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  1. J

    Heat Pump Discharge Air

    Hi Everyone, So we are redesigning an existing residential apt and we are providing a heat pump water heater because the house doesn't have gas and more so we can't pass t24 with an electric water heater. We all know that environmental air exhausts termination need to be 3ft away from openings...
  2. D

    Clothes Dryer Exhaust - Makeup Air

    Section 504.6 states "Makeup air. Installations exhausting more than 200 cfm (0.09 m3 /s) shall be provided with makeup air." The laundry room I am designing will have 3 dryers which triggers 504.6. The engineer is telling me there is no off the shelf make-up air unit so he will need to design...
  3. J

    Basement Kitchen Vent

    Hello, I am planning to build a full size kitchen with vent out in my partially finished basement. Planning to use "Outside back exhaust" and I am having hard time finding code requirement on minimum height from ground level for the outside vent. Any help is greatly appreciated. Thanks.
  4. D

    Exhaust Location for Enclosed

    Where is a potential exhaust outlet location for an enclosed parking garage under a residential building at NYC? (backyard/sidewalk/front not allowed) In NYC, I have a residential building with tenants on the first floor and one owner with a backyard terrace. The first floor sits on top of an...