GMVM97 Gas Furnaces Up to 98% AFUE Performance Multi-Position Installation ComfortNet™ Communications System compatible Heavy-duty aluminized-steel tubular heat exchanger Stainless-steel secondary heat exchanger [...]
GMSS92 Gas Furnaces Up to 92% AFUE Upflow Multi-Position Installation Heavy-duty aluminized-steel tubular heat exchanger Stainless-steel secondary heat exchanger Single-stage gas valve Durable silicon nitride [...]
