Huntsman Building Solutions Heatlok® HFO Pro Closed-Cell Spray Foam Insulation (HS200P-00NWDU, 480 lb Drum)
Regular price $3,233.22Heatlok HFO Pro closed-cell spray foam insulation
Huntsman Building Solutions Heatlok HFO Pro is a premium closed-cell spray foam designed to deliver continuous insulation that helps protect against air leakage, thermal loss, moisture, and vapor. It leverages Honeywell Solstice® HFO blowing-agent technology (GWP 1) and is engineered for strong adhesion and compressive strength.
Key Features:
- High R-Value Performance: Aged thermal resistance of 7.4 at 1 inch for efficient, space-saving insulation.
- Air/Water/Vapor Control: Designed as continuous insulation to help protect against air, thermal, water, and vapor.
- Low-GWP HFO Technology: Uses Honeywell Solstice® HFO Liquid Blowing Agent technology with GWP of 1.
- Code & Testing Ready: NFPA 285 tested/approved behind multiple claddings and evaluated as a water-resistant barrier (WRB).
- Tough, Durable Foam: Strong adhesion and compressive strength; meets FEMA Class 5 flood-damage resistance requirements.
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Product line | Heatlok® HFO Pro |
| Category | Spray Foam Insulation |
| Foam type | Closed-cell spray foam insulation |
| Aged thermal resistance | 7.4 @ 1 inch |
| Blowing agent technology | Honeywell Solstice® HFO Liquid Blowing Agent technology |
| Blowing agent GWP | 1 (99.9% lower than traditional blowing agents) |
| NFPA 285 | Tested and approved behind multiple claddings, including aluminum and metal |
| Water-resistant barrier (WRB) | Tested WRB |
| Vapor retarder rating | Class II vapor retarder at 1 inch thickness |
| VOC/certification | GREENGUARD Gold Certified (Low VOC) |
| ASTM classification | ASTM C1029 Type II (≈25 psi) |
| Flood damage resistance | Meets FEMA Class 5 flood damage resistance requirements |
| Miami-Dade approval | Miami-Dade County, Florida NOA 24-1126.01 |
| Evaluation | ABAA evaluated |
| Container type | Drum |
| Net content | 480 lb |
| Color | Green |
| Density (listing 1) | 2.0 lb/ft³ (32.0 kg/m³) |
| Density (listing 2) | 1.2 g/cc |
| Mixing ratio | 1:1 |
| Tack free time | 3 to 4 s |
| Storage temperature | 15 to 25°C |
| Shelf life | 6 months |
| Viscosity | 350 mPa·s |
| Temperature rating | 50 to 100°F |
| Composition | 2,6-Bis[[Bis(2-Hydroxyethyl)Amino]Methyl]-4-Nonylphenol; (1E)-1-Chloro-3,3,3-Trifluoroprop-1-ene; 2,2'-Oxydiethanol; Tris(2-Chloro-1-Methylethyl) Phosphate; Triethyl Phosphate; Halogenated Polyetherpolyol B 350; Ethane-1,2-Diol; Cyclohexyldimethylamine; 1,2-Dimethylimidazole; Dibutylbis(dodecylthio)stannane |
| Proposition 65 warning | California Residents: Proposition 65 Warning (www.P65Warnings.ca.gov) |
Frequently Asked Questions (FAQ):
Q: What type of spray foam is this?
A: Heatlok HFO Pro is a closed-cell spray foam insulation system designed for continuous insulation performance.
Q: What is the thermal performance?
A: It lists an aged thermal resistance of 7.4 at 1 inch thickness.
Q: Does it help with air and moisture control?
A: Yes—it's designed to help protect against air, thermal, water, and vapor, and it is tested as a water-resistant barrier (WRB).
Q: Is it a vapor retarder?
A: Yes—it's listed as a Class II vapor retarder at 1 inch thickness.
Q: What is the mix ratio and storage guidance?
A: It lists a 1:1 mixing ratio and a storage temperature of 15 to 25°C, with 6 months shelf life.
A seamless envelope of comfort—quietly high-performance, unmistakably refined
Heatlok HFO Pro is the invisible upgrade that makes a space feel instantly more luxurious—warmer, quieter, and more composed. Its closed-cell structure creates a continuous layer of protection that elevates the architecture by eliminating the drafty, inconsistent feel that can cheapen even the most beautiful interiors. Use it strategically in attics, rim joists, and foundations to refine comfort while supporting a cleaner, more resilient building envelope. It’s the kind of behind-the-walls essential that lets the design shine—because true luxury is effortless living.
Upgrade your building envelope with Heatlok HFO Pro for high-R, low-GWP closed-cell performance that helps seal out air and moisture.
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