Armstrong Air Ultra V Tech 91 Furnace
Overview of Ultra V Tech 91
The Armstrong Ultra V Tech 91 furnace is a discontinued gas furnace that can achieve an AFUE rating of up to 91 percent. The most recent literature for the Armstrong Ultra V Tech 91 is dated 2009, so many units are still in operation, and some may be available at certain dealers. The Ultra V Tech 91 features a primary and secondary stainless steel heat exchanger, and qualifies as an Energy Star furnace. The entire unit is insulated to provide quiet operation throughout the heating cycle.
Consumer Reviews of the Ultra V Tech 91
The Ultra V Tech 91 is available in different models which vary in efficiency and capacity.
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Owners must register their Armstrong Ultra V Tech 91 online within 60 days of installation to receive full warranty benefits. The full warranty includes lifetime limited replacement on the heat exchanger and a 10-year limited guarantee on parts.