Search

Hydrotherm

KN-Series Condensing Cast Iron Boilers from Advanced Thermal Hydronics (Hydrotherm) are the one and only high efficiency cast iron boiler ever made and offer an industry leading 25 year heat exchanger warranty. KN-Series Boilers combine the efficiency of condensing, gas-fired technology with the strength, durability and heat retention of time-tested cast iron construction. From raw materials to the state-of-the-art digital control system, the complete line of KN-Series products is proudly manufactured at the ATH facility in Boyertown, Pennsylvania. Utilizing decades of foundry and manufacturing expertise, KN-Series boilers are cast, machined, wired and assembled to the tightest standards possible resulting in a finished product that is all-American in terms of innovation, reliability and craftsmanship. Models available from 200,000 - 4,000,000 BTU/h.

View as Grid List
Sort by
Display per page
Picture of GASKET, BLOWER/BLOWER ADAPTER

GASKET, BLOWER/BLOWER ADAPTER

HYDROTHERM:06-00008-001
SKU: HYDROTHERM:06-00008-001
$4.95
Picture of GASKET, BLOWER/FILTER BOX

GASKET, BLOWER/FILTER BOX

HYDROTHERM:06-00010-001
SKU: HYDROTHERM:06-00010-001
$39.60
Picture of GASKET, ELECTRODE

GASKET, ELECTRODE

HYDROTHERM:05-00102-002
SKU: HYDROTHERM:05-00102-002
$4.95
Picture of GASKET, SHUTTER BOX TO FILTER BOX

GASKET, SHUTTER BOX TO FILTER BOX

HYDROTHERM:06-00031-000
SKU: HYDROTHERM:06-00031-000
$43.31
Picture of GASKET, SHUTTER BOX TO FILTER BOX

GASKET, SHUTTER BOX TO FILTER BOX

HYDROTHERM:06-00031-001
SKU: HYDROTHERM:06-00031-001
$37.13
Picture of GAUGE GLASS SET

GAUGE GLASS SET

HYDROTHERM:50526PB
SKU: HYDROTHERM:50526PB
$195.52
Picture of GAUGE GLASS SET

GAUGE GLASS SET

HYDROTHERM:20-2010
SKU: HYDROTHERM:20-2010
$100.24
Picture of GROUND CABLE 15

GROUND CABLE 15

HYDROTHERM:16-00008-001
SKU: HYDROTHERM:16-00008-001
$43.31
Picture of GV100 INDUCER BLOWER ASSEMBLY

GV100 INDUCER BLOWER ASSEMBLY

HYDROTHERM:BM-8807
SKU: HYDROTHERM:BM-8807
$491.29
Picture of GX-82065 GAS VALVE 1/2 NPT ELBOW

GX-82065 GAS VALVE 1/2 NPT ELBOW

HYDROTHERM:GX-82065
SKU: HYDROTHERM:GX-82065
$38.36