XtraFoam® Black - Minimal Expanding Black Foam Sealant

XtraFoam® Black is a very low expanding, one-component, multipurpose, polyurethane foam specially formulated to blend in and seal around voids for the RV industry, transportation industry, HVAC and Automotive industry. The low pressure, airtight insulation foam blocks drafts, moisture and insects without bowing the joints. It is environmentally safe, contains no CFC’s or HCFC’s and does not require painting when used in the above application.


  • RV & Transportation Industries
  • Landscaping
  • Insulation
  • Pipes
  • Electrical Panels
  • Areas of air infiltration


  • Low Expansion Formula
  • Black Color
  • Excellent stability
  • Provides water-resistant, airtight seal
  • Excellent adhesion to various substrates
  • High thermal and acoustical resistance


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 psi
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:

  • Black


The XB9500 is available for the following industries


This product is available in the following configurations:

  • 20oz 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.



Special note: No Air Shipments

XtraFoam cannot be shipped via air carrier

Hazardous Item Special note: Hazardous Item

XtraFoam is hazardous.