Buderus Gas Boilers

Quick Search
Plus Icon
Loading Image
With a full selection of gas boilers, Buderus is a popular option for many homeowners. With a variety of different options, you can be sure to find the right Buderus gas boiler for your needs.
Filter ▼
  • 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
Model Number 7738003478 is the Number 1 Seller
Learn More About Buderus 7738003478
Buderus GC144/4 - 87K BTU - 85.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: 7738503408
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 103K BTU Gross Input, 87K BTU DOE Capacity, 76K BTU Net IBR Capacity. Includes Circulator.
25% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$2,145.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Model Number G234X/38 is the Number 2 Seller
Learn More About Buderus G234X/38
Buderus G234X/38 - 130K BTU - 84.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: G234X/38
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 160K BTU Gross Input, 130K BTU DOE Capacity, 113K BTU Net IBR Capacity.
13% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$2,849.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Model Number G234X/45 is the Number 3 Seller
Learn More About Buderus G234X/45
Buderus G234X/45 - 154K BTU - 84.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: G234X/45
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 187K BTU Gross Input, 154K BTU DOE Capacity, 134K BTU Net IBR Capacity.
13% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$3,059.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Model Number G234X/55 is the Number 4 Seller
Learn More About Buderus G234X/55
Buderus G234X/55 - 188K BTU - 84.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: G234X/55
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 228K BTU Gross Input, 188K BTU DOE Capacity, 163K BTU Net IBR Capacity.
13% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$3,349.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Model Number G234X/64 is the Number 5 Seller
Learn More About Buderus G234X/64
Buderus G234X/64 - 219K BTU - 84.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: G234X/64
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 226K BTU Gross Input, 219K BTU DOE Capacity, 190K BTU Net IBR Capacity.
13% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$3,699.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus SSB-120
Buderus SSB120 - 110K BTU - 96.0% AFUE - Hot Water Gas Boiler - Direct Vent
Model: SSB-120
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 119K BTU Gross Input, 110K BTU DOE Capacity, 96K BTU Net IBR Capacity. Includes Circulator.
13% Buy This
Write a Review
Ask a Question
$3,549.00
Was 
$4,319.00
SAVE $770.00
Only 2 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus SSB-255
Buderus SSB255 - 237K BTU - 96.0% AFUE - Light Commercial Hot Water Gas Boiler - Direct Vent
Model: SSB-255
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 255K BTU Gross Input, 237K BTU DOE Capacity, 206K BTU Net IBR Capacity.
13% Buy This
Write a Review
Ask a Question
$5,949.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus 7738003477
Buderus GC144/3 - 62K BTU - 85.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: 7738503407
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 74K BTU Gross Input, 62K BTU DOE Capacity, 54K BTU Net IBR Capacity. Includes Circulator.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(2)
Ask a Question
$1,979.00
Only 2 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus GB162-80LB
Buderus GB162-80LB - 260K BTU - 93.8% AFUE - Hot Water Gas Boiler - Direct Vent
Model: GB162-80LB
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 290K BTU Gross Input, 260K BTU DOE Capacity, 226K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$5,649.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus 7738003479
Buderus GC144/5 - 112K BTU - 85.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: 7738503409
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 133K BTU Gross Input, 112K BTU DOE Capacity, 97K BTU Net IBR Capacity. Includes Circulator.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$2,425.00
Only 2 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus SSB-160
Buderus SSB160 - 148K BTU - 96.0% AFUE - Hot Water Gas Boiler - Direct Vent
Model: SSB-160
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 160K BTU Gross Input, 148K BTU DOE Capacity, 129K BTU Net IBR Capacity. Includes Circulator.
Write a Review
Ask a Question
$3,899.00
Was 
$4,709.00
SAVE $810.00
Only 2 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus SSB-399
Buderus SSB399 - 386K BTU - 96.8% TE - Light Commercial Hot Water Gas Boiler - Direct Vent
Model: SSB-399
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 399K BTU Gross Input, 386K BTU Gross Output, 336K BTU Net IBR Capacity.
Write a Review
Ask a Question
$8,299.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus SSB-512
Buderus SSB512 - 495K BTU - 96.8% TE - Light Commercial Hot Water Gas Boiler - Direct Vent
Model: SSB-512
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 512K BTU Gross Input, 495K BTU Gross Output, 430K BTU Net IBR Capacity.
Write a Review
Ask a Question
$11,049.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus SSB-85
Buderus SSB85 - 79K BTU - 96.0% AFUE - Hot Water Gas Boiler - Direct Vent
Model: SSB-85
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 85.3K BTU Gross Input, 79K BTU DOE Capacity, 69K BTU Net IBR Capacity. Includes Circulator.
Write a Review
Ask a Question
$3,049.00
Was 
$3,699.00
SAVE $650.00
Only 2 In-Stock
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus GB162-100LB
Buderus GB162-100LB - 298K BTU - 96.1% AFUE - Hot Water Gas Boiler - Direct Vent
Model: GB162-100LB
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 333K BTU Gross Input, 298K BTU DOE Capacity, 259K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$7,029.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus GB162-80
Buderus GB162-80 - 260K BTU - 93.8% AFUE - Hot Water Gas Boiler - Direct Vent
Model: GB162-80
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 290K BTU Gross Input, 260K BTU DOE Capacity, 226K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$5,649.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Learn More About Buderus GB162-100
Buderus GB162-100 - 298K BTU - 96.1% AFUE - Hot Water Gas Boiler - Direct Vent
Model: GB162-100
Floor Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 333K BTU Gross Input, 298K BTU DOE Capacity, 259K BTU Net IBR Capacity.
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
Ask a Question
$7,029.00
Factory-Direct
Freight Icon
Free Shipping & Lift Gate
Learn More About Free Freight
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 Icon
2% Check Discount
Learn More About 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
Hide