Fittings & Valves: Unions

PVC unions make it easier to connect and disconnect plumbing sections for maintenance, inspection, or equipment replacement. Browse union fittings for pool, spa, and bath systems designed to provide secure seals while simplifying future repairs.

Grid List
Praher Adapter Union [2" MPT x 2" Long w/O-Ring] (200-9061)
Praher Adapter Union [2" MPT x 2" Long w/O-Ring] (200-9061)

$34.83 $22.74

Praher Adapter Union [1-1/2" MPT Short x 2" Slip] (216-906)
Praher Adapter Union [1-1/2" MPT Short x 2" Slip] (216-906)

$30.57 $19.90

Praher Adapter Union [1-1/2" MPT x 1-1/2" Slip] (150-906)
Praher Adapter Union [1-1/2" MPT x 1-1/2" Slip] (150-906)

$22.03 $14.21

Praher Adapter Union [1-1/2" MPT Long x 2" Slip] (215-906)
Praher Adapter Union [1-1/2" MPT Long x 2" Slip] (215-906)

$30.57 $19.90

Hayward 3" PVC Flange Socket EPDM (BFA1030CES)
Hayward 3" PVC Flange Socket EPDM (BFA1030CES)

$117.33 $93.86

Lingxiao Pump Union [LX/Sundance, 1-1/2" MBT, Used on LX 48WTC Pumps] (N03000113)
Lingxiao Pump Union [LX/Sundance, 1-1/2" MBT, Used on LX 48WTC Pumps] (N03000113)

$17.77 $9.94

CMP High Temp Union [2" MPT x 2" Slip, 90°] Self-Sealing (21063-290-000)
CMP High Temp Union [2" MPT x 2" Slip, 90°] Self-Sealing (21063-290-000)

$44.79 $35.55

CMP High Temp Union Complete [2" MPT x 3" Slip, Self-Sealing] (21063-230-000)
CMP High Temp Union Complete [2" MPT x 3" Slip, Self-Sealing] (21063-230-000)

$73.95 $59.01

CMP High Temp Union [2" MPT x 2" Slip, Self-Sealing] (21063-200-000)
CMP High Temp Union [2" MPT x 2" Slip, Self-Sealing] (21063-200-000)

$32.70 $21.32

CMP Economy Union [1-1/2" Hose Barb x 1-1/2" MIP] (21058-100-000)
CMP Economy Union [1-1/2" Hose Barb x 1-1/2" MIP] (21058-100-000)

$17.77 $9.94

CMP High Temp Union [1-1/2" MPT x 1-1/2" Slip, Long, Self-Sealing] (21063-154-000)
CMP High Temp Union [1-1/2" MPT x 1-1/2" Slip, Long, Self-Sealing] (21063-154-000)

$37.68 $24.88

Carvin Black Union Nut (14427306R)
Carvin Black Union Nut (14427306R)

$28.43 $18.48

Carvin 1-1/2" Slip Self-Aligning Union Adapter (31152804R)
Carvin 1-1/2" Slip Self-Aligning Union Adapter (31152804R)

$19.90 $11.36

Carvin 1-1/2" MPT Self-Aligning Pipe Union Assy (42380026)
Carvin 1-1/2" MPT Self-Aligning Pipe Union Assy (42380026)

$39.10 $31.28

Astral Pool Sena 1-1/2" FBT Union Tailpiece (27455-0206)
Astral Pool Sena 1-1/2" FBT Union Tailpiece (27455-0206)

$22.74 $12.79

Astral Pool Sand Filter Union Nut (00545-0302)
Astral Pool Sand Filter Union Nut (00545-0302)

$28.43 $18.48

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