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Choice R-421A
is a unique non-ozone depleting long-term replacement for R-22.*
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Choice R-421A
can replace R-22 without unit modification.
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Choice R-421A
can replace R-22 with no change of oil.
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Choice R-421A
can be used in compressors designed for R-22.
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Choice R-421A
can be used with Mineral, AB or POE oils.
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Choice R-421A
is non-flammable and rated A1 by ASHRAE.
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Choice R-421A
is comparable to R-22 in terms of performance across the R-22 temperature
range.
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Choice R-421A
can be used in a wide variety of applications
including:
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