USED: Ajax indoor natural gas fired wate... USED: Ajax indoor natural gas fired water heating boiler, model B3G.Max btu/hour 300,000. 7 hp 120V/60 hz/1 ph/12 amp, 160 psi. Max temp250 deg F. 39 sq ft heat surface. Includes a 225 gallon carbon steelstorage tank. Unit skid mounted. and the product is still available, |