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Hypothermia is bad. Avoid it with a Goodman GDH8 Series Two-Stage Gas Furnace! Built for multi-stage operation and designed for installation flexibility, the GDH8 Series features a dual-diameter, tubular heat exchanger made of heavy-day aluminized-steel and a single speed draft inducer optimized for quiet running. You'll even avoid a financial chill thanks to the Lifetime Heat Exchanger Limited Warranty, a 10-Year Parts Limited Warranty, and a 10-Year Unit Replacement Limited Warranty.
Description / Documents

Hypothermia is bad. Avoid it with a Goodman GDH8 Series Two-Stage Gas Furnace! Built for multi-stage operation and designed for installation flexibility, the GDH8 Series features a dual-diameter, tubular heat exchanger made of heavy-day aluminized-steel and a single speed draft inducer optimized for quiet running. You'll even avoid a financial chill thanks to the Lifetime Heat Exchanger Limited Warranty, a 10-Year Parts Limited Warranty, and a 10-Year Unit Replacement Limited Warranty.

Don’t leave your comfort up to chance. Choose a gas furnace from Goodman and ensure you have a unit made to last you for decades while keeping your heating and cooling costs affordable. The 40k BTU 80% AFUE Multi Speed 2 Stage Goodman Gas Furnace - Downflow - 14" Cabinet is known for running with little noise so you can continue your daily schedule without a disturbance. The blower, motor and igniter were designed with your comfort in mind and largely contribute to this unit’s very quiet sound level. It employs a dual-diameter tubular heat exchanger design made to last.

The steel shell of this unit is contracted to withstand any damage or wear so that your unit stays safe, inside and out. The cabinet contains insulation that works hard to maximize the airflow into your home, so that you experience as little waste as possible with this mid-efficiency unit.

At 80% AFUE, this unit will directly heat your home with 80 cents of every $1 you spend on your monthly bills. This qualified ranking will keep your heating and cooling affordable, and save you upfront thanks to a reasonable purchase price. Goodman also sends you home with a dependable limited parts warranty, so you are covered in the unlikely event something goes wrong.

Customer Reviews / Q&A
Specifications

System Overview

Model GDH80403AN
UPC 663051536180
AHRI Number 5012568
Product Height (in) 33.375
Gas Furnace Efficiency 80%
Product Length (in) 28
Configuration Floor Mounted
Product Width (in) 14
Air Flow Direction Downflow
Avg Coverage Area 750 - 900 Sq Ft
Blower Motor Multi Speed
Cooling Compatibility (up to) 3 Ton
Electrical Phase 1-Phase
Exhaust Pipe Metal
Fuel Source Natural Gas
Gas Valve Two Stage
Max Overcurrent Protection 15 amps
Weight (lbs) 88.000000
Primary Heating Capacity 35,001 - 40,000 BTU
System Application Type Central Split Systems
Vent Connection 6 inches
Voltage 120
Warranty 10 Year Parts, Lifetime Heat Exchanger, 10 Year Unit Replacement

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