The Lennox G71P is a (discontinued) variable speed gas furnace made for use in residential settings. It is also known as G71MMP. In 2008, the G71P won the Silver award from the Dealer Design Award Program. It is rated for 95% AFUE and is Energy Star qualified. This furnace may also qualify buyers to a federal tax credit, according to Lennox’s product brochure.
Its technology includes a patented steel primary heat exchanger and stainless steel secondary heat exchanger. It is equipped with a variable-capacity gas valve and Lennox’s Precise Comfort technology, which the company says controls temperature and airflow in small increments for more efficient use of fuel. The G71P can also be used with an electric heat pump. The Lennox company claims the G71P can save a household up to $1000 on utility costs per year.
Furnace Filters for the Lennox G71P
|Air Flow Configuration||Cabinet Width||Filters|
|All||17-1/2″||1 16x25x1 filter (side air return)
1 16x25x1 filter (bottom air return)
|All||21″||1 16x25x1 filter (side air return)
1 20x25x1 filter (bottom air return)
|All||24-1/2″||1 16x25x1 filter (side air return)
1 24x25x1 filter (bottom air return)
Questions about this model?