, or as structural support in marine applications.
Where to use Great Stuff Pestblock
- PVC Pipe Penetration
- Exterior of electrical cable lines
- Water faucet penetration
- Attic hatch frame
- Rim joists
- Sill plates
Where to use Great Stuff Pond & Stone
- Cap stones in retaining walls
- Cracks and holes in trees
- Rocks with direct water flow, such as waterfalls
Where to use Great Stuff Window & Door
- Doors and their rough openings
- Windows and their rough openings
Where to use Great Stuff Pro Gaps & Cracks
- Electrical wire penetrations
- Gas line penetrations
- Plumping and pipe penetrations
Where to use Great Stuff Pro Pestblock
- Under baseboards and attic hatch frames
- Hose bibs
- Dryer vents
- PVC pipe penetrations
- Plumbing penetrations
Where to use Great Stuff Pro Wall & Floor
- Bonding Plywood and OSB subflooring to wood joists
- Bonding foam panels, drywall, OSB and plywood to wood framing
- Bonding masonry, tile and concrete substrates to OSB, plywood, foam panels and drywall
Where to use Great Stuff Pro Window & Door
- Windows and their rough openings
- Doors and their rough openings






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