The Big Gap Eraser
When you find a gap or crack that’s a real monster, GREAT STUFF™ Big Gap Filler is the stuff. GREAT STUFF™ Big Gap Filler Insulating Foam Sealant is a ready-to-use, expanding polyurethane insulating foam sealant that fills, seals and insulates gaps up to 3 inches.
HERE'S WHAT MAKES GREAT STUFF™ BIG GAP FILLER GREAT:
It's easy to use because it's:
1Skin of cured foam can discolor if exposed to natural light. Paint or coat foam for best results.
2 70 ± 5°F and 50 ± 5 % RH, 1 inch bead diameter, 6 inch length. Cure rate is dependent on temperature, humidity, and size of foam bead.
GREAT just got GREATER!
No drips, less mess - foam stops where you stop.
Reusable for up to 30 days - use again and again.
Precise, greater control.
Down To The Details Of Great Stuff™ Big Gap Filler
How To Use Great Stuff™ Big Gap Filler
Read all instructions and safe handling information before you start. GREAT STUFF™ products should not to be used for filling closed cavities or voids such as behind walls and under tub surrounds.
Great Stuff™ Insulating Foam Sealants Safe Handling
For warnings and precautions, disposal information and more, download GREAT STUFF™ Consumer Safety Information or view our safe handling videos.
If you need assistance, contact us. We're always here to help you through any project.
What Project Do You Want To Start?
GREAT STUFF™ Big Gap Filler works in large gaps throughout the home.
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Did you know that you can save money on energy just by sealing rim joists and sill plates? Find out how to do it with Great Stuff Insulating Foam Sealants.
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See where you can buy GREAT STUFF™ and GREAT STUFF PRO™ in your neighborhood.