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High-Efficiency Comfort Systems
GV+ 91% Gas Boiler
The GV+ gas boiler is one of the greenest cast iron boilers on the market. Our durable cast iron primary heat exchanger extends product life. Corrosion resistant stainless steel condensing secondary heat exchanger increases efficiency up to 5% by recouping heat energy from exhaust normally wasted when vented from the building.
Up to 92% AFIE Durable cast iron primary heat exchanger Stainless steel secondary condensing heat exchanger Unique 7 pass heat exchanger design Vents with PVC Multiple venting options Down-fired counter flow boiler design Built-in dual circulator strategy Low water temperature capable Unique control design with easily integrated outdoor reset Diagnostic trouble shooting
MODEL Input MBtuH Output MBtuH AFUE Dimensions HxWxD Water Content Gal. Weight Lbs. GV-4 105.0 97.0 91.2 30.75x24.6x30.75 4.70 353 GV-3 70.0 65.0 91.9 30.75x24.6x30.75 3.80 313 GV-5 140.0 130.0 91.4 30.75x24.6x37.75 6.00 432 GV-6 175.0 161.0 91.0 30.75x24.6x37.75 6.90 464 Warranty Information All Parts
for 24 months - Heat Exchanger for 240 months - Secondary Heat Exchanger for 60 months - Available Documents 16-8828.pdf (Color, Customer Information, Consumer Literature) 16-8829.pdf (Customer Information, Owners Manual) 16-8831.pdf (Customer Information, Warranty Information)