Reznor Model F Gas Unit Heaters



Gas-fired, Gravity Vented, Fan-type, Commercial or Industrial Use

Input Heat Capacity ranges from 25,000 – 400,000 BTUH depending on the selected size

Pricing based on standard options

Option(s) required by the factory.

Please select whether or not you would like the rest of the standard product options. If not, please fill out the contact form below to receive a custom quote.

SKU: reznor-model-f-gas-unit-heaters Category:


Gas-fired, Gravity Vented, Fan-type, Commercial or Industrial Use

Gas-Fired, Gravity-Vented, Fan-Type, 25,000 – 400,000 BTUH Input. Reznor’s F gas-fired, gravity-vented unit heaters are designed for ceiling suspension with a propeller fan for air delivery with 80% thermal efficiency. It may be used with natural or propane gas, as specified, in sizes from 25,000 to 400,000 BTUH gas input. These units are approved for installation in the United States and Canada by the Canadian Standards Association (CSA). Model F units require the addition of spark pilot option AH2 or AH3. They are not certified for residential use.

Reznor Product Literature

Custom Quote

Additional information

Key Features

Orifices for natural gas

Aluminized steel heat exchanger

Aluminized steel burner rack with stainless steel insert

Spark ignited, intermittent safety pilot with electronic flame supervision

Single-stage combination gas valve (field adjustable for high altitude operation)

Factory Warranty

10 years on the heat exchanger
5 years on parts


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