Conservationist ® Burkay ® Copper Coil Gas. Conservationist® Burkay® high efficiency gas boilers are designed for indoor use in installations requiring higher inputs (up to 670,000 Btu). They're rust-proof because water comes in contact with nothing but copper, brass or bronze.
up to 95% AFUE gas/water boilers. ... more dependable boiler. That's why Lennox ® boilers don't use ... gave out so I decided on the Lennox plus indirect hot ...
The Slant/Fin VSL-160 Condensing Gas boiler stands at The Slant/Fin VSL-160 Condensing Gas boiler stands at the top in performance safety and environmental ratings. The boiler is equipped with a stainless steel fecralloy fiber mesh burner and is available for natural or propane gas.
A boiler is a bit more complex than a forced air furnace in that it has more parts, valves, and controls. However, gas-fired boilers are fairly reliable and, when problems do occur, they are usually related to the expansion tank or water circulation pump(s).
ProLine ® XE Combi Boiler. The first-ever residential combination boiler from A. O. Smith comes with an industry-leading 4.8 gal/min domestic hot water delivery and 95% AFUE, as well as a superior space heating performance with up to 74% more heating capacity than other combination boilers.