Eco-King C140 Supreme High Efficient Wall Hung Combi Boiler
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Eco-King Supreme Boilers – Now Made in Canada 🇨🇦
The Eco-King Supreme Boiler combines European engineering from the Netherlands with Canadian manufacturing for high-efficiency, reliable heating. All models are 94% AFUE rated and Energy Star® Natural Resources Canada approved, making them ideal for energy-conscious homes and businesses.
🔥 Available Sizes & Models
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100,000, 140,000, and 200,000 BTU
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H Model – Provides heating and hot water when paired with an indirect tank
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Combi (C Model) – All-in-one unit delivering instant on-demand domestic hot water and hydronic heating
⚡ High Efficiency & Quiet Operation
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Up to 95% wall-hung efficiency
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Extremely quiet operation with compact, lightweight design
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Fully modulating condensing system with 6:1 turndown ratio
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Durable stainless steel heat exchanger
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Advanced European Adaptive Gas Valve
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Stylish black cover significantly reduces boiler noise
💧 Smart Features for Easy Installation & Control
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Built-in diverter valve separates domestic hot water from heating for simpler piping
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Multiple venting options, automatic air vent, and outdoor sensor included
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Universal parts and easy access inside the boiler for servicing
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Includes Variable Speed Grundfos™ pump and 12L expansion tank
🛡️ Warranty & Protection
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2-year warranty on parts
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12-year warranty on heat exchanger (when registered)
| Dimensions (h x w x d): 27" X 19" x 16" |
| Weight: 75 lbs. |
| Water Connections on Boiler: 3/4" CPS (7/8" od) |
| Gas Connection: 1/2” NPT outer pipe thread |
| Concentric flue gas connection: 80/125mm 3” / 5” |
| Single Pipe flue gas connection: 80mm 3” (max 80ft per side) |
| (2” venting needs reducer): 60mm 2” (max 45ft per side) |
| Nominal Input in DHW Mode: 19,800 - 137,000 BTU/hr |
| Max Output in DHW mode: 122,000 BTU/hr |
| Tap water with Δ T = 90°F in C Models: 2.6 gpm |
| Tap water with ΔT = 54°F in C Models: 4.2 gpm |
| Nominal input (0-2000ft) in CH mode: 19,800 - 113,600 BTU/hr |
| Max. Output (0-2000ft) in CH mode: 106,500 BTU |
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