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Heating Supplies & Parts
High Efficiency Gas Boilers
Viessmann Vitodens Boilers
B1KA 125,000 BTU Vitodens 100-W Gas-Fired Wall-Mounted Condensing Combi Boiler
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Mon, May 1 - Thu, Jun 1
This product weighs 90 lbs. and may require the use of a lift gate. If you do require a
at your delivery, you'll have the option to add this FREE of charge when you checkout.
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No restocking fee for 90 days
125000 Max BTUs
Gas-fired wall-mounted condensing boiler with modulating stainless steel cylinder burner and Inox-Radial heat exchanger surface.
All the benefits of a Vitodens 100-W boiler, plus built-in on-demand domestic hot water (DHW) – no need for an additional storage tank
DHW at the snap of your fingers all day long! Up to 3.5 GPM†
Optimized load matching with up to 6:1 turndown ratio
Energy-saving and low-cost, on-demand indirect-fired DHW production
Conforms to NSF/ANSI 372 for Low Lead Content
Quality you can count on! Stainless steel heat exchanger, built-in pressure bypass and 150 psig working pressure rating (on DHW side only)
Reliable and consistent DHW supply with built-in DHW temperature and flow sensors
Complete space / DHW heating management by boiler control, powerful built-in 3-speed pump and diverting valve
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