Raypak R335A/R335B Uncommon Refractory Kit (005285F) filters Useful when replacing a failed

Useful when replacing a failed or worn circulation pump

Supports more reliable heater operation

Improves both performance and visible jet presentation

Helps restore dependable heater regulation behavior

Raypak R335A/R335B Uncommon Refractory Kit (005285F) filters Useful when replacing a failedThe Raypak uncommon refractory kit is designed for compatible R335A and R335B heater applications where the supported refractory components in a specific uncommon configuration need replacement. A refractory kit is useful because it helps protect the burner area from heat exposure while supporting the intended combustion environment inside the heater. This replacement is especially useful when the original refractory material is cracked, crumbling,