This part fits: ALPHA BOILERS CD24C (BOILER COMPLETE) ALPHA BOILERS CD24S (BOILER COMPLETE) ALPHA BOILERS CD32C (BOILER COMPLETE) ALPHA BOILERS CB50 (BOILER COMPLETE) ALPHA BOILERS CD13R (BOILER COMPLETE) ALPHA BOILERS CD18R (BOILER COMPLETE) ALPHA BOILERS CD24R (BOILER COMPLETE) ALPHA BOILERS C23 (BOILER COMPLETE) ALPHA BOILERS C27 (BOILER COMPLETE) ALPHA BOILERS HE CB25 (BOILER) ALPHA BOILERS HE CB33 (BOILER) ALPHA BOILERS HE SY25 (BOILER) CD18S (HEAT EXCHANGER) CD18S (ALL PARTS) CD24S (HEAT EXCHANGER) CD24S (ALL PARTS) CD30S (HEAT EXCHANGER) CD30S (ALL PARTS)
