The Raypak 155B tube bundle is designed for compatible heater applications where the supported heat-transfer tube assembly needs replacement. A tube bundle is useful because it is one of the core water-heating sections of the heater, helping transfer heat effectively through the supported system.This replacement is especially useful when the original tube bundle is scaled, damaged, leaking, or no longer worth patching. Replacing the bundle with the correct part helps restore more dependable heater performance and supports a more complete rebuild.The 004896F is a practical service part when a compatible Raypak 155B heater needs a tube bundle to restore dependable heat-transfer performance. Raypak 155B tube bundle Designed for compatible heat-transfer heater applications Helps restore proper internal heating performance Useful when the original bundle is leaking or heavily worn Supports a more complete and dependable repair
