Sold 2- Per Set with O-rings.  These are industry standard PVC pump disconnect unions used on all pool, tub tub, spa and jetted bathtub pumps requiring 1.5" plumbing.  They screw directly to the pump suction and discharge threaded connections and except 1.5" PVC ridge pipe or flexible hose

Please note - the set you receive may be all green or white in color with clear or solid color tail pieces.

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If you have any questions, please do not hesitate to contact me.