Clean Extinguishing Agents
HFC-227ea — Clean Fire Extinguishing Agent
Colorless, odorless, electrically non-conductive vapor — safe for occupied spaces, leaves no residue.
UL certification covers the 25, 42 and 50 Bar systems; 70 Bar is pending. FM Approval covers the 25 Bar systems only. Contact us for the latest status.
EPA SNAP listed agents
Characteristics
HFC-227ea is a colorless, odorless, and electrically non-conductive vapor that leaves no residue. It provides effective fire suppression without obstructing vision and maintains acceptable toxicity levels for use in occupied spaces.
Compatible Systems
Both agents are compatible with SHTG systems at all four operating pressures: 25 Bar (362 psi, DOT welded cylinders), 42 Bar (609 psi), 50 Bar (725 psi), and 70 Bar (1015 psi).
Physical Properties
| Property | Value |
|---|---|
| Chemical Formula | CF₃CHFCF₃ (Heptafluoropropane) |
| Boiling Point | −16.36°C (2.4°F) |
| Freezing Point | −131°C (−204°F) |
| Critical Temperature | 101.7°C (214.9°F) |
| Viscosity Liquid @ 25°C | 0.226 Cp |
| Vapor Pressure @ 25°C | 457.7 kPa (66.4 psi) |
| Relative Density (water=1) | 1.46 |
| Global Warming Potential | 2900 |
| Ozone Depletion Potential | 0 |
Listing
UL and FM apply to the SHTG systems, by pressure.
Compatible Pressures
EPA SNAP listed agentsContact Us
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