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Carrier Base™ 80 Gas Furnace 58STX

The Base 80 gas furnace features 80% Annualized Fuel Utilization Efficiency (AFUE) and because of its small size, it can fit in the tightest of installations.

  • Efficiency: 80% AFUE Low NOx
  • Limited Warranty: 10-year parts limited warranty when properly registered; 20-year limited warranty on heat exchanger*
  • Controls Supported: Thermostat
  • Diagnostics: LED
  • Capacity: 44,000 – 154,000 BTUH
  • Blower Motor: Single speed
  • Primary Heat Exchanger: Serpentuff polypropylene-coated
  • Fuel: Natural Gas; convertible to liquid propane (LP)
  • Profile: 4-way multipoise furnace
  • Construction: Galvanized steel
  • Paint: Baked on urethane base coat and polyester top coat
"Josh was the systems installer. his persistence to solve the leakage problem regarding the bad coil is a credit to your company!"

Richard - Shoreline, Wa

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"Oct 11, 2015. Installer exceeded my expectations. He was professional, personable, patient and good humored. He answered all my questions and...

Trish - Seattle, WA

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"Installer Scott was very patient and polite. Thank you,"

Mary - Shoreline, WA

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