864 TRV 31 K DELUXE

Heating Capacity: Up to 1,400 square feet
BTU Input Per Hour: 10,000 (NG) 8,000 (LP) to 31,000 (NG/LP)
Steady State Efficiency: Up to 80.38% (NG), 81.21% (LP)
EnerGuide P4 Efficiency: 71.48% (NG) 71.02% (LP)
Glass Viewing Area: Tempered Glass, 34-1/4″ W x 22-1/4″ H, 758.8 Sq. In.