Descripción
The VPC HFO Closed-Cell Set is a complete Victory Polymers VPC-HFO spray foam system: the A-Side (VPC-ISO) and the B-Side (VPC-HFO resin), matched and sold together. VPC-HFO uses an EPA-approved, low-GWP HFO blowing agent and delivers a high R-value per inch with a built-in air and vapor barrier for walls, roofs, attics, crawlspaces and foundations. Full specs for each side are in the A-Side and B-Side tabs.
What’s included
- A-Side Victory Polymers VPC-ISO, 500 lb drum (SKU 57780)
- B-Side Victory Polymers VPC-HFO resin (SKU 59365, MPN 100000022)
Processing
- Mix ratio 1:1 by volume (A:B)
- Spray pressure 1,000 to 1,300 psi
- Primary and hose heat 110 to 130°F
- Drum temperature 70 to 80°F before use
- Substrate above 40°F and at least 5°F above dew point
- Pass thickness 1″ minimum; let the core cool below 100°F before the next pass
- Transfer pumps 2:1 recommended; never cross the A and B lines
Safety data
Review both safety data sheets before handling. The A-Side contains MDI isocyanate and can cause respiratory and skin sensitization: use a supplied-air respirator when spraying, chemical goggles, chemical-resistant gloves and full skin coverage. Foam must be separated from the interior by an approved thermal barrier.
Ordering and support
Questions about rig setup or coverage? Contact us and our team will help you dial in your system before you order. The Spray Market supplies spray foam contractors with equipment, replacement parts, chemicals and safety gear.

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