Cast Iron Natural Gas Boilers

Local Pickup FAQ's
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 133k BTU Gross Input, 113k BTU DOE Capacity, 98k BTU Net IBR Capacity. Includes Circulator.
$3,505.00
Only 1 In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 166k BTU Gross Input, 141k BTU DOE Capacity, 122k BTU Net IBR Capacity. Includes Circulator.
$3,949.00
In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 90k BTU Gross Input, 77k BTU DOE Capacity, 67k BTU Net IBR Capacity. Includes Circulator.
$3,400.00
Only 1 In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 190k BTU Gross Input, 162k BTU DOE Capacity, 141k BTU Net IBR Capacity. Includes Circulator.
$4,849.00
In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Included Taco Circulator and LWCO. Ratings: 210K BTU Gross Input, 176K BTU DOE Capacity, 153K BTU Net IBR Capacity.
$3,913.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Included Grundfos Circulator and LWCO. Ratings: 245K BTU Gross Input, 205K BTU DOE Capacity, 178K BTU Net IBR Capacity.
$4,303.00
In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Included Grundfos Circulator and LWCO. Ratings: 280K BTU Gross Input, 234K BTU DOE Capacity, 203K BTU Net IBR Capacity.
$4,637.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Included Grundfos Circulator and LWCO. Ratings: 70K BTU Gross Input, 59K BTU DOE Capacity, 51K BTU Net IBR Capacity.
$2,466.00
In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Included Grundfos Circulator and LWCO. Ratings: 105K BTU Gross Input, 88K BTU DOE Capacity, 77K BTU Net IBR Capacity.
$2,620.00
In-Stock
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve and Hydrolevel Sensor. Ships Packaged. Ratings: 105K BTU Gross Input, 87K BTU DOE Capacity, 65K BTU Net IBR Capacity.
$4,103.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Disassembled. Ratings: 105K BTU Gross Input, 87K BTU DOE Capacity, 65K BTU Net IBR Capacity.
$3,332.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Disassembled. Ratings: 140K BTU Gross Input, 115K BTU DOE Capacity, 86K BTU Net IBR Capacity.
$4,039.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Disassembled. Ratings: 210K BTU Gross Input, 173K BTU DOE Capacity, 130K BTU Net IBR Capacity.
$5,051.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 140K BTU Gross Input, 117K BTU DOE Capacity, 102K BTU Net IBR Capacity. Includes Circulator.
$3,640.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 175K BTU Gross Input, 146K BTU DOE Capacity, 127K BTU Net IBR Capacity. Includes Circulator.
$4,178.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve and Hydrolevel sensors. Ships Packaged. Ratings: 62K BTU Gross Input, 51K BTU DOE Capacity, 38K BTU Net IBR Capacity.
$3,476.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 140K BTU Gross Input, 115K BTU DOE Capacity, 86K BTU Net IBR Capacity.
$4,705.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Disassembled. Ratings: 245K BTU Gross Input, 202K BTU DOE Capacity, 152K BTU Net IBR Capacity.
$5,620.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Disassembled. Ratings: 280K BTU Gross Input, 231K BTU DOE Capacity, 174K BTU Net IBR Capacity.
$6,077.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 105K BTU Gross Input, 89K BTU DOE Capacity, 77K BTU Net IBR Capacity. Includes Circulator.
$3,691.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 70K BTU Gross Input, 59K BTU DOE Capacity, 51K BTU Net IBR Capacity. Includes Circulator.
$2,972.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 105K BTU Gross Input, 88K BTU DOE Capacity, 77K BTU Net IBR Capacity. Includes Circulator.
$3,246.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 210K BTU Gross Input, 176K BTU DOE Capacity, 153K BTU Net IBR Capacity. Includes Circulator.
$4,693.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Floor Mounted, Cast Iron Boiler with Single Stage Gas Valve. Ships Packaged. Ratings: 245K BTU Gross Input, 205K BTU DOE Capacity, 178K BTU Net IBR Capacity. Includes Circulator.
$5,136.00
Factory-Direct
Free Shipping & Lift Gate
2% Check Discount
Displaying Products 49 - 72 (of 97)
Natural gas cast iron boilers come in both hot water and steam mediums, with a variety of venting options. Shop the top brands and find the perfect cast iron natural gas boiler for your needs.















