{"product_id":"viessmann-7722772-vitodens-100-w-b1he-85-85-000-btu-high-efficiency-hyrdronic-boiler","title":"Viessmann 7722772 Vitodens 100-W B1HE-85 85,000 BTU High Efficiency Hyrdronic Boiler","description":"\u003ch2\u003eViessmann 7722772 Vitodens 100‑W B1HE‑85 | 85,000 BTU High‑Efficiency Wall‑Hung Condensing Hydronic Boiler\u003c\/h2\u003e\n\n\u003cp\u003e\nLooking for reliable heat without taking up floor space? The \u003cstrong\u003eVitodens 100‑W B1HE‑85\u003c\/strong\u003e is a \u003cstrong\u003eheating‑only, wall‑hung gas condensing boiler\u003c\/strong\u003e that’s efficient, quiet, and easy to live with. It runs at \u003cstrong\u003e95% AFUE\u003c\/strong\u003e, modulates from \u003cstrong\u003e8.5–85 MBH\u003c\/strong\u003e to match demand, and uses an \u003cstrong\u003eInox‑Radial stainless steel heat exchanger\u003c\/strong\u003e to help keep performance high season after season. Built‑in WiFi works with \u003cstrong\u003eViCare\u003c\/strong\u003e for simple control from your phone.\n\u003c\/p\u003e\n\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 7722772 (Vitodens 100‑W B1HE‑85, Heating‑Only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wall‑Mounted, Gas‑Fired Condensing Hydronic Boiler (Heating‑Only)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e Natural Gas or LP \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Range:\u003c\/strong\u003e 8.5–85 MBH (NG); 14–85 MBH (LP)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDOE Heating Capacity:\u003c\/strong\u003e 80 MBH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNet AHRI (Water):\u003c\/strong\u003e 70 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 45 psig\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVenting (Coaxial):\u003c\/strong\u003e 80\/125 mm or 100\/150 mm concentric (typical)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVenting (Two‑Pipe):\u003c\/strong\u003e 2\" up to 98 ft*, 3\" up to 164 ft, 4\" up to 198 ft equivalent length (*automatic 2% input reduction)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAltitude:\u003c\/strong\u003e Up to 10,000 ft (software setting)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNOx Emissions:\u003c\/strong\u003e \u0026lt; 20 ppm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeating Connections:\u003c\/strong\u003e 3\/4\" NPT (supply\/return)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGas Connection:\u003c\/strong\u003e 3\/4\" NPT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectrical:\u003c\/strong\u003e 120V, 60 Hz; outdoor temperature sensor included\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (W × D × H):\u003c\/strong\u003e ~17‑3\/4\" × 19‑3\/4\" × 33‑3\/4\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 108 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e 30 psi pressure relief valve, installation fittings, outdoor temperature sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Limited lifetime heat exchanger (residential; see terms)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eHigh Efficiency, Lower Fuel Bills\u003c\/h4\u003e\n\u003cp\u003e\nAt \u003cstrong\u003e95% AFUE\u003c\/strong\u003e with a \u003cstrong\u003e10:1 turndown ratio\u003c\/strong\u003e, the B1HE‑85 matches output to demand to reduce cycling and help cut gas costs.\n\u003c\/p\u003e\n\n\u003ch4\u003eRight‑Sized For Small To Mid‑Size Homes\u003c\/h4\u003e\n\u003cp\u003e\nThe \u003cstrong\u003e8.5–85 MBH\u003c\/strong\u003e input range is a great fit for many baseboard and radiant systems. It runs gently on mild days and ramps up when winter really hits—keeping rooms comfortable without oversizing.\n\u003c\/p\u003e\n\n\u003ch4\u003eStainless Steel Heat Exchanger\u003c\/h4\u003e\n\u003cp\u003e\nThe \u003cstrong\u003eInox‑Radial\u003c\/strong\u003e stainless‑steel heat exchanger is purpose‑built for condensing operation—resisting corrosion and supporting long service life.\n\u003c\/p\u003e\n\n\u003ch4\u003eCompact, Quiet, Easy To Service\u003c\/h4\u003e\n\u003cp\u003e\nA slim, \u003cstrong\u003e17.7\"‑wide\u003c\/strong\u003e cabinet and \u003cstrong\u003efront‑access\u003c\/strong\u003e components make tight installs and annual service straightforward. Sound levels are designed to be pleasantly quiet in typical mechanical spaces.\n\u003c\/p\u003e\n\n\u003ch4\u003eFlexible Venting For Retrofits\u003c\/h4\u003e\n\u003cp\u003e\nChoose \u003cstrong\u003econcentric 80\/125 mm\u003c\/strong\u003e (or \u003cstrong\u003e100\/150 mm\u003c\/strong\u003e) or \u003cstrong\u003e2\"\/3\"\/4\" two‑pipe\u003c\/strong\u003e venting to handle longer runs and tricky layouts—ideal for replacements where routing is limited.\n\u003c\/p\u003e\n\n\u003ch4\u003eSmartphone Control With ViCare\u003c\/h4\u003e\n\u003cp\u003e\nBuilt‑in WiFi connects to the \u003cstrong\u003eViCare\u003c\/strong\u003e app so you can view temperatures, set schedules, and receive alerts right from your phone.\n\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Default Title","offer_id":43932325445683,"sku":"VIESB1HE85","price":3342.64,"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_79cdf060-128a-4286-9423-423684b533e1.png?v=1771541512","url":"https:\/\/plumbing-deals.com\/products\/viessmann-7722772-vitodens-100-w-b1he-85-85-000-btu-high-efficiency-hyrdronic-boiler","provider":"Plumbing Deals","version":"1.0","type":"link"}