010083F | Raypak 406A/407A Front & Rear Refractory Kit Pentair automatic water filler float valve replace your old Hayward cartridge

replace your old Hayward cartridge with DPM-9442 for long-lasting performance

75 oz DPD #2

it limits water penetration into structurally sound

providing a reliable seal while complementing the pool's design

Prevents Dirt & Debris Buildup: Maintains smooth and safe diving board operation

010083F | Raypak 406A/407A Front & Rear Refractory Kit Pentair automatic water filler float valve replace your old Hayward cartridgeThe Raypak 010083F Front & Rear Refractory Kit is an OEM replacement set designed for Raypak 406A and 407A pool and spa heaters. This kit includes both front and rear refractory blocks that line the heaters firebox, protecting the metal walls from direct flame exposure and extreme heat. By restoring proper shielding, the kit helps maintain combustion efficiency, prevents hot spots, and extends the life of the heaters internal components. When existing