Skip to Main Content
Skip to Search Filters
Skip to Footer
Results loading, please wait
|
Help
My Account
Loading...
Cancel
Deliver to
Change Location
Shopping in
?
Add Installation to Your Order!
Shopping in
?
Add Installation to Your Order!
×
Change Location
Update your ZIP Code below to see if you're in our network.
Current location:
Enter ZIP Code
Update
Home
/
Weil-McLain
/
Weil-McLain Combi Boilers
Weil-McLain Combi Boilers
Quick Search
Select Product Type
Boilers - Hot Water
Boilers - Steam
Central Air Conditioners
Central Air Packages
Central Heat Pumps
Dehumidifiers
Electric Radiant Floor Heating
Energy Recovery Ventilators
Fans
Gas Furnaces
Heat Recovery Ventilators
Humidifiers
Mini Split Systems (Ductless)
PTAC Units
Radiators
Shower Systems
Thermostats
Unit Heaters
Water Heaters
Standby Generators
Select Product Type
Filter
▼
Best Selling
▼
Best Selling
Price: Low to High
Price: High to Low
Name: A-Z
Name: Z-A
Recommends Only
Closeouts Only
In-stock Only
Next Day Air Only
Availability
Go
Filters
DOE Heating Capacity (BTU)
×
DOE Heating Capacity (BTU)
Also referred to as Gross Output, this is the output of a boiler after accounting for combustion efficiency. We recommend sizing hot water boilers based on the DOE Heating Capacity.
To
70000 - 79999 (1)
100000 - 109999 (1)
110000 - 119999 (1)
130000 - 139999 (1)
140000 - 149999 (1)
180000 - 189999 (1)
Net I=B=R Capacity (BTU)
×
Net I=B=R Capacity (BTU)
I=B=R, also referred to as Net Output or AHRI Capacity, is the rated heat output of a boiler after accounting for combustion efficiency, piping loss, and an extra pickup factor. We recommend sizing steam boilers based on the I=B=R rating.
To
60000 - 69999 (1)
80000 - 89999 (1)
90000 - 99999 (1)
120000 - 129999 (2)
160000 - 169999 (1)
Maximum Input Capacity (BTU)
×
Maximum Input Capacity (BTU)
The Maximum Input Capacity describes how quickly the appliance will use fuel when delivering it's maximum capacity. The units may change depending on the fuel being used.
80000 - 89999 (1)
110000 - 119999 (1)
120000 - 129999 (1)
150000 - 159999 (2)
190000 - 199999 (1)
AFUE (%)
×
AFUE (%)
AFUE (Annual Fuel Utilization Efficiency) measures the efficiency of combustion equipment over the entire heating season, and is calculated by dividing the amount of energy that is actually heating your home by the total energy contained in the fuel used by the boiler/furnace.
Learn More
95 (6)
Minimum Input Capacity (BTU)
8000 - 8899 (1)
10700 - 11599 (1)
11600 - 12499 (1)
14300 - 15199 (1)
15200 - 16099 (1)
19700+ (1)
Boiler Supply (Inches)
0.75 (2)
1 (4)
Boiler Return (Inches)
0.75 (2)
1 (4)
Product Weight (Pounds)
114 (1)
126 (1)
135 (1)
77 (1)
80 (1)
87 (1)
Shipping Weight (Pounds)
87 (1)
90 (1)
97 (1)
Compare
Weil-McLain AquaBalance™ AB-155-C - 144K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: 383100050
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 155K BTU Gross Input, 144K BTU DOE Capacity, 125K BTU Net IBR Capacity. Includes Circulator.
38% Buy This
(14)
Q&A
(1)
$2,159.00
In-Stock
Free Shipping & Lift Gate
×
Free Shipping & Lift Gate
*This product qualifies for
Free Shipping
anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
×
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Compare
Weil-McLain AquaBalance™ AB-80-C - 75K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: 383100030
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 80K BTU Gross Input, 75K BTU DOE Capacity, 65K BTU Net IBR Capacity. Includes Circulator.
21% Buy This
(13)
$2,009.00
In-Stock
Free Shipping & Lift Gate
×
Free Shipping & Lift Gate
*This product qualifies for
Free Shipping
anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
×
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Compare
Weil-McLain AquaBalance™ AB-120-C - 112K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: 383100040
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 120K BTU Gross Input, 112K BTU DOE Capacity, 97K BTU Net IBR Capacity. Includes Circulator.
14% Buy This
(13)
$2,099.00
Only 4 In-Stock
Free Shipping & Lift Gate
×
Free Shipping & Lift Gate
*This product qualifies for
Free Shipping
anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
×
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Compare
Weil-McLain ECO® Tec 110-C - 100K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: 383900150
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 110K BTU Gross Input, 100K BTU DOE Capacity, 87K BTU Net IBR Capacity. Includes Circulator.
14% Buy This
Write a Review
$2,752.10
Only 4 In-Stock
Free Shipping & Lift Gate
×
Free Shipping & Lift Gate
*This product qualifies for
Free Shipping
anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
×
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Compare
Weil-McLain ECO® Tec 199-C - 184K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: 383900152
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 199K BTU Gross Input, 184K BTU DOE Capacity, 160K BTU Net IBR Capacity. Includes Circulator.
7% Buy This
Write a Review
$3,350.70
In-Stock
Free Shipping & Lift Gate
×
Free Shipping & Lift Gate
*This product qualifies for
Free Shipping
anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
×
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
Compare
Weil-McLain ECO® Tec 150-C - 139K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: 383900151
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 150K BTU Gross Input, 139K BTU DOE Capacity, 121K BTU Net IBR Capacity. Includes Circulator.
7% Buy This
Write a Review
$2,930.95
In-Stock
Free Shipping & Lift Gate
×
Free Shipping & Lift Gate
*This product qualifies for
Free Shipping
anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount
×
2% Check Discount
Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart
PREVIOUS
PREV
1
NEXT
Displaying Products 1 - 6 (of 6
)
Hide
Compare
Clear All
