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HVAC
Universal R-410A Safety Certification
R-410A Properties
Knowledge Check
R-410A Properties
Knowledge Check
Knowledge Check
1 / 17
Which low-GWP refrigerant classified as A2L is replacing R-410A in new residential HVAC equipment?
A
R-22 - being reintroduced as a lower-GWP alternative
B
R-134a - lower GWP than R-410A and already widely available
C
R-744 (CO2) - GWP of 1, being adopted across all residential HVAC
D
R-454B (Opteon XL41) - GWP of 466, A2L classified
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