WM97+ CT Wall Mount Gas Boiler

Models: WM97+ 70 CT, WM97+ 110 CT, WM97+ 155 CT

Saves TIME, Saves MONEY

• Class-Leading High Efficiency Wall Mount Boiler
• Built-in Pre-Installed System Components
• Advanced Controls for Flexible Cost-Saving Operations

Key Features

• 70,000; 110,000 & 155,000 BTU input models at 95% AFUE
• Stylish, compact wall mount design for easy installation, service and maintenance
• Unique condensing stainless steel fire tube heat exchanger design
• Built-in boiler circulator
• Built-in primary/secondary piping option
• Pre-wired terminal strip for quick and easy electrical connections
• Convenient indirect-fired water heater connection
• Capable to vent with PVC, PP and SS up to 100′
• Multi-color LCD display with text – no codes
• CT – Condensing Technology – 5 to 1 turndown ratio
• Aqua Logic indirect fired water heater compatible

Model*	Input MBH		DOE Heating Capacity MBH	Net I=B=R Water Ratings MBH	DOE Seasonal Efficiency AFUE %	Vent Diameter Inches	Vent Material	Boiler Water Content Gal.
	Max	Min
WM 97+ 70 CT	70	14	65	57	95.2	3	PVC, CPVC, PP, SS	2.8
WM 97+ 110 CT	110	22	101	88	95.0	3	PVC, CPVC, PP, SS	2.8
WM 97+ 155 CT	155	28	143	124	95.1	3	PVC, CPVC, PP**, SS	3.4

*Natural gas field convertible to LP as standard equipment

** Requires Centrotherm SS concentric termination 

Ultra Gas S3 CT Gas Boiler 

Models: UG-80, UG-105, UG-155, UG-230, UG-299, UG-399

Boiler Intelligence for Every Heating Need

• Optimal Efficiency for Multiple Temperatures
• Quick System Presets to Match any Application
• Seamless Multiple Boiler Control

Features

• Gas fired water boiler with cast aluminum heat exchanger
• 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
• 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

Model	A.G.A. Input (MBH)	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Vent Size	Annual Fuel Utilization Efficiency (AFUE)
UG-80	80	71	62	2 or 3 in. PVC/CPVC	93.5%
UG-105	105	94	81	2 or 3 in. PVC/CPVC	94.0%
UG-155	155	139	123	3 in. PVC/CPVC	94.0%
UG-230	230	207	183	3 or 4 in. PVC/CPVC	94.1%
UG-299	299	270	234	4 in. PVC/CPVC	92.5%
UG-399	399	365*	317	4 in. PVC/CPVC	91.7%*

*Combustion Efficiency

Sentinel X100 Water Treatment included with boiler 
Click here for more information on Sentinel products 

CGa Gas Boiler Series 1 and Series 2

Atmospheric Gas Boiler (Water)

Models: CGa-25, CGa-3, CGa-4, CGa-5, CGa-6, CGa-7, CGa-8

Features

• Compact design saves valuable living space
• Stainless steel burners for quieter ignition, longer life, and improved combustion
• Gas fired water boiler with cast iron sections
• Easily accessible controls, vertical flueways and top cleaning for easy and quick servicing
• Up to 84% AFUE 

Series 1

Model	A.G.A. Input (MBH)	PIDN AFUE	SPDN AFUE	SPDL AFUE	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Chimney Size
CGa-25	52	84.0	81.5	83.3	44	38	4″ x 20′
CGa-3	70	84.0	81.6	83.7	59	51	4″ x 20′
CGa-4	105	84.0	81.7	83.7	88	77	5″ x 20′
CGa-5	140	83.5	81.8	83.7	117	102	6″ x 20′
CGa-6	175	83.2	81.9	83.6	146	127	6″ x 20′
CGa-7	210	83.0	82.0	83.6	175	152	7″ x 20′
CGa-8	245	82.7	82.1	83.6	204	177	7″ x 20′

CGa Brochure Series 1 (1.0MB)

Series 2

Model	A.G.A. Input (MBH)	PIDN  AFUE	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Chimney Size
CGa-25	52	84.0	44	38	4″ x 20′
CGa-3	70	84.0	59	51	4″ x 20′
CGa-4	105	84.0	88	77	5″ x 20′
CGa-5	140	83.5	117	102	6″ x 20′
CGa-6	175	83.2	146	127	6″ x 20′
CGa-7	210	83.0	175	152	7″ x 20′
CGa-8	245	82.7	204	177	7″ x 20′

CGa Brochure Series 2 (1.0MB) 

CGi Gas Boiler Series 2 and Series 3

High Efficiency Gas, Induced Draft Boiler (Water)

Models CGi-25, CGi-3, CGi-4E, CGi-4, CGi-5, CGi-6, CGi-7, CGi-8

Features

• Gas fired water boiler with cast iron sections
• Natural draft and direct exhaust capability
• Can be used with natural or propane gas
• All units are factory-tested
• Compact design saves valuable living space
• No vertical draft hood and no mechanical vent damper
• Intermittent electronic ignition with standard components for easy servicing
• Up tp 85% AFUE

Series 2

Model	A.G.A. Input (MBH)	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Vent Size	Annual Fuel Utilization Efficiency (AFUE)
CGi-25	50	42	37	4″	84.0
CGi-3	60	51	45	4″	85.1
CGi-4	100	85	74	5″	84.0
CGi-5	120	100	87	5″	83.3
CGi-6	167	140	122	5″	83.3
CGi-7	200	167	145	5″	83.0
CGi-8	233	194	169	5″	82.7
CGi-4E	90	76	66	5″	85.0

CGi Brochure Series 2 (1.1MB)

Series 3

Model	A.G.A. Input (MBH)	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Vent Size	Annual Fuel Utilization Efficiency (AFUE)
CGi-25	50	42	37	4″	84.0
CGi-3	60	51	45	4″	85.1
CGi-4	90	76	66	5″	85.0
CGi-5	120	100	87	5″	83.3
CGi-6	167	140	122	5″	83.3
CGi-7	200	167	145	5″	83.0
CGi-8	233	194	169	5″	82.7

CGi Brochure Series 3 (882KB)

 

CGt Gas Boiler

High Efficiency Gas, Tankless Heater (Water)

Models: CGt-PIN

Features

• The CGt is available in one size and has a built-in tankless heater as standard equipment.
• The CGt gas boiler from Weil-McLain offers a compact design boiler that also provides domestic hot water.
• Other features include high-grade stainless steel burners, integrated control module and venting flexibility.81% AFUE

Model	A.G.A. Input (MBH)	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Chimney Size	Annual Fuel Utilization Efficiency (AFUE)
CGt-PIN	133	108	94	3″	81.0

CGt Brochure (1.0MB)

EG Gas Water & Steam Boilers 

Features:

• Comes with automatic vent damper for higher efficiencies and reduced fuel consumption
• Easy access to controls for convenient servicing
• Available with standing pilot or intermittent electronic ignition alt=”http://www.weil-mclain.com/en/images/lrg31_60553671x386_WM_EG_boiler.jpg” class=”decoded” data-mce-src=”http://www.weil-mclain.com/en/images/lrg31_60553671x386_WM_EG_boiler.jpg” data-mce-style=”float: right;” v:shapes=”_x0000_i1032″>
• A versatile gas cast iron boiler for water or steam applications
• Cast iron heat exchanger
• Up to 84% AFUE

Model	A.G.A. Input (MBH)	PIDN	SPDN	SPDL	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Chimney Size
EG-30 Steam	75	83.0	81.0	82.6	62	47	5″ x 20′
EG-30 Water	75	84.3	82.2	84.2	62	55	5″ x 20′
EG-35 Steam	100	82.9	81.3	82.5	83	62	5″ x 20′
EG-35 Water	100	83.6	82.0	83.7	83	73	5″ x 20′
EG-40 Steam	125	82.9	81.5	83.2	104	78	6″ x 20′
EG-40 Water	125	84.0	82.5	84.3	104	91	6″ x 20′
EG-45 Steam	150	82.9	81.6	83.0	125	94	6″ x 20′
EG-45 Water	150	83.5	82.4	84.0	125	110	6″ x 20′
EG-50 Steam	175	82.8	81.9	83.7	145	109	7″ x 20′
EG-50 Water	175	83.8	82.9	84.4	145	128	7″ x 20′
EG-55 Steam	200	82.8	81.9	83.5	167	125	7″ x 20′
EG-55 Water	200	83.8	82.5	84.2	167	146	7″ x 20′
EG-65 Steam	250	83.0	82.0	82.8	209	157	8″ x 20′
EG-65 Water	250	84.0	82.6	84.0	209	183	8″ x 20′
EG-75 Steam	300	0.0	0.0	0.0	240	180	8″ x 20′
EG-75 Water	300	0.0	0.0	0.0	240	209	8″ x 20′

EG Brochure (1.1MB)

 

ECO Wall Mount Gas Boiler

Models: ECO 70, ECO 110, ECO 155

Features

• Class-leading 70,000, 110,000, and 155,000 BTUH models
• Exceeds Energy Star requirements at 95% AFUE efficiency rating
• Durable stainless steel fire tube heat exchanger
• Streamlined design configurable for installation
• Display can be mounted on the boiler or wall (up to 2’ away)
• Components positioned for fast and easy service
• Multiple vent configurations and material options
• Optional accessories to match virtually any installation

Model*	Input MBH		DOE Heating Capacity MBH	Net I=B=R Water Ratings MBH	DOE Seasonal Efficiency AFUE %	Vent Diameter Inches	Vent Material	Boiler Water Content Gal.
	Max	Min
ECO 70	70	14	65	57	95.2	3	PVC, CPVC, PP, SS	2.5
ECO 110	110	22	101	88	95.0	3	PVC, CPVC, PP, SS	2.5
ECO 155	155	28	143	124	95.1	3	PVC, CPVC, PP, SS	3.2

*Natural gas field convertible to LP as standard equipment 

GV90+ Gas Boiler

Model GV90+3, GV90+4, GV90+5, GV90+6

High Efficiency Gas, Power Vented Boiler (Water)

Features

• 91% AFUE efficient
• Durable cast iron primary heat exchanger
• Condensing stainless steel secondary heat exchanger
• Unique 7 pass heat exchanger design maximizes heat transfer
• Vents with PVC
• Multiple vention options (direct vent, direct exhaust, concentric)
• Easy conversion to propane (kit included)

Model	A.G.A. Input (MBH)	DOE Heating Capacity (MBH)	Net I=B=R Ratings (MBH)	Min. Vent Size	Annual Fuel Utilization Efficiency (AFUE)
GV90+3	70	65	56	3″	91.9
GV90+4	105	97	84	3″	91.2
GV90+5	140	130	113	3″	91.4
GV90+6	175	161	140	3″	91.0

GV90+ Brochure (1.5MB)