{"product_id":"toyotomi-hydronic-heating-system-add-watt-m335m2-030-can-vent-kit-extra","title":"TOYOTOMI On-Demand Hydronic Heater | OM-128HH","description":"\u003ch2\u003e\u003cspan style=\"color: #ff8000;\"\u003eDescription:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong data-end=\"132\" data-start=\"85\"\u003eToyotomi OM-128HH On-Demand Hydronic Heater\u003c\/strong\u003e is a compact, low-mass oil-fired boiler engineered for closed-loop hydronic heating systems. With \u003cstrong data-end=\"279\" data-start=\"231\"\u003e148,000 BTU\/h input and 128,900 BTU\/h output\u003c\/strong\u003e and \u003cstrong data-end=\"309\" data-start=\"284\"\u003e87.1% efficiency AFUE\u003c\/strong\u003e, it delivers continuous hot water without storage losses, using an \u003cstrong data-end=\"421\" data-start=\"377\"\u003eon-demand stainless steel heat exchanger\u003c\/strong\u003e. The unit supports \u003cstrong data-end=\"486\" data-start=\"441\"\u003eK-1 kerosene, No.1\/No.2 fuel oil and ULSD\u003c\/strong\u003e, offers \u003cstrong data-end=\"541\" data-start=\"495\"\u003edirect-vent or chimney-vent configurations\u003c\/strong\u003e, and integrates advanced safety controls including overheat protection, dual temperature fuses and ignition safety devices, making it suitable for space-constrained residential and light commercial installations.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"color: #ff8000;\"\u003eKey Features:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous hot water.\u003c\/li\u003e\n\u003cli\u003eCompact size and weight allows for one person installation.\u003c\/li\u003e\n\u003cli\u003eOM-128HH has 1\/2 inch drain and 3\/4 inch pressure valve connections on the left side and 1 1\/4 inch connections for supply and return on the right side.\u003c\/li\u003e\n\u003cli\u003eChoice of direct vent or chimney vent.\u003c\/li\u003e\n\u003cli\u003eCold start capability.\u003c\/li\u003e\n\u003cli\u003eVery quiet and reliable operation.\u003c\/li\u003e\n\u003cli\u003eHeat exchanger has easy access for servicing from the top without having to disconnect any water pipes.\u003c\/li\u003e\n\u003cli\u003eNew temperature fuse that attaches to the heat exchanger, to cause shut down in case the top of the heat exchanger gets too hot.\u003c\/li\u003e\n\u003cli\u003eNew timing sequence for the photo eye.\u003c\/li\u003e\n\u003cli\u003eStainless steel heat exchanger and cabinet.\u003c\/li\u003e\n\u003cli\u003eAdjustable temperature differential for cycling control.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"color: #ff8000;\"\u003eWarranty:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\n\u003cstrong\u003e10-Year Limited Warranty\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan style=\"color: #ff8000;\"\u003e\u003cstrong\u003eAdditional Details:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eType: \u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan\u003eCombustion Type – Oil Pressure Vapor\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFlue Pipe – Forced Flue \/ Chimney Vent\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHeating System – On-Demand\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePurpose – Hydronic Heating\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eDimensions (mm | inch):\u003c\/strong\u003e 320.68 × 704.85 × 571.5 mm (12.625 × 27.75 × 22.5 in)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cstrong\u003eWeight: \u003c\/strong\u003e77 lbs (34.93 kg)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Toyotomi","offers":[{"title":"Default Title","offer_id":45752116510954,"sku":"TOY-OM-128HH","price":3656.28,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0497\/4749\/3026\/files\/om-128hh-1.webp?v=1765480545","url":"https:\/\/volts.ca\/products\/toyotomi-hydronic-heating-system-add-watt-m335m2-030-can-vent-kit-extra","provider":"Volts energies","version":"1.0","type":"link"}