EPA Section 608 Compliant

R-449A (R-449A)
Leak Rate Compliance

Everything you need to know about R-449A compliance under the AIM Act and EPA Section 608. Correct thresholds, GWP data, and instant calculations.

Global Warming Potential
1397
GWP Value (AR4)
Common Application
R-404A/R-507A replacement
Status
Regulated
AIM Act / Section 608

R-449A 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-449A Leak Rate

Use our EPA-compliant calculator to check your R-449A system status instantly.

Launch Calculator
20%
Limit

Related Refrigerants

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

Frequently Asked Questions about R-449A

What is the leak rate limit for R-449A?
For R-449A, the current EPA thresholds are:
  • 20% for Commercial Refrigeration
  • 30% for Industrial Process Refrigeration
  • 10% for Comfort Cooling
What is the GWP of R-449A?

R-449A has a Global Warming Potential (GWP) of 1397. It is a regulated substance under the AIM Act and EPA Section 608.