Gritton & Associates is a manufacturers representative for the residential, commercial and industrial markets. Our expertise and product lines are focused on HVAC, plumbing and steam systems.
We are often asked if it is necessary to run separate vent lines for each condensate return unit in a multiple unit system. Large systems or multi-zone systems often make individual venting impractical. There are no industry standards for sizing condensate return vent manifolds, but ASME Controls and Safety Devices for Automatically Fired Boilers (CSD-1) guidelines for manifolding gas pressure relief valves can safely be applied. click here to learn more.
Manifolding Condensate Return Vent Lines
We are often asked if it is necessary to run separate vent lines for each condensate return unit in a multiple unit system. Large systems or multi-zone systems often make individual venting impractical. There are no industry standards for sizing condensate return vent manifolds, but ASME Controls and Safety Devices for Automatically Fired Boilers (CSD-1) guidelines for manifolding gas pressure relief valves can safely be applied. click here to learn more.