{"product_id":"locwhn156","title":"Lochinvar® Knight™ WHN156 Fire Tube Boiler, 95 % AFUE, 15.5 to 155 MBtu\/hr BTU, 3.2 gal Capacity, 120 V","description":"\u003cp\u003eLochinvar® Knight™ Fire Tube Boiler, 120 V, 95 % AFUE, 15.5 to 155 MBtu\/hr BTU, 3.2 gal Capacity, Automatic Vent, Chimney\/Breeching\/Vent Size: 3 in, 15 A Fuse, Direct Spark Ignition, Net Rating: 125 MBtu\/hr, Wall Mounting, Additional Information: 144 MBtu\/hr Heating Capacity\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStainless steel heat exchanger allows system water to flow around specially designed tubes for maximum heat transfer, while providing protection against flue gas corrosion\u003c\/li\u003e\n\u003cli\u003eCombustion chamber access cover allows access to the combustion side of the heat exchanger\u003c\/li\u003e\n\u003cli\u003eThe blower pulls in air and gas through the venture\u003c\/li\u003e\n\u003cli\u003eAir and gas mix inside the blower and are pushed into the burner, where they burn inside the combustion chamber\u003c\/li\u003e\n\u003cli\u003eThe gas valve senses the negative pressure created by the blower, allowing gas to flow only if the gas valve is powered and combustion air is flowing\u003c\/li\u003e\n\u003cli\u003eThe venture controls air and gas flow into the burner\u003c\/li\u003e\n\u003cli\u003eThis sensor monitors the flue gas exit temperature\u003c\/li\u003e\n\u003cli\u003eThe control module will modulate and shut down the boiler if flue gas temperature gets too hot\u003c\/li\u003e\n\u003cli\u003eThis protects the flue pipe from overheating\u003c\/li\u003e\n\u003cli\u003eBoiler outlet temperature sensor (housed with the high limit sensor) monitors boiler outlet water temperature (system supply)\u003c\/li\u003e\n\u003cli\u003eIf selected as the controlling sensor, the control module adjusts the boiler firing rate so the outlet temperature is correct\u003c\/li\u003e\n\u003cli\u003eBoiler inlet temperature sensor monitors return water temperature (system return)\u003c\/li\u003e\n\u003cli\u003eIf selected as the controlling sensor, the control module adjusts the boiler firing rate so the inlet temperature is correct\u003c\/li\u003e\n\u003cli\u003eTemperature and pressure gauge (field installed, not shown) monitors the outlet temperature of the boiler as well as the system water pressure\u003c\/li\u003e\n\u003cli\u003eElectronic LCD display features a high resolution liquid crystal screen, three buttons and a navigation dial\u003c\/li\u003e\n\u003cli\u003eA serial and USB port support additional communication with the control\u003c\/li\u003e\n\u003cli\u003eFlue pipe adapter llows for the connection of the vent system to the boiler\u003c\/li\u003e\n\u003cli\u003eBurner made with metal fiber and stainless steel construction, the burner uses pre-mixed air and gas and provides a wide range of firing rates\u003c\/li\u003e\n\u003cli\u003eGas threaded pipe connection\u003c\/li\u003e\n\u003cli\u003eThis pipe should be connected to the incoming gas supply for the purpose of delivering gas to the boiler\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eAFUE Rating\u003c\/td\u003e\n\u003ctd\u003e95 %\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIgnition Type\u003c\/td\u003e\n\u003ctd\u003eDirect Spark\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVent Type\u003c\/td\u003e\n\u003ctd\u003eAutomatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e3.2 gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBTU Rating\u003c\/td\u003e\n\u003ctd\u003e15.5 to 155 MBtu\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eWall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Rating\u003c\/td\u003e\n\u003ctd\u003e125 MBtu\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Rating\u003c\/td\u003e\n\u003ctd\u003e15 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChimney\/Breeching\/Vent Size\u003c\/td\u003e\n\u003ctd\u003e3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional Information\u003c\/td\u003e\n\u003ctd\u003e144 MBtu\/hr Heating Capacity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Rating\u003c\/td\u003e\n\u003ctd\u003e120 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Lochinvar®","offers":[{"title":"Default Title","offer_id":67952127770938,"sku":"LOCWHN156","price":8070.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/5238\/9827\/files\/Lochinvar_WHN056_APNS.jpg?v=1794260270","url":"https:\/\/nwfsupply.com\/products\/locwhn156","provider":"NWF Supply","version":"1.0","type":"link"}