Raypak 263B/265B Refractory Kit is a replacement heater parts component intended for use when servicing compatible Raypak pool and spa heater models. This part is best used when the existing component is worn, damaged, missing, corroded, or no longer performing its role in the heater assembly. Because Raypak model families can include similar-looking parts with important differences in size, fuel type, ignition style, rating, or production range, the original part number 004429F should be checked before ordering.This item is used in the heated combustion area for combustion chamber insulation and heat protection, helping protect surrounding heater components from excessive burner heat. Refractory and baffle parts are often replaced when they have cracked, warped, deteriorated, or been removed during burner or exchanger service. Proper fit helps maintain the intended heat path inside the cabinet and can help prevent heat damage to neighboring components. Designed for compatible Raypak heater service applications using part number 004429F. Helps support helping protect surrounding heater components from excessive burner heat. Useful for replacing a worn, damaged, corroded, or missing original heater component. Recommended for model-specific repairs where exact fitment is more important than a generic substitute. Confirm heater model, fuel type, ignition style, voltage, and production details where applicable before installation.
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