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At eComfort, you'll find a full catalog of Triangle Tube heating products to choose from. Triangle Tube produces some of the country's best boilers, both in efficiency and quality, and it doesn't hurt that they look really sleek too!
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Model Number CC 105 is a Hot Seller
Learn More About CC 105
Triangle Tube CC 105 - 94K BTU - 93.5% AFUE - Combi Gas Boiler - Direct Vent
Model: CC 105
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 106K BTU Gross Input, 94K BTU DOE Capacity, 82K BTU Net IBR Capacity. Includes Circulator.
4.3 out of 54.3 out of 54.3 out of 54.3 out of 54.3 out of 5(4)
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Model CC 105 is a Closeout
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$2,478.95
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$2,528.95
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Only 1 In-Stock
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Model Number CC 125H is the Number 1 Seller
Learn More About CC 125H
Triangle Tube CC 125H - 111K BTU - 95% AFUE - Combi Gas Boiler - Direct Vent
Model: CC 125H
Wall Mounted, Condensing Combi Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 125K BTU Gross Input, 111K BTU DOE Capacity, 97K BTU Net IBR Capacity. Includes Circulator.
20% Buy This
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5(2)
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$2,039.00
In-Stock
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Learn More About Free Freight *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.
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2% Check Discount
Learn More About 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.
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Model Number PSVTERM04 is the Number 2 Seller
Learn More About PSVTERM04
Triangle Tube 3" - Sidewall Vent Termination Kit - PVC
Model: PSVTERM04
Triangle Tube - 3" - Sidewall Vent Termination Kit - PVC - For Triangle Tube PT60, PT110(LP), PT175, PT250, PTE110(LP) Hot Water Boilers and KW 199 Water Heaters - MPN: PSVTERM04
10% Buy This
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$52.95
Only 2 In-Stock
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Model Number PSVKIT01 is the Number 3 Seller
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Triangle Tube 3" - Sidewall Vent Termination Kit - Stainless Steel
Model: PSVKIT01
Triangle Tube - 3" - Sidewall Vent Termination Kit - Stainless Steel - For Triangle Tube PT60, PT110(LP), PT175, PT250, PTE110(LP) Hot Water Boilers and KW 199 Water Heaters - MPN: PSVKIT01
10% Buy This
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$151.94
Only 3 In-Stock
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Model Number PSVTERM05 is the Number 4 Seller
Learn More About PSVTERM05
Triangle Tube 4" - Sidewall Vent Termination Kit - PVC
Model: PSVTERM05
Triangle Tube - 4" - Sidewall Vent Termination Kit - PVC - For Triangle Tube Prestige Solo, Prestige Elite, KS 399, KS 500, and KS 600 Hot Water Boilers and KW 285, KW 399, and KW 500 Water heaters - MPN: PSVTERM05
10% Buy This
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$52.95
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Model Number PSNEU01 is the Number 5 Seller
Learn More About PSNEU01
Triangle Tube Condensate Neutralizer Kit
Model: PSNEU01
Triangle Tube - Condensate Neutralizer Kit - For Triangle Tube Prestige Solo, Prestige Excellence, Challenger, and KS 399 Hot Water Boilers - MPN: PSNEU01
10% Buy This
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$86.94
In-Stock
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Learn More About PSRKIT22
Triangle Tube Prestige - Replacement Indirect Water Heater Sensor Kit
Model: PSRKIT22

Triangle Tube - Replacement Indirect Water Heater Sensor Kit - For Triangle Tube Prestige Solo Hot Water Boilers - MPN: PSRKIT22

10% Buy This
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$56.64
Only 5 In-Stock
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Learn More About PA250
Triangle Tube PA250 - 222K BTU - 95% AFUE - Hot Water Gas Boiler - Direct Vent
Model: PA250
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 240K BTU Gross Input, 222K BTU DOE Capacity, 193K BTU Net IBR Capacity. Includes Circulator.
10% Buy This
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$4,689.00
In-Stock
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2% Check Discount
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Learn More About PA399
Triangle Tube PA399 - 379K BTU - 95% Thermal Efficiency - Hot Water Gas Boiler - Direct Vent
Model: PA399
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 399K BTU Gross Input, 379K BTU DOE Capacity, 330K BTU Net IBR Capacity.
10% Buy This
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$7,389.00
In-Stock
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Learn More About Free Freight *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 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.
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Learn More About PTCAB01
Triangle Tube Prestige - Cascade Connection Cable
Model: PTCAB01
Triangle Tube - Cascade Connection Cable - For Triangle Tube Prestige and Prestige Excellence Hot Water Boilers - MPN: PTCAB01
10% Buy This
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$25.34
In-Stock
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Learn More About CC 105S
Triangle Tube CC 105S - 94K BTU - 93.5% AFUE - Hot Water Gas Boiler - Direct Vent
Model: CC 105S
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 106K BTU Gross Input, 94K BTU DOE Capacity, 82K BTU Net IBR Capacity.
3.3 out of 53.3 out of 53.3 out of 53.3 out of 53.3 out of 5(3)
Q&A (1)
$2,607.55
Factory-Direct
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Learn More About Free Freight *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 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.
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Learn More About CC 50S
Triangle Tube CC 50S - 46K BTU - 95% AFUE - Hot Water Gas Boiler - Direct Vent
Model: CC 50S
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 51K BTU Gross Input, 46K BTU DOE Capacity, 40K BTU Net IBR Capacity.
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5(2)
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$2,099.00
Only 1 In-Stock
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Learn More About Free Freight *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 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.
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Learn More About CC 85S
Triangle Tube CC 85S - 75K BTU - 93.5% AFUE - Hot Water Gas Boiler - Direct Vent
Model: CC 85S
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 84K BTU Gross Input, 75K BTU DOE Capacity, 65K BTU Net IBR Capacity.
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5(2)
Q&A (1)
$2,199.00
Factory-Direct
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Learn More About Free Freight *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 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.
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Learn More About CC 125S
Triangle Tube CC 125S - 110K BTU - 93.5% AFUE - Hot Water Gas Boiler - Direct Vent
Model: CC 125S
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 124K BTU Gross Input, 110K BTU DOE Capacity, 96K BTU Net IBR Capacity.
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5(2)
Q&A (1)
$2,389.00
Factory-Direct
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Learn More About Free Freight *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 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.
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Learn More About CC 150S
Triangle Tube CC 150S - 129K BTU - 92.3% AFUE - Hot Water Gas Boiler - Direct Vent
Model: CC 150S
Wall Mounted, Condensing Boiler with Modulating Gas Valve. Ships Packaged. Ratings: 145K BTU Gross Input, 129K BTU DOE Capacity, 112K BTU Net IBR Capacity.
4.5 out of 54.5 out of 54.5 out of 54.5 out of 54.5 out of 5(2)
Q&A (1)
$3,140.18
Factory-Direct
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Learn More About Free Freight *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 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.
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Learn More About PSRKIT13
Triangle Tube Complete Blower Assembly for PS175 and PS250 Boilers
Model: PSRKIT13
Triangle Tube Complete Blower Assembly for PS175 and PS250 Boilers
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
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$315.94
In-Stock
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Learn More About Free Freight *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.
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Learn More About CCSTRA01
Triangle Tube Challenger - Lead Free - Domestic Hot Water Strainer
Model: CCSTRA01
Triangle Tube - Lead Free - Domestic Hot Water Strainer - For Triangle Tube Challenger Combi Hot Water Combi Boilers - MPN: CCSTRA01
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$68.95
Factory-Direct
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Learn More About PTRLV03
Triangle Tube Prestige - 80 PSI - ASME Pressure Relief Valve
Model: PTRLV03
Triangle Tube - 80 PSI - ASME Pressure Relief Valve - For Triangle Tube PT399HP Hot Water Boilers - MPN: PTRLV03
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$32.41
Factory-Direct
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Learn More About SME 80
Triangle Tube Smart Multi Energy - 70 Gallons - Indirect Fired Water Heater - Stainless Steel
Model: SME 80
Triangle Tube - SME 80 - 70 Gallon - Indirect Fired Water Heater - Stainless Steel - 200,000 BTU - 310 GPH First Hour Rating at 120F - Dual Heat Exchangers
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$3,149.95
Factory-Direct
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Learn More About Free Freight *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 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.
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Learn More About SME 120
Triangle Tube Smart Multi Energy - 105 Gallons - Indirect Fired Water Heater - Stainless Steel
Model: SME 120
Triangle Tube - SME 120 - 105 Gallon - Indirect Fired Water Heater - Stainless Steel - 200,000 BTU - 333 GPH First Hour Rating at 120F - Dual Heat Exchangers
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$3,249.95
Factory-Direct
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Free Shipping & Lift Gate
Learn More About Free Freight *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 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.
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Learn More About PSVTERM03
Triangle Tube Prestige - 2" - Sidewall Vent Termination Kit - PVC
Model: PSVTERM03
Triangle Tube - 2" - Sidewall Vent Termination Kit - PVC - For Triangle Tube PT60, PT110(LP), and PTE110(LP) Hot Water Boilers - MPN: PSVTERM03
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$52.06
Only 2 In-Stock
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Learn More About PSVTERM06
Triangle Tube Prestige - 2" - Concentric Vent Termination Kit - PVC
Model: PSVTERM06
Triangle Tube - 2" - Concentric Vent Termination Kit - PVC - For Triangle Tube PT60, PT110(LP), and PTE110(LP) Hot Water Boilers - MPN: PSVTERM06
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$112.95
Factory-Direct
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Learn More About PSVKIT03
Triangle Tube Prestige - 4" - Concentric Vent Kit
Model: PSVKIT03
Triangle Tube - 4" - Concentric Vent Kit - For Triangle Tube PT399(HP) Hot Water Boilers - MPN: PSVKIT03
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$402.62
Factory-Direct
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Learn More About PSVCLP02
Triangle Tube Prestige - Vent Clamp Seal
Model: PSVCLP02
Triangle Tube - Vent Clamp Seal - For Triangle Tube PT399(HP) Hot Water Boilers - MPN: PSVCLP02
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$22.95
Factory-Direct
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