150k btu gross input 139k btu doe capacity 121k btu net ibr capacity.
Wall mounted gas boilers price.
Model number capacity mbtu hr afue annual gas use mmbtu annual cost national average lifetime cost to operate savings over federal minimum.
Price depends mostly on efficiency and output as well as brand.
Standard efficiency 80 89 afue 2 000 to 4 000 high efficiency boilers 90 afue 3 300 to 6 000.
Standard efficiency boilers in this range are still available and pricing will reflect the ratings.
Wall mounted condensing boiler with modulating gas valve.
Rinnai condensing wall mounted boiler natural gas propane gas m090cn heat and domestic hot water 90 000 btu s and 95 efficiency biasi riva advance ri m210 32sv p biasi riva advance heat only 125 000 btu propane boiler with 92 5 afue efficiency.
Gas fired boilers must be above 82 and oil fired boilers above 84.