Specifically designed to block insects and pests from entering the home, this insulating foam sealant expands to fill, seal and insulate the gaps, cracks and holes where they commonly enter.
 
HERE'S WHAT MAKES GREAT STUFF™ PESTBLOCK GREAT:
 
Blocks critters, bugs and other pests from your home
Contains no pesticides
Won't harm bees
Forms a water-resistant, airtight seal.
Seals gaps and cracks up to 1" (25 mm)
Helps improve energy efficiency and lower utility bills.
Bonds with most building materials and surfaces
Indoor & outdoor use
 
It's easy to use because it's:
All-direction dispensing.
Grey colored foam.
Tack-free in 5–15 minutes. 1
Ready to trim within 60 minutes.
Paintable, stainable and sandable.
UL Classified.
CCMC 13074-L
Available in 12- and 16-oz. cans.