Glowworm Heat Exchangers
There are two types of heat exchanger that can be present, the primary heat exchanger and the secondary heat exchanger. The primary is present in almost all boilers and it allows the heat to be transferred from the burner to the water within the system. The secondary heat exchanger only appears on combination boilers and allows the heat to be transferred between one closed system and another.
![GLOWWORM 801635 HEAT EXCHANGER DOOR SEAL](/userfiles/images/products/1333061.jpg)
GLOWWORM 801635 HEAT EXCHANGER DOOR SEAL
Part No: 1333061 / MPN: 801635
![GLOWWORM 0020136541 HEAT EXCHANGER](/userfiles/images/products/1340664.jpg)
GLOWWORM 0020136541 HEAT EXCHANGER
Part No: 1340664 / MPN: 0020136541
![GLOWWORM 0020014402 HEAT EXCHANGER DHW (16 PLATES)](/userfiles/images/products/1337439.jpg)
GLOWWORM 0020014402 HEAT EXCHANGER DHW (16 PLATES)
Part No: 1337439 / MPN: 0020014402
![GLOWWORM 0020136540 HEAT EXCHANGER DHW](/userfiles/images/products/1340572.jpg)
GLOWWORM 0020136540 HEAT EXCHANGER DHW
Part No: 1340572 / MPN: 0020136540/SD
![GLOWWORM 2000801831 PLATE TO PLATE HEAT EXCHANGER](/userfiles/images/products/1331349.jpg)
GLOWWORM 2000801831 PLATE TO PLATE HEAT EXCHANGER
Part No: 1331349 / MPN: 2000801831
![GLOWWORM 0020097179 HEAT EXCHANGER DHW](/userfiles/images/products/1340396.jpg)
GLOWWORM 0020097179 HEAT EXCHANGER DHW
Part No: 1340396 / MPN: 0020097179
![GLOWWORM 2000802473 O RING HEAT EXCHANGER / PIPE (X10)](/userfiles/images/products/1331701.jpg)
GLOWWORM 2000802473 O RING HEAT EXCHANGER / PIPE (X10)
Part No: 1331701 / MPN: 2000802473
![GLOWWORM 2000801615 GASKET HEAT EXCHANGER](/userfiles/images/products/1337149.jpg)
GLOWWORM 2000801615 GASKET HEAT EXCHANGER
Part No: 1337149 / MPN: 2000801615
![GLOWWORM 0020054163 HEAT EXCHANGER HX](/userfiles/images/products/1338531.jpg)
GLOWWORM 0020054163 HEAT EXCHANGER HX
Part No: 1338531 / MPN: 0020054163
![GLOWWORM 801631 HEAT EXCHANGER DOOR](/userfiles/images/products/1333053.jpg)
GLOWWORM 801631 HEAT EXCHANGER DOOR
Part No: 1333053 / MPN: 801631
![GLOWWORM 801621 HEAT EXCHANGER](/userfiles/images/products/1333035.jpg)
GLOWWORM 801621 HEAT EXCHANGER
Part No: 1333035 / MPN: 801621
![GLOWWORM 0020097265 HEAT EXCHANGER](/userfiles/images/products/1340188.jpg)
GLOWWORM 0020097265 HEAT EXCHANGER
Part No: 1340188 / MPN: 0020097265
![GLOWWORM 0020026488 HEAT EXCHANGER + SUMP](/userfiles/images/products/1339635.jpg)
GLOWWORM 0020026488 HEAT EXCHANGER + SUMP
Part No: 1339635 / MPN: 0020026488
![GLOWWORM 0020020707 HEAT EXCHANGER + SUMP](/userfiles/images/products/1337741.jpg)
GLOWWORM 0020020707 HEAT EXCHANGER + SUMP
Part No: 1337741 / MPN: 0020020707
![GLOWWORM 0020059452 HEAT EXCHANGER DHW (12 PLATES)](/userfiles/images/products/1338595.jpg)
GLOWWORM 0020059452 HEAT EXCHANGER DHW (12 PLATES)
Part No: 1338595 / MPN: 0020059452