The GR9S80U Ultra Low NOx Furnace is an efficient and eco-friendly heating solution built to provide reliable warmth while complying with strict emissions regulations. Featuring advanced combustion technology, it significantly lowers nitrogen oxide (NOx) emissions—supporting cleaner air without sacrificing performance.

Designed for durability and quiet operation, its compact form makes it easy to install in a variety of spaces while delivering steady, comfortable heat throughout the colder seasons. Perfect for homeowners who value energy savings, environmental responsibility, and dependable performance, the GR9S80U offers the ideal balance of comfort, cost-efficiency, and sustainability.

Unlock the full potential of your GR9S80 Furnace by checking its certified performance on the AHRI Directory and mastering Energy Guide labels with the FTC’s Consumer Guide for optimized energy efficiency and savings.

Warranty

Goodman offers a 10-year parts limited warranty when installed by a qualifying technician and then registered on the manufacturer's website.

Standard Features

• Heavy-duty stainless-steel dual-diameter tubular heat exchanger
• Single-stage gas valve
• Durable Hot-surface igniter
• Quiet, modulating draft inducer
• Self-diagnostic control board
• Multi-speed ECM blower motor
• Eligible for installation in California’s South Coast Air Quality Management District (SCAQMD) and San Joaquin Valley Air Pollution Control District (SJVUAPCD). This furnace complies with the 14 ng/J NOx emission limit in SCAQMD Rule 1111 and SJVUAPCD Rule 4905.
• AHRI Certified; ETL Listed

Cabinet Features

• Installation: upflow, horizontal left or right
• Convenient left or right connection for gas and electrical service
• Heavy-gauge steel cabinet with durable baked-enamel finish
• Foil-faced insulated heat exchanger