EPA Section 608 Compliant

R-407C (R-407C)
Leak Rate Compliance

Everything you need to know about R-407C compliance under the AIM Act and EPA Section 608. Correct thresholds, GWP data, and instant calculations.

Global Warming Potential
1774
GWP Value (AR4)
Common Application
R-22 retrofit
Status
Regulated
AIM Act / Section 608

R-407C Leak Rate Thresholds (2026)

Equipment TypeTrigger RateAction Required
Commercial Refrigeration20%Repair within 30 days
Industrial Process30%Repair within 30 days
Comfort Cooling10%Repair within 30 days

Calculate R-407C Leak Rate

Use our EPA-compliant calculator to check your R-407C system status instantly.

Launch Calculator
20%
Limit

Related Refrigerants

R-410A
Puron
R-134a
Tetrafluoroethane
R-22
Chlorodifluoromethane

Frequently Asked Questions about R-407C

What is the leak rate limit for R-407C?
For R-407C, the current EPA thresholds are:
  • 20% for Commercial Refrigeration
  • 30% for Industrial Process Refrigeration
  • 10% for Comfort Cooling
What is the GWP of R-407C?

R-407C has a Global Warming Potential (GWP) of 1774. It is a regulated substance under the AIM Act and EPA Section 608.