Sorry, this is no longer available from the manufacturer. You may purchase the complete Rainbow RTL filter canister here.

Rainbow RTL / RCF Filter Canister Housing (also includes part # 8 - By-pass Assembly).

1.5 inch slip connectors (The O.D. of the flex hose that fits this canister is slightly larger than 1-7/8").

Fits Unicel C4326, C4625, C-4637 or C4950.