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Thread: Morphing Air Conditioner into Autocascade System

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  1. #11
    Registered User
    Join Date
    Jun 2008
    Posts
    75
    So Michael why is it you still use R22 instead of R290, is it because oil return isn't an issue or the flammability of propane?
    Last edited by Raadster; 08-10-2008 at 09:21 PM.

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