VALVES & UNIONS (36)
Best selling Best selling
  • 1/4" Kynar Standard Check Valves
    $2.99
    No reviews

    Polypropylene and Kynar® housing with Viton® diaphragm. Will work with vacuum between 2 and 29 in. Hg. and pressures from...

  • 3/16" Kynar® Standard Check Valves
    $2.99
    No reviews

    Polypropylene and Kynar® housing with Viton® diaphragm. Will work with vacuum between 2 and 29 in. Hg. and pressures from...

  • 3/8" Kynar® Standard Check Valves
    $2.99
    No reviews

    Polypropylene and Kynar® housing with Viton® diaphragm. Will work with vacuum between 2 and 29 in. Hg. and pressures from...

  • DURA 1/2" True Union Ball Valve
    $28.99
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • Two Little Fishies Plastic Barbed Aquatic Ball Valve -1/2"
    $4.96
    No reviews

    Ball Valve - BARBED Barbed end Aquatic Ball Valves for regulating water flow through standard hose used for devices such...

  • TwoLittleFishies Micro Valve - 5/8" Barb x 1/2" MPT - Single Pack
    $6.05
    No reviews

    TwoLittleFishies Micro Valve - 5/8" Barb x 1/2" MPThreaded - Single Pack

  • TwoLittleFishies Ball Valve - 1/2" Barb x 1/2" MPT - Single Pack
    $5.77
    No reviews

    TwoLittleFishies Ball Valve - 1/2" Barb x 1/2" MPThreaded - Single Pack

  • Spears PVC Gate Valves - 1/2 inch Slip x 1/2 inch Slip
    $39.99
    No reviews

    Heavy Bodied PVC or CPVC Computer engineered, heavy bodied PVC or CPVC construction adds extra strength with superior chemical and...

  • Spears PVC Gate Valves - 3/4 inch FPT x 3/4 inch FPT
    $43.99
    No reviews

    Heavy Bodied PVC or CPVC Computer engineered, heavy bodied PVC or CPVC construction adds extra strength with superior chemical and...

  • Spears PVC Gate Valves - 1/2 inch FPT x 1/2 inch FPT
    $39.99
    No reviews

    Heavy Bodied PVC or CPVC Computer engineered, heavy bodied PVC or CPVC construction adds extra strength with superior chemical and...

  • Two Little Fishies Micro Valve Thread x Thread - (6 Per Pack
    $11.67
    No reviews

    Two Little Fishies Micro Ball Valves Micro fittings for regulating air flow through standard airline tubing for devices such as...

  • Two Little Fishies Micro Valve Barb x Thread - (6 Per Pack)
    $11.67
    No reviews

    Micro fittings for regulating air flow through standard airline tubing for devices such as air-stones, filters, protein skimmers, ornaments, etc....

  • Two Little Fishies Micro Valve Barb x Barb - (6 per pack)
    $11.67
    No reviews

    Two Little Fishies Micro Ball Valves Barbed ends fit 3/16" ID standard airline tubing. Micro fittings for regulating air flow...

  • DURA PVC Valve - T1-020G - 2 inch Compact Ball Valve - Grey
    $25.99
    No reviews

    2 inch Compact Ball Valve - DURA - Thread x Thread

  • DURA PVC Valve - T1-015G - 1-1/2 inch Compact Ball Valve - Grey
    $32.63
    No reviews

    1-1/2 inch Compact Ball Valve - DURA - Thread x Thread

  • DURA PVC Valve - T1-010G - 1 inch Compact Ball Valve - Grey
    $11.89
    No reviews

    1 inch Compact Ball Valve - DURA - Thread x Thread

  • DURA PVC Valve - T1-007G - 3/4 inch Compact Ball Valve -Grey
    $8.79
    No reviews

    3/4 inch Compact Ball Valve - DURA - Thread x Thread

  • DURA PVC Valve - T1-005G - 1/2 inch Compact Ball Valve -Grey
    $7.49
    No reviews

    1/2 inch Compact Ball Valve - DURA - Thread x Thread

  • DURA 2" True Union Ball Valve
    $75.99
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • DURA 1 1/2" True Union Ball Valve
    $128.19
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • DURA 1 1/4" True Union Ball Valve
    $51.99
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • DURA 1" True Union Ball Valve
    $69.48
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • DURA 3/4" True Union Ball Valve
    $49.99
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • DURA PVC Valve - S1-020G - 2 inch Compact Ball Valve - Gray
    $25.99
    No reviews

    2 inch Compact Ball Valve - DURA - Slip x Slip

  • DURA PVC Valve - S1-015G - 1-1/2 inch Compact Ball Valve - Slip
    $19.99
    No reviews

    1-1/2 inch Compact Ball Valve - DURA - Slip x Slip

  • DURA PVC Valve - S1-010G - 1 inch Compact Ball Valve - Gray
    $16.19
    No reviews

    1 inch Compact Ball Valve - DURA - Slip x Slip

  • DURA PVC Valve - S1-007G - 3/4 inch Compact Ball Valve - Gra
    $8.79
    No reviews

    3/4 inch Compact Ball Valve - DURA - Slip x Slip

  • DURA PVC Valve - S1-005G - 1/2 inch Compact Ball Valve - Gra
    $7.49
    No reviews

    1/2 inch Compact Ball Valve - DURA - Slip x Slip

  • Two Little Fishies Plastic Barbed Aquatic Ball Valve - for flex hose 1"
    $14.18
    No reviews

    Ball Valve - BARBED Barbed end Aquatic Ball Valves for regulating water flow through standard hose used for devices such...

  • Two Little Fishies Plastic Barbed Aquatic Ball Valve - 3/4"
    $8.99
    No reviews

    Ball Valve - BARBED Barbed end Aquatic Ball Valves for regulating water flow through standard hose used for devices such...

  • Two Little Fishies Plastic Barbed Aquatic Ball Valve 5/8"
    $5.21
    No reviews

    Ball Valve - BARBED Barbed end Aquatic Ball Valves for regulating water flow through standard hose used for devices such...