2/PK Raypak 106A/156A/130A HEADER ORING GASKET (RAY-151-1600) (011600F)

Used with:

Raypak / Rheem Above Ground Heaters - P-R106A-AN-C, P-R106A-AP-C, P-R156A-AN-C, P-R156A-AP-C, 130A

Might be compatible with older models as long as the part number is listed in the product manual