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CLASSIC
TRADITIONAL PRODUCTS, ALREADY PRESENT IN PREVIOUS CATALOGS, COMPATIBLE WITH REFRIGERANTS BELONGING TO SAFETY GROUP A1 AS DEFINED IN ASHRAE STANDARD 34-2019.
PRODUCTS
Hermetic check valves, classic line
Accessories for use with the following ASHRAE 34:2019 refrigerants, Class A1:
HCFC (R22)
HFC (R134a, R404A, R407C, R410A, R507)
HFO (R1234ze)
HFO + HFC (R448A, R449A, R450A, R452A, R513A, R515A, R515B)
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