Save 10% OFF Gree! Going on Now!
Mon - Fri 8:00am - 8:00pm EST
See Trending Products

You have no items in your shopping cart.

BOSS® 33324

BOSS - 333 Polyurethane Expanding Foam (24 oz can)

SKU : 33324
BOSS 33324 - 333 Polyurethane Expanding Foam (24 oz can)BOSS 33324 - 333 Polyurethane Expanding Foam (24 oz can)
Move your mouse over image or click to enlarge
blank image

About this Item

Touch And Seal Polyurethane Expanding Foam, 24 oz. can
check In Stock
In Stock
Bulk QTY Pricing
  • Buy 12+$10.98 / each
  • Buy 24+$8.98 / each
  • Buy 20+Call for Pricing
Looking for Help or Advice?
Our dedicated team is here to help you through the process of selecting the right system or part.

Product Highlights

BOSS® 333 is a ready-to-use, multi-purpose, polyurethane foam that expands to three times its original volume on contact with air. The expanding action fills holes, cracks and gaps more completely than standard caulks. BOSS® 333 has excellent insulating properties and superb adhesion to virtually all building materials.


  • Air sealing
  • Partition walls with ceilings
  • Through penetrations around cables and pipes
  • Seams between chimneys, roof protection, roof panels and wall panels
  • Meets CA-25-4
  • UL classified, Tested to ASTM E-84
  • Triple expanding
  • Weatherproofs against wind and moisture
  • Fills gaps, cracks and holes
  • Seals out insects and pests
  • Can be sanded, painted and stained
  • Complies with EPA Method 24 and California Air Resource Board Method 310
  • VOC compliant

Manuals & Docs

BOSS 33324 - 333 Polyurethane Expanding Foam (24 oz can)
Weight 1.83 Pound (lb.)
Height 11.125 Inches (In)
Width 2.5 Inches (In)
UPC 787930333247
Length 2.5 Inches (In)
Brand BOSS®
Includes Straw
Color White
Size 24 Ounce
Temperature Range -40°F to 200°F (-40°C to 93.3°C)
There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!