{"product_id":"navien-55-000-nhb-navi-nhb-55-55-000-btu-h-heating-boiler","title":"Navien 55,000 NHB NAVI NHB-55 55,000 BTU\/H Heating Boiler","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe NAVIEN 55,000 NHB NAVI NHB-55 is a high-efficiency condensing heating boiler with an AFUE of 95%. This indoor, wall-hung unit features an advanced burner system and a turn-down ratio of up to 7:1. The integrated control offers adjustable heat capacity, anti-cycle timer, and outdoor reset. It also has freeze protection and adjustable minimum burner time setting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSuper condensing efficiency\u003c\/li\u003e\n  \u003cli\u003eDual stainless steel heat exchangers\u003c\/li\u003e\n  \u003cli\u003eSCH40, 2\" PVC venting up to 60'\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eHigh-efficiency condensing boiler with dual stainless steel heat exchangers and integrated controls for optimal performance.\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: NAVIEN\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 55,000 NHB NAVI\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions\u003c\/strong\u003e: 17.0\" W x 24.0\" H x 12.0\" D\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 73.0lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstallation Type\u003c\/strong\u003e: Indoor wall-hung\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVenting Type\u003c\/strong\u003e: Forced draft direct vent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIgnition\u003c\/strong\u003e: Electronic ignition\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNatural gas supply pressure (from source)\u003c\/strong\u003e: 3.5\" WC to 10.5\" WC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePropane gas supply pressure (from source)\u003c\/strong\u003e: 8\" WC to 13\" WC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNatural gas manifold pressure (min-max)\u003c\/strong\u003e: -0.03\" WC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePropane gas manifold pressure (min-max)\u003c\/strong\u003e: -0.03\" WC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Sizes\u003c\/strong\u003e: Gas inlet = 3\/4\" NPT (female)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply\u003c\/strong\u003e: Main supply = 120V AC, 60Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum power consumption\u003c\/strong\u003e: Less than 10A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCasing\u003c\/strong\u003e: Cold rolled carbon steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeat exchangers\u003c\/strong\u003e: Primary and secondary heat exchangers: stainless steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExhaust\u003c\/strong\u003e: 2\" or 3\" PVC, CPVC, approved polypropylene (see installation manual for more details) 2\" or 3\" special gas vent type BH (Class III, A\/B\/C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntake\u003c\/strong\u003e: 2\" or 3\" PVC, CPVC, polypropylene 2\" or 3\" special gas vent type BH (Class III, A\/B\/C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVent clearances\u003c\/strong\u003e: 0\" to combustibles\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety Devices\u003c\/strong\u003e: Flame rod, APS, gas valve operation detector, ignition operation detector, water temperature high limit switch, exhaust temperature high limit sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel\u003c\/strong\u003e: NHB-55\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating Input, MBH\u003c\/strong\u003e: Min 8 - Max 55\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating Capacity, MBH\u003c\/strong\u003e: 51\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet AHRI Rating, Water, MBH\u003c\/strong\u003e: 44\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAFUE, %\u003c\/strong\u003e: 95.0\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRange (BTU\/H)\u003c\/strong\u003e: 8,000 - 55,000\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTDR\u003c\/strong\u003e: 7:1\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"NAVIEN","offers":[{"title":"Default Title","offer_id":50996326826290,"sku":"55,000 NHB NAVI","price":30.86,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/nhb-55_80_110_150_01.png?v=1774016106","url":"https:\/\/voomisupply.com\/products\/navien-55-000-nhb-navi-nhb-55-55-000-btu-h-heating-boiler","provider":"Voomi Supply","version":"1.0","type":"link"}