Search results

  1. A

    Concentric Venting - Wall thimbles?

    Trying to vent a Reznor UDAS 45 in my attached (unfortunately) garage. Heater is hung on some strut channel already. I have the proper Cat III (UL 1738) Stainless 4" Vent for the exhaust all ready to go, I have the overpriced concentric box adapter and some 4" galvanized vent for the intake...
Top Bottom