{"title":"Boilers","description":null,"products":[{"product_id":"navien-ncb-h-series-high-efficiency-condensing-combi-gas-boiler-130-mb","title":"Navien NCB-H Series High Efficiency – Condensing – Combi Gas Boiler – 130 MBH – 15:1 DHW","description":"\u003cp\u003eThe Navien NCB-H Series condensing combi gas boiler puts 130 MBH of heating capacity and up to 10.4 GPM of domestic hot water into one wall-hung cabinet, with a 15:1 turndown ratio on the DHW side. That wide modulation range is what lets it hold a steady shower temperature at low draw instead of swinging hot and cold, and it keeps the burner running at part load through most of the heating season at 95% AFUE. A stainless steel heat exchanger handles the acidic condensate that comes with condensing operation, and direct-vent sealed combustion allows PVC or polypropylene venting through a sidewall, so no chimney is needed. Runs on natural gas or propane, mounts on the wall in a 12-4\/5 in. deep cabinet, and operates on standard 120V power. ENERGY STAR qualified. Installation by a licensed gas heating contractor is required.\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206649290971,"sku":null,"price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/h_6270baf5-1.jpg?v=1788225154"},{"product_id":"navien-nfb-c-series-399k-btu-high-efficiency-condensing-heating-boiler","title":"Navien NFB-C Series 399K BTU – High Efficiency – Condensing Heating Boiler","description":"\u003cp\u003eThe Navien NFB-399C is a wall-hung condensing heating boiler rated at 399,000 BTU\/h with 97.5% AFUE, built for light commercial and large residential hydronic systems. Its stainless steel fire tube heat exchanger and 9.6 gallon water capacity deliver stable supply temperatures for baseboard, panel radiator and radiant floor loops, while the direct-vent sealed combustion design allows flexible PVC, CPVC or polypropylene venting through a sidewall or roof. The unit runs on natural gas and converts to propane in the field, operates on standard 120V power and is ASME H stamped, CSA 4.9 certified and ENERGY STAR qualified. Cascade control lets multiple NFB-C boilers stage together for larger plants, and the compact 25-1\/10 in. wide by 32-4\/5 in. tall cabinet frees valuable mechanical room floor space. Professional installation by a licensed heating contractor is required.\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206649323739,"sku":null,"price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/h_8b0f82b-1.jpg?v=1788225156"},{"product_id":"navien-nfb-h-series-199k-btu-high-capacity-condensing-fire-tube-boiler","title":"Navien NFB-H Series 199K BTU – High Capacity – Condensing Fire Tube Boiler – 95%","description":"\u003cp\u003e2\" up to 60 ft and 3\" up to 150, PVC, CPVC, PP, SS\u003c\/p\u003e \u003cp\u003eCommon venting up to 8 boilers and cascading up to 16 boilers\u003c\/p\u003e \u003cp\u003ePatented SS Firetube Heat Exchanger w\/non-metallic condensate dish\u003c\/p\u003e \u003cp\u003eBuilt-in 3 zone valves and 3 zone pumps controls\u003c\/p\u003e \u003cp\u003e10:1 Turndown Ratio\u003c\/p\u003e \u003cp\u003e15 yr HX, 5 yr parts, 1 yr labor residential warranty\u003c\/p\u003e \u003cp\u003e10 yr HX, 3 yr parts, 1 yr labor commercial warranty\u003c\/p\u003e \u003cp\u003eDirect venting (2 pipes) and non-direct venting (1 pipe)\u003c\/p\u003e \u003cp\u003eApproved for high elevation up to 10,100 ft.\u003c\/p\u003e \u003cp\u003eGlycol up to 50%\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206649356507,"sku":null,"price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/9305459-1.jpg?v=1788225157"},{"product_id":"navien-nfc-h-series-175k-btu-high-efficiency-condensing-combi-boiler-1","title":"Navien NFC-H Series 175K BTU – High Efficiency – Condensing Combi-Boiler – 15:1 DHW","description":"\u003cp\u003eThe Navien NFC-H Series 175K BTU condensing combi-boiler pairs hydronic space heating with on-demand domestic hot water at 5.4 GPM and a 15:1 DHW turndown ratio. The fire tube heat exchanger and 4.5 gallon water volume smooth out temperature swings in radiant floor and baseboard systems, and the burner modulates deep enough to keep the unit running steadily on mild days rather than short-cycling. At 95% AFUE with direct-vent sealed combustion, it vents through a sidewall in PVC, CPVC or polypropylene and needs no chimney. The boiler runs on natural gas or propane, mounts on the wall in a 33-1\/2 in. tall by 17-3\/10 in. deep cabinet, and is ENERGY STAR qualified and suitable for residential and light commercial work. Installation must be performed by a licensed gas heating contractor.\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206649389275,"sku":null,"price":799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/h_fe78a16-1-scaled.jpg?v=1788225159"},{"product_id":"navien-nhb-h-series-55-mbh-high-efficiency-condensing-heating-boiler","title":"Navien NHB-H Series 55 MBH – High Efficiency Condensing – Heating Boiler","description":"\u003cp\u003eThe Navien NHB-H Series 55 MBH is a compact condensing heating boiler for homes and small commercial spaces with modest heat loss, such as additions, apartments, garages and well-insulated bungalows. Rated at 55,000 BTU\/h and 95% AFUE, it modulates deeply so it can match a small load without short-cycling, which is exactly where oversized boilers waste fuel. The low-NOx burner meets strict emissions requirements, and direct-vent sealed combustion allows PVC or polypropylene venting through a sidewall with no chimney. It is heating-only, so it pairs with an indirect tank when domestic hot water is needed, and it runs on natural gas or propane. The 24 in. by 24 in. cabinet mounts indoors on the wall and operates on standard 120V power. ENERGY STAR qualified; installation by a licensed gas heating contractor is required.\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206649422043,"sku":null,"price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/h_feceb71-1.jpg?v=1788225160"},{"product_id":"ncb-190-060h-condensing-combi-boiler-160-000-btu-dhw-60-000-btu-htg","title":"NCB-190\/060H – Condensing Combi-Boiler – 160,000 BTU DHW \/ 60,000 BTU HTG","description":"\u003cp\u003e\u003cstrong\u003eNavien NCB-190\/060H – Condensing Combi-Boiler – 160,000 BTU DHW \/ 60,000 BTU HTG\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe Navien NCB-190\/060H is a high-efficiency condensing combi-boiler that delivers both space heating and domestic hot water in one compact unit. With a 95% AFUE rating and a 15:1 turndown ratio for DHW, this boiler provides precise performance and significant energy savings. 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With a 95% AFUE rating and up to 80,000 BTU\/hr heating input, it provides consistent warmth and efficiency for a wide range of home sizes. The domestic hot water system delivers up to 160,000 BTU\/hr with a 15:1 turndown ratio and 4.3 GPM flow rate at a 37°C rise, supporting simultaneous use across multiple fixtures.\u003c\/p\u003e \u003cp\u003eConstructed with dual stainless steel heat exchangers for long-term durability and corrosion resistance, the NCB-190\/080H is equipped with smart control features, built-in pumps, and field conversion capability between natural gas and propane. It supports cascading and common venting with NPE water heaters, making it an adaptable solution for residential heating and hot water needs.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e95% AFUE energy efficiency\u003c\/li\u003e \u003cli\u003e160,000 BTU\/hr DHW input and 80,000 BTU\/hr heating input\u003c\/li\u003e \u003cli\u003eDual stainless steel heat exchangers\u003c\/li\u003e \u003cli\u003e15:1 DHW turndown ratio\u003c\/li\u003e \u003cli\u003eSmart control with Setup Wizard and backlit LCD\u003c\/li\u003e \u003cli\u003eBuilt-in zone pumps and zone valve terminals\u003c\/li\u003e \u003cli\u003eCompatible with cascading and common venting setups\u003c\/li\u003e \u003cli\u003eField convertible for natural gas or propane\u003c\/li\u003e \u003cli\u003eCompact wall-hung design\u003c\/li\u003e \u003cli\u003eFlexible 2″ or 3″ venting options\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWhole-house hydronic space heating\u003c\/li\u003e \u003cli\u003eOn-demand domestic hot water\u003c\/li\u003e \u003cli\u003eHomes using natural gas or propane\u003c\/li\u003e \u003cli\u003eNew construction or system replacements\u003c\/li\u003e \u003cli\u003eResidences requiring compact, wall-mounted heating solutions\u003c\/li\u003e \u003cli\u003eInstallations requiring energy-efficient and low-maintenance operation\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003e\u003cstrong\u003e Aim high with Navien… \u003c\/strong\u003e\u003c\/h2\u003e \u003ch2\u003eHigh efficiency, High output, High performance, all in one compact combi\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eHighest DHW maximum BTU’s in residential combi-boilers…up to 210,000 per hour\u003c\/li\u003e \u003cli\u003eHighest DHW flow rate @ 70°F rise…up to 5.4 GPM\u003c\/li\u003e \u003cli\u003eHighest number of BTU sizes for the North American residential combi-boiler market\u003c\/li\u003e \u003cli\u003eHighest residential combi DHW TDR…15:1 for all models\u003c\/li\u003e \u003cli\u003eHighest residential combi heating TDR… up to 11:1\u003c\/li\u003e \u003cli\u003eHighest number of built-in zone controls for valves or pumps… up to three\u003c\/li\u003e \u003cli\u003eHighest full lineup 2″ PVC venting lengths… up to 65 feet\u003c\/li\u003e \u003cli\u003eHighest number of cascade capable units with NPE tankless water heaters… up to 15\u003c\/li\u003e \u003cli\u003eHigh altitude certification… up to 10,100 feet (NG or LP)\u003c\/li\u003e \u003cli\u003eLowest minimum fire BTU for residential combi-boilers… as low as 10,700\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003e \u003cstrong\u003e New Navien NCB-H… \u003c\/strong\u003ethe complete combi package and no comprimises\u003c\/h2\u003e \u003cp\u003eNavien’s innovation and technological advancements have done it again. 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As the competition tries to get closer, Navien ingenuity keeps advancing their lead.\u003c\/p\u003e \u003ch2\u003e \u003cstrong\u003e COMPARE \u003c\/strong\u003ethese advantages and see why NCB-H combis are the right fit for small and large homes\u003c\/h2\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e \u003cbr\u003e \u003cstrong\u003eDual stainless steel heat exchangers for heating\u003c\/strong\u003e \u003cp\u003eDurable stainless steel heat exchangers resist corrosion, resulting in longer life and improved heat recovery from flue gases for superior efficiency.\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cbr\u003e \u003cstrong\u003eUp to 5.4 GPM @ 70°F temperature rise for DHW\u003c\/strong\u003e \u003cp\u003eSeparate stainless steel flat plate heat exchanger for DHW creates the lightest flow rates for any combi-boiler in the industry.\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cbr\u003e \u003cstrong\u003eDual Venturi and field gas convertibility\u003c\/strong\u003e \u003cp\u003eDual Venturi system creates better combustion control and turndown ratio. 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The NHB-150H is field convertible for use with natural gas or propane, meeting diverse installation needs.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e95% AFUE efficiency with 15:1 turndown ratio\u003c\/li\u003e \u003cli\u003eField convertible between natural gas and propane\u003c\/li\u003e \u003cli\u003eElectronic ignition system\u003c\/li\u003e \u003cli\u003eStainless steel primary and secondary heat exchangers\u003c\/li\u003e \u003cli\u003eBuilt-in 3-zone controller for zone valves or pumps\u003c\/li\u003e \u003cli\u003eVent compatible with 2″ or 3″ PVC, CPVC, polypropylene, and special gas vent piping\u003c\/li\u003e \u003cli\u003eMaximum vent length: 2″ up to 65 feet, 3″ up to 150 feet\u003c\/li\u003e \u003cli\u003eCompact wall-hung design: 17.3″ W x 23.8″ H x 12.8″ D; 80 lbs\u003c\/li\u003e \u003cli\u003eAdvanced controls with backlit interface, click-wheel, and setup wizard\u003c\/li\u003e \u003cli\u003eSafety devices including flame rod, air proving switch, gas valve and ignition detectors, high limit switches, and vent installation detector\u003c\/li\u003e \u003cli\u003eZero clearance to combustibles\u003c\/li\u003e \u003cli\u003eCertifications: Energy Star, CSA B149.1, ASME H, ANSI Z223.1\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eResidential and light commercial space heating\u003c\/li\u003e \u003cli\u003eMulti-zone hydronic heating systems\u003c\/li\u003e \u003cli\u003eInstallations requiring compact, wall-mounted boilers\u003c\/li\u003e \u003cli\u003eRetrofits and new construction\u003c\/li\u003e \u003cli\u003eSystems needing flexible venting and fuel options\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003csup\u003e ZCS \u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206661546203,"sku":null,"price":917.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/8a019694-b914-4cd3-aaff-87d45b93a072.jpg?v=1788225173"},{"product_id":"nhb-150h-condensing-heating-boiler-150-000-btu","title":"NHB-150H – Condensing Heating Boiler – 150,000 BTU","description":"\u003cp\u003e\u003cstrong\u003eNavien NHB-150H – Condensing Heating Boiler – 150,000 BTU\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe Navien NHB-150H is a high-efficiency condensing wall-hung boiler designed for indoor residential and light commercial heating. It delivers up to 95% AFUE with a 15:1 turndown ratio, providing precise temperature control and energy savings. Compact and wall-mounted, it measures 17.3″ wide by 23.8″ high and 12.8″ deep, weighing 80 pounds. The boiler supports forced draft direct venting with flexible vent pipe options and lengths, allowing versatile installation.\u003c\/p\u003e \u003cp\u003eThis model includes advanced user controls and a built-in 3-zone controller to simplify multi-zone heating systems. Safety is prioritized with multiple built-in detectors and sensors, while certification to Energy Star and other standards ensures reliability. The NHB-150H is field convertible for use with natural gas or propane, meeting diverse installation needs.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e95% AFUE efficiency with 15:1 turndown ratio\u003c\/li\u003e \u003cli\u003eField convertible between natural gas and propane\u003c\/li\u003e \u003cli\u003eElectronic ignition system\u003c\/li\u003e \u003cli\u003eStainless steel primary and secondary heat exchangers\u003c\/li\u003e \u003cli\u003eBuilt-in 3-zone controller for zone valves or pumps\u003c\/li\u003e \u003cli\u003eVent compatible with 2″ or 3″ PVC, CPVC, polypropylene, and special gas vent piping\u003c\/li\u003e \u003cli\u003eMaximum vent length: 2″ up to 65 feet, 3″ up to 150 feet\u003c\/li\u003e \u003cli\u003eCompact wall-hung design: 17.3″ W x 23.8″ H x 12.8″ D; 80 lbs\u003c\/li\u003e \u003cli\u003eAdvanced controls with backlit interface, click-wheel, and setup wizard\u003c\/li\u003e \u003cli\u003eSafety devices including flame rod, air proving switch, gas valve and ignition detectors, high limit switches, and vent installation detector\u003c\/li\u003e \u003cli\u003eZero clearance to combustibles\u003c\/li\u003e \u003cli\u003eCertifications: Energy Star, CSA B149.1, ASME H, ANSI Z223.1\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eResidential and light commercial space heating\u003c\/li\u003e \u003cli\u003eMulti-zone hydronic heating systems\u003c\/li\u003e \u003cli\u003eInstallations requiring compact, wall-mounted boilers\u003c\/li\u003e \u003cli\u003eRetrofits and new construction\u003c\/li\u003e \u003cli\u003eSystems needing flexible venting and fuel options\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003csup\u003e ZCS \u003c\/sup\u003e\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":49206661677275,"sku":null,"price":983.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0847\/5194\/1851\/files\/b52999a4-44ab-4dbb-b38c-0c57de5f570b.jpg?v=1788225175"}],"url":"https:\/\/mowzyy.store\/collections\/boilers.oembed","provider":"Mowzyy","version":"1.0","type":"link"}