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s-trap

  1. Adding a basement floor drain for A/C Condensor

    Plumbing
    We want to drain condensation from a basement A/C system into our subslab basement plumbing network rather than having a tube drip into a floor drain. What kind of trap do we need to include to prevent gas from entering our house and A/C system? Is a S-trap above grade sufficient? We rarely use...
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