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Rinnai FOT-221

60 - 80" Vent Extension Set for Rinnai Direct Vent Wall Furnaces (Optional)

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If necessary, an extension kit can be used to extend the exhaust line and air intake hose between the flue manifold and the appliance. The maximum vent length allowed is 13 feet, and the maximum vertical length allowed is 8 feet.

To find the correct vent extensions for your Rinnai Direct Vent Wall Furnace, see Rinnai's Direct Vent Wall Furnace Brochure. For detailed instructions and guidelines, please check the Installation Instructions for the furnace being installed.

Kit Contains:

  • 1 21 - 40" Exhaust Pipe
  • 1 40" Exhaust Pipe
  • 1 90" Air Intake Hose
  • 2 Pipe Stopper A
  • 1 Pipe Stopper B
  • 1 Hose Joint
  • 4 Pipe Clamp Sets
  • 4 Wall Fixtures
  • 12 Screws
  • 4 Nuts

Note: This extension kit cannot be used on Rinnai's 8,000 BTU Direct Vent Wall Furnaces.

In 2002 Alpine Home Air Products became the first company to sell heating, air conditioning and indoor air-quality products online. We have proudly served hundreds of thousands of customers, helping them save time and money by buying their products direct.