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Radiant Professionals Alliance

Weil-McLain Boilers

Weil-McLain Condensing Boilers

The "Gold Standard" in boilers delivers peace of mind, unmatched comfort and immediate payback in energy savings.

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
LCD Controls gives you the power for easy set-up and maintenance
Fully Modulating Boilers
Variable speed motor matches combustion output to heating needs
High grade stainless steel burners features quiet operation, high efficiency, and cleaner combustion for low NOx applications

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)
ECO-70	Stainless Steel	14-70	65	57	3 in PVC/CPVC	95.2
ECO-110	Stainless Steel	22-110	101	88	3 in PVC/CPVC	95.0
ECO-155	Stainless Steel	28-155	143	124	3 in PVC/CPVC	95.1
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
EVG-220	Stainless Steel	220	206	179	1-1/4 in PVC/CPVC	95
EVG-299	Stainless Steel	299	280	243	1-1/2 in PVC/CPVC	95
EVG-399	Stainless Steel	399	383	333	1-1/2 in PVC/CPVC	96.5
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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Add to Cart

Weil-McLain ECO 95% 70,000 BTU/hr Boiler - Stainless Steel Heat Exchanger

Price: $2,571.93

ECO-110

Weil-McLain ECO 95% 110,000 BTU/hr Boiler - Stainless Steel Heat Exchanger

Price: $2,642.07

ECO-155

Weil-McLain ECO 95% 155,000 BTU/hr Boiler - Stainless Steel Heat Exchanger

Price: $2,881.71

WM97+70

Weil-McLain WM97+ 97% 70,000 BTU/hr Boiler - Stainless

Price: $3,525.17

WM97+110

Weil-McLain WM97+ 97% 110,000 BTU/hr Boiler - Stainless

Price: $3,797.64

WM97+155

Weil-McLain WM97+ 97% 155,000 BTU/hr Boiler - Stainless

Price: $4,476.34

EVG-220

Weil-McLain Evergreen 95% 220,000 BTU/hr Condensing Gas Boiler

Price: $5,047.63

EVG-299

Weil-McLain Evergreen 95% 299,000 BTU/hr Condensing Gas Boiler

Price: $6,777.97

EVG-399

Weil-McLain Evergreen 96.5% 399,000 BTU/hr Condensing Gas Boiler

Price: $8,291.90

UG-80-NG

Weil-McLain Ultra Series 3-UE 95.2% 80,000 BTU/hr Natural Gas Boiler

Price: $3,697.72

UG-80-LP

Weil-McLain Ultra Series 3-UE 95.2% 80,000 BTU/hr Propane Boiler

Price: $3,697.72

UG-105

Weil-McLain Ultra Series 3-UE 95.3% 105,000 BTU/hr Gas Boiler

Price: $4,220.24

UG-155

Weil-McLain Ultra Series 3-UE 95% 155,000 BTU/hr Gas Boiler

Price: $4,734.73

UG-230

Weil-McLain Ultra Series 3-UE 95.4% 230,000 BTU/hr Gas Boiler

Price: $5,355.16

UG-299

Weil-McLain Ultra Series 3-UE 96.4% 299,000 BTU/hr Gas Boiler

Price: $7,415.51

UG-399

Weil-McLain Ultra Series 3-UE 92% 399,000 BTU/hr Gas Boiler

Price: $8,365.82

389-900-180

Weil-McLain Wall Install Kit for Ultra Boilers

Price: $61.89

383-500-350

Weil-McLain Concentric Vent Kit

Price: $100.58

511-100-005

Weil-McLain Low Water Cut Off for W/M boilers, 24V

Price: $127.57

CONCVENT

3 in. PVC Concentric Vent Kit for Condensing Boilers and Water Heaters

Price: $78.40

383-500-631

Weil-McLain Condensate Neutralizer Kt

Price: $76.26

382-200-430

Weil-McLain Sidewall Vent/Air Termination Kit, for Stainless and PVC vent pipe

Price: $113.83

383-500-397

Weil-McLain Sidewall Vent/Air Termination Kit, for PVC vent pipe

Price: $60.79

383-800-101

Weil-McLain Boiler Floor Stand Kit

Price: $109.41

383-700-165

Weil-McLain maintenance parts kit for WM97+70/110 and ECO 70/110 boilers

Price: $65.86

510-312-218

Weil-McLain Outdoor Sensor for W/M boilers

Price: $39.57

CONCVENT2

2 in. PVC Concentric Vent Kit for Condensing Boilers and Water Heaters

Price: $39.75

592-900-002

W/McLain Sentinel X100 Corosion Inhibitor

Price: $35.22

590-300-034

Weil-McLain Igniter To Cover Plate Gasket for WM97+ and ECO boilers

Price: $1.75

383-700-200

Weil-McLain maintenance parts kit for WM97+155 and ECO 155 boilers

Price: $65.86

EVG-155

Weil-McLain Evergreen 95.1% 155,000 BTU/hr Condensing Gas Boiler

Price: $3,611.10

EVG-110

Weil-McLain Evergreen 95% 110,000 BTU/hr Condensing Gas Boiler

Price: $3,108.80

EVG-70

Weil-McLain Evergreen 95.2% 70,000 BTU/hr Condensing Gas Boiler

Price: $2,826.48