SD40 Filter Tank SD40 - Almond salt-friendly_No It is recommended that pool

It is recommended that pool water be maintained at 1

The check valve protects the pump and heater from back-up of highly chlorinated water

The Rainbow 300 Series will retrofit into existing pools or spas

This is a Blue Spinner and Ceramic Pin replacement for the CAT Controller Flow Cells

This is a PVC 45 Degree Elbow with Slip x Slip fitting connections that measure 3 Inch

SD40 Filter Tank SD40 - Almond salt-friendly_No It is recommended that poolThis is a Pentair Filter Tank replacement, in almond, for the SD40 Sand Dollar Filters. Fits Pentair Sand Dollar aboveground pool and spa sand filter model SD40. The tank includes internals. Measures 20 inches length by 35 inches height by 23 inches width.