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Weil-McLain Boilers |
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The "Gold Standard" in boilers delivers peace of mind, unmatched comfort and immediate payback in energy savings.
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Key Features
- Gas fired water boilers with stainless steel or cast aluminum heat exchangers
- Venturi mixing body mixes air and gas providing higher efficiency
- Designed to operate in low temperature condensing applications
- Outdoor reset and domestic hot water priority standard
- Negative regulated gas valve precisely delivers gas to the boiler
- U-Control gives you the power for easy set-up and maintenance
- Modulates with 5 to 1 turn-down ratio capability
- Variable speed motor matches combustion output to heating needs
- High grade stainless steel burner features quiet operation, high efficiency, and cleaner combustion for low NOx applications
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Specifications
| Model |
Heat Exchanger |
A.G.A. Input (MBH) |
DOE Heating Capacity (MBH) |
Net I=B=R Ratings (MBH) |
Min. Vent Size |
Annual Fuel Utilization Efficiency (AFUE) |
| WM97+70 |
Stainless Steel |
23-70 |
65 |
57 |
3 in PVC/CPVC |
97.3 |
| WM97+110 |
Stainless Steel |
37-110 |
101 |
88 |
3 in PVC/CPVC |
97.0 |
| WM97+155 |
Stainless Steel |
52-155 |
143 |
124 |
3 in PVC/CPVC |
97.2 |
| UG-80 |
Cast Aluminum |
80 |
71 |
62 |
2 or 3 in. PVC/CPVC |
95.2% |
| UG-105 |
Cast Aluminum |
105 |
94 |
81 |
2 or 3 in. PVC/CPVC |
95.3% |
| UG-155 |
Cast Aluminum |
155 |
139 |
123 |
3 in. PVC/CPVC |
95.6% |
| UG-230 |
Cast Aluminum |
230 |
207 |
183 |
3 or 4 in. PVC/CPVC |
95.4% |
| UG-299 |
Cast Aluminum |
299 |
270 |
234 |
4 in. PVC/CPVC |
96.4% |
| UG-399 |
Cast Aluminum |
399 |
365* |
317 |
4 in. PVC/CPVC |
91.7%* |
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Contact us for product selection. We are glad to help. |
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