Understanding the components of a hot water boiler can help with basic troubleshooting. 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).
Rinnai I Series Natural Gas or Liquid Propane Boiler with 150000 BTU Input Model# i150SN Rand and Reardon RRG Series 84% AFUE Natural Gas Water Boiler with 167000 BTU Input and 122000 Output
We mainly have oil-fired and gas-fired boilers coal/biomass steam boilers electric boilers steam boilers hot water boilers heat conducting oil boilers hot air boilers boilers and boiler accessories; pressure vessels and other more than 10 series of more than 200 varieties.
Gas Appliance Direct Vent Clearances Distances from direct gas vent to building features Sidewall vent direct vent direct exhaust systems for gas fired heaters water heaters other appliances. Table & illustrations of the required space between a direct or side-wall vent for a gas fired heating appliance and building windows doors corners gas meter air intakes sidewalks balconies ...