The Raypak refractory retainer kit is designed for compatible 403 and 405 heater applications where the supported hardware that secures the refractory material needs replacement. A retainer kit is useful because it helps keep the refractory components positioned correctly, supporting more dependable protection in the burner area.This replacement is especially useful when the original retainers are rusted, warped, damaged, or missing. Using the correct kit helps make the repair cleaner and more complete than trying to reuse compromised hardware.The 001307F is a practical service kit when a compatible Raypak heater needs refractory retainers to restore dependable internal heat-protection support. Raypak refractory retainer kit Designed for compatible 403 and 405 heaters Helps restore proper refractory positioning support Useful when the original retainers are damaged or missing Supports cleaner and more dependable heater rebuilding
