{"product_id":"viessmann-7722774-vitodens-100-w-b1he-150-150-000-btu-high-efficiency-hydronic-boiler","title":"Viessmann 7722774 Vitodens 100-W B1HE-150 150,000 BTU High Efficiency Hydronic Boiler","description":"\u003ch2\u003eViessmann 7722774 Vitodens 100‑W B1HE‑150 | 150,000 BTU High‑Efficiency Wall‑Hung Condensing Hydronic Boiler (95% AFUE)\u003c\/h2\u003e\n\u003cp\u003e\nThe \u003cstrong\u003eViessmann Vitodens 100‑W B1HE‑150\u003c\/strong\u003e is a \u003cstrong\u003ehigh‑efficiency, wall‑hung condensing boiler\u003c\/strong\u003e designed for reliable \u003cstrong\u003ehydronic space heating\u003c\/strong\u003e. With a \u003cstrong\u003e95% AFUE\u003c\/strong\u003e, a wide \u003cstrong\u003e10:1 turndown ratio\u003c\/strong\u003e, and Viessmann’s durable \u003cstrong\u003eInox‑Radial stainless steel heat exchanger\u003c\/strong\u003e, this \u003cstrong\u003e150,000 BTU\u003c\/strong\u003e model delivers steady comfort while helping lower fuel use. Built‑in WiFi brings the \u003cstrong\u003eViCare\u003c\/strong\u003e app to your phone for simple control and scheduling.\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Viessmann\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e 7722774 (Vitodens 100‑W B1HE‑150, Heating‑Only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wall‑Mounted, Gas‑Fired Condensing \u003cem\u003eHeating‑Only\u003c\/em\u003e Boiler\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e Natural Gas or LP (field convertible; software change, no mechanical adjustments)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput (NG):\u003c\/strong\u003e 15.5–150 MBH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput (LP):\u003c\/strong\u003e 14–150 MBH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDOE Heating Capacity:\u003c\/strong\u003e 141 MBH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet AHRI (Water):\u003c\/strong\u003e 123 MBH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAFUE:\u003c\/strong\u003e 95%\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTurndown Ratio:\u003c\/strong\u003e 10:1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Operating Pressure:\u003c\/strong\u003e 60 psig\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNOx Emissions:\u003c\/strong\u003e \u0026lt; 20 ppm (at 3% O\u003csub\u003e2\u003c\/sub\u003e)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAltitude Rating:\u003c\/strong\u003e Up to 10,000 ft without input de‑rate (software setting)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNoise Level:\u003c\/strong\u003e ~51 dB (full load); ~31 dB (part load) @ 1 m\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVenting (Coax):\u003c\/strong\u003e 80\/125 mm up to 33 ft equiv.; 100\/150 (or 110\/160) up to 43 ft equiv.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVenting (Two‑Pipe):\u003c\/strong\u003e 3\" up to 98 ft equiv.; 4\" up to 148 ft equiv.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClearances:\u003c\/strong\u003e Zero clearance to combustibles; front service access\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating Connections:\u003c\/strong\u003e 1\" NPT supply\/return\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDHW Tank Piping (for indirect):\u003c\/strong\u003e 1\" NPT supply\/return (use with indirect tank)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGas Connection:\u003c\/strong\u003e 3\/4\" NPT (male)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e 17.75\" × 22\" × 34.5\" (450 × 556 × 875 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e 30 psi boiler PRV, installation fittings\/hardware, outdoor temperature sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Limited lifetime (residential applications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eHigh Efficiency, Lower Fuel Bills\u003c\/h4\u003e\n\u003cp\u003eAt \u003cstrong\u003e95% AFUE\u003c\/strong\u003e and with a generous \u003cstrong\u003e10:1 turndown\u003c\/strong\u003e, the B1HE‑150 modulates smoothly to match real‑world demand—cutting cycling, improving comfort, and reducing gas consumption compared to older non‑condensing boilers.\u003c\/p\u003e\n\u003ch4\u003eHeating‑Only, Ideal For Indirect DHW\u003c\/h4\u003e\n\u003cp\u003ePair the B1HE‑150 with a \u003cem\u003eseparate\u003c\/em\u003e indirect water heater for robust domestic hot water. The boiler provides dedicated 1\" supply\/return connections for a tank coil and includes an outdoor sensor for easy outdoor‑reset control.\u003c\/p\u003e\n\u003ch4\u003eStainless Steel Inox‑Radial Heat Exchanger\u003c\/h4\u003e\n\u003cp\u003eViessmann’s \u003cstrong\u003eInox‑Radial stainless steel heat exchanger\u003c\/strong\u003e and \u003cstrong\u003eMatriX‑Plus\u003c\/strong\u003e burner are engineered to resist corrosion in condensing operation, helping the unit maintain efficiency year after year.\u003c\/p\u003e\n\u003ch4\u003eCompact, Quiet, Easy To Service\u003c\/h4\u003e\n\u003cp\u003eA slim \u003cstrong\u003e17.75\"‑wide\u003c\/strong\u003e cabinet, \u003cstrong\u003efront‑access components\u003c\/strong\u003e, and \u003cstrong\u003ezero clearance to combustibles\u003c\/strong\u003e simplify installations in tight mechanical rooms, closets, or utility spaces. Sound levels around \u003cstrong\u003e51 dB\u003c\/strong\u003e at full fire help keep homes quiet.\u003c\/p\u003e\n\u003ch4\u003eFlexible Fuel \u0026amp; Venting Options\u003c\/h4\u003e\n\u003cp\u003eConvert between natural gas and propane via software settings. Choose \u003cstrong\u003ecoaxial (80\/125 or 100\/150)\u003c\/strong\u003e or \u003cstrong\u003etwo‑pipe (3\" or 4\")\u003c\/strong\u003e venting, with equivalent lengths up to \u003cstrong\u003e148 ft\u003c\/strong\u003e (4\" two‑pipe) to fit challenging layouts. Rated for \u003cstrong\u003ealtitudes to 10,000 ft\u003c\/strong\u003e without derating.\u003c\/p\u003e\n\u003ch4\u003eBuilt‑In WiFi \u0026amp; ViCare App\u003c\/h4\u003e\n\u003cp\u003eConnect the boiler to your network and use \u003cstrong\u003eViCare\u003c\/strong\u003e for remote temperature adjustments, schedules, and helpful notifications—from anywhere.\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Default Title","offer_id":43932325380147,"sku":"VIESB1HE150","price":4188.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/5964\/8563\/files\/Vitodens-200-W_B2HE_120-MBH_Front_1280x1280_transparent_f7920779-df22-4a16-b9b3-3ec41f3ebb45.png?v=1771541401","url":"https:\/\/plumbing-deals.com\/products\/viessmann-7722774-vitodens-100-w-b1he-150-150-000-btu-high-efficiency-hydronic-boiler","provider":"Plumbing Deals","version":"1.0","type":"link"}