Price depends mostly on efficiency and output as well as brand.
Wall mounted gas boilers price.
Noritz indoor residential condensing natural gas wall mounted combination boiler and tankless hot water heater 180 000 btu h model cb180 dv ng view the nortiz tankless water heater collection.
Wall mounted condensing boiler with modulating gas valve.
Model number capacity mbtu hr afue annual gas use mmbtu annual cost national average lifetime cost to operate savings over federal minimum.
Gas boiler prices gas boilers cost 5 302 on average with a typical range of 2 774 and 7 859.
Gas fired boilers must be above 82 and oil fired boilers above 84.
150k btu gross input 139k btu doe capacity 121k btu net ibr capacity.
Standard efficiency boilers in this range are still available and pricing will reflect the ratings.