High Efficiency HCG Series Common Vent Kit

Optional common venting provide flexibility. These kits allow for easier install with fewer roof/wall penetrations and are certified for use with the American HCG Series Commercial Gas heaters.

Concentric and Common Vent Kit

  • • Fewer wall penetrations than standard single-unit venting
  • • Reduced install cost with easy to install non-powered kits
  • • Flexibility of using PVC or polypropylene vent material

  • • Approved for use with 120, 150, 199, 250, 300, 400 and 500 High Efficiency HCG Series models
  • • Approved for side wall (horizontal) vent applications only
  • • 50 Feet maximum equivalent length of straight pipe common vent and elbows
  • • Direct vent configuration only
  • • Maximum of two water heaters can be common vented
  • • One kit per water heater required, chose from PVC or polypropylene, model input size
  • • Kits include backflow preventer plus intake and exhaust adapters. Piping and termination field supplied.
  • • Each wall penetration requires a 7” hole through the structure
  • • Common vent kits are UL listed


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