Peerless Gas Boilers

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Peerless is one of the most trusted names in the boiler industry, offering a full line of natural gas and propane boilers in a variety of sizes and options. Find a Peerless gas boiler for your needs today.
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Model Number MI-08-SPRK-WPC-N is the Number 1 Seller
Learn More About Peerless MI-08-SPRK-WPC-N
Peerless MI-08 - 186K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-08-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 228K BTU Gross Input, 186K BTU DOE Capacity, 162K BTU Net IBR Capacity.
67% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
$2,989.00
Factory-Direct
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*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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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 MI-05-SPRK-WPC-N is the Number 2 Seller
Learn More About Peerless MI-05-SPRK-WPC-N
Peerless MI-05 - 115K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-05-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 140K BTU Gross Input, 115K BTU DOE Capacity, 100K BTU Net IBR Capacity.
33% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
$2,179.00
In-Stock
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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 Peerless MI-04-SPRK-WPC-N
Peerless MI-04 - 86K BTU - 82.1% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-04-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 105K BTU Gross Input, 86K BTU DOE Capacity, 75K 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)
$2,149.00
In-Stock
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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 Peerless MI-06-SPRK-WPC-N
Peerless MI-06 - 143K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-06-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 175K BTU Gross Input, 143K BTU DOE Capacity, 124K 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)
$2,522.00
In-Stock
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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 Peerless MI-07-SPRK-WPC-N
Peerless MI-07 - 160K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-07-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 195K BTU Gross Input, 160K BTU DOE Capacity, 139K 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)
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$2,764.95
Only 2 In-Stock
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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 Peerless MI-03-SPRK-WPC-N
Peerless MI-03 - 58K BTU - 82.2% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-03-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 70K BTU Gross Input, 58K BTU DOE Capacity, 50K BTU Net IBR Capacity. Includes Circulator.
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$1,749.00
Only 5 In-Stock
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Free Shipping & Lift Gate
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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 Peerless MI-09-SPRK-WPC-N
Peerless MI-09 - 211K BTU - 82.0% AFUE - Hot Water Gas Boiler - Chimney Vent
Model: MI-09-SPRK-WPC-N
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 260K BTU Gross Input, 211K BTU DOE Capacity, 183K 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)
$3,302.95
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