Shop Products Weil Mclain CGi-5 Series 4 Boiler Weil Mclain CGi 5 Gas Boiler Series 4 119,000 BTU $5 733
-8%
+ COST INSTALL / REPLACEMENT *
Buy now Installation costs depend on work scope and material requirements
A few steps and a new Boiler Weil Mclain CGi- 5 Series 4 in your house Make an order Contact us to buy a new boiler. Our team will guide you every step of the way and help you choose the right model.
Arrival of a technician Once the order is confirmed, our skilled technician will promptly arrive at your property to conduct an inspection and clarify any details.
Delivery and installation work We’ll deliver the boiler to your location, and our experienced experts will handle the installation efficiently and professionally.
Get a warranty Our warranty covers various parts and services, and even after its expiration, we provide reliable post-warranty services.
Technical Characteristics of Weil Mclain CGi 5 Gas Boiler Series 4 AFUE (%)
DOE Heating Capacity MBH
Net AHRI Water Ratings MBH
0 – 2,000 feet Altitude
Input (Btuh) Output (Btuh) 2,000 – 4,500 feet Altitude
Input (Btuh) Output (Btuh) Approx. Shipping Weight (Lbs.)
Boiler Water Content (Gal.)
Minimum Vent Connector Diameter
CSA Input (MBH)
Dimensions inches W
Supply Piping (in.)
Return Piping (in.)
Nat or LP Gas Connection Size (in.)
Power Source
Fuel Type:
Warranty
Residential: 20 Years Heat Exchanger; 2 Years Parts Application
Residential and Commercial SEE MORE Get a Free Consultation on Equipment Selection
Our skilled team helps you find the most appropriate and budget-friendly equipment
GET a consultation CGi Gas Boiler Series 4 Weil Mclain Manual SEE MORE You may also be interested
SEE MORE Similar products
-14%
Weil Mclain CGi-8 Series 4 Boiler 2 Reviews
$7178 $8347
installation / replacement fee Now with built-in low water cut off functionality Intermittent electronic ignition with standard components for easy servicing 84% AFUE Gas fired water boiler with cast iron sections Natural draft and direct exhaust capability -11%
Weil Mclain CGi-6 Series 4 Boiler 3 Reviews
$5722 $6429
installation / replacement fee No vertical draft hood and no mechanical vent damper Natural draft and direct exhaust capability Intermittent electronic ignition with standard components for easy servicing Gas fired water boiler with cast iron sections 84% AFUE -15%
Weil Mclain CGi-7 Series 4 Boiler 3 Reviews
$5992 $7049
installation / replacement fee Compact design saves valuable living space Gas fired water boiler with cast iron sections Can be used with natural or propane gas No vertical draft hood and no mechanical vent damper Natural draft and direct exhaust capability -10%
Weil Mclain CGi-3 Series 4 Boiler 2 Reviews
$5372 $5969
installation / replacement fee Natural draft and direct exhaust capability Compact design saves valuable living space Gas fired water boiler with cast iron sections Intermittent electronic ignition with standard components for easy servicing No vertical draft hood and no mechanical vent damper -12%
Viessmann B1HE-150 Boiler 2 Reviews
$5357 $6088
installation / replacement fee Low-emission combustion for environmentally-friendly operation. Less than 20 ppm NOx (at 3% O2). Lasting performance with proven Viessmann titanium-stabilized stainless steel Inox-Radial heat exchanger. Fully-modulating input with 10:1 turn-down ratio eliminates energy waste. Suitable for high altitudes up to 10,000 ft (3,000 m) with no power loss and automatic software vent length adjustment. Extremely quiet operation; quieter than most refrigerators. -15%
Navien NHB-150 Boiler 2 Reviews
$9414 $11075
installation / replacement fee NHB integrated control provides industry-leading options and features including adjustable heat capacity, temp boost for outdoor reset control, adjustable anti-cycle timer and freeze protection. The condensing technology of the dual stainless steel heat exchangers saves energy, reduces greenhouse gasses. 1/2″ gas pipe capability up to 24′ (subject to local codes). Cuts installation time, no need to install new gas lines for retrofit applications. The sophisticated gas flow control system provides a high turndown ratio which reduces energy waste and excessive boiler cycling. -14%
Navien NFC-250/200H Boiler 2 Reviews
$8249 $9592
installation / replacement fee 95% AFUE – Energy Star certified NEW DHW module with mixing and water adjustment valves Common venting with up to 7 NPE units and cascading up to 15 NPE units Patented stainless steel fire tube heat exchanger with non-metallic condensate base Advanced controls with intuitive user interface and Setup Wizard -10%
Viessmann B1HE-120 Boiler 1 Reviews
$5089 $5654
installation / replacement fee Fits any home and budget with high performance at an attractive price. Extremely quiet operation; quieter than most refrigerators. Low-emission combustion for environmentally-friendly operation. Less than 20 ppm NOx (at 3% O2). Easy piping due to two sets of tappings, along with built-in pump and diverter. Reliable on-demand domestic hot water with Vitodens 100-W, B1KE combi models.
CGi Gas Boiler Series 4 Weil Mclain Reviews
- David Rousseau February 19, 2024
(0 reply) - Nathan Reed November 13, 2023
(0 reply)
4 of 2 ReviewsThe quiet operation of my boiler allows me to enjoy the heat without distracting noise.
I’ve owned it for just a few months, and my experience with it has been excellent so far. The ECO mode, which I didn’t like in our previous boiler, was a big improvement. This function ensures that hot water is first circulated through the system, assessing whether the heat demand is met before full operation, and it has proven to be very effective