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3" Union
$69.30Made of PVC. full-flow 3 inch Check valve. No springs, flap type valve for minimum head loss. Glues to standard PVC or ABS pipe. -
2 inch Union
Valterra Products$13.992 inch Slip x Slip Union. Used for disconnecting purposes. For example glue a union on both sides of an ultraviolet sterilizer or external pump that you will be removing in the winter. -
1-1/2 inch Union
Valterra Products$8.991-1/2" Slip x Slip Union. Used for disconnecting purposes. For example glue a union on both sides of an ultraviolet sterilizer or external pump that you will be removing in the winter.