XtraFoam® - Miniminal Expanding Foam Sealant

XtraFoam® is a very low expanding, one-component, multipurpose, polyurethane foam specially formulated to seal around window and door frames. The low pressure, airtight insulation foam blocks drafts, moisture and insects without bowing the window. It is environmentally safe, contains no CFC’s or HCFC’s.


  • Windows
  • Doors
  • Wood, Aluminum and Vinyl Doors & Windows
  • Areas of Air Infiltration


  • Low Expansion, closed-cell formula
  • Will not warp or bow frames or jambs
  • Excellent stability (no shrink or post expansion)
  • Very good filling capacities
  • Exerts up to 90% less curing pressure than other foams
  • For professional gun applications
  • Provides water-resistant, airtight seal
  • Excellent adhesion on most substrates
  • High thermal and acoustical insulation


Technical Specs

Base Polyurethane
Curing System Moisture Cure
Core Density 1.25 -1.70 lbs./ cu.ft.
R-Value ASTM C518 4.25 per inch
Pressure Build 0.15-1.20 psig
Service Temp 230 degrees F
Curing Rate 30 Minutes for a ½ bead
Take Free 5 minutes for a ½ bead
Shelf Life 12 months, from date of mfg.


Health and Safety Recomandations

Apply the standard industrial hygiene techniques. Wear gloves and safety goggles. Remove cured foam by mechanical means only, never burn away. SEE INDIVIDUAL CANS OF FOAM FOR SPECIFIC INSTRUCTIONS.



This product is available in the following colors:

  • Yellow


The XB9500 is available for the following industries


This product is available in the following configurations:

  • 20 oz spray can. 12 cans per case.

Limited Lifetime Warranty

This product is guaranteed to give satisfactory performance if applied in accordance with the label directions. Liability to Premier Industrial Supply, Inc. (Premier) is limited to a full refund of the purchase price or product replacement if product is proven defective. Premier shall not be liable for loss or damage, whether direct, consequential or incidental. There are no other warranties expressed or implied including the implied warranty of merchantability or fitness for a particular purpose.