Back Flow Check Valve

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    Spears makes the highest quality check valves. Use them to add a last line of defense against overflows. Check valves allow one directional water flow and are used to prevent back siphoning. They are commonly used on return pump outputs to prevent water overflowing the sump in the event of a power…

    $29.99 Regular Price: $
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    Check valves allow one directional water flow and are used to prevent back flow and siphoning. These are among the highest quality check valves to be found. Relative to other types and manufacturers of check valves, these valves create minimal pressure loss. They are commonly used on return pump…

    $25.49 Regular Price: $
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    Check valves allow one directional water flow and are used to prevent back siphoning. They are commonly used on return pump outputs to prevent water overflowing the sump in the event of a power outage, pump failure or maintenance. Slip x Slip Connection must be permanently glued The golden rule of…

    $25.99 Regular Price: $
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    Ozone Resistant Kynar Check Valves allow one-way water flow and prevent back siphoning. Using ozone resistant materials is absolutely critical when working with ozone. Materials like nylon will melt in a matter of days when it comes in contact with high concentrations of ozone. Inexpensive Ozone…

    $12.99 Regular Price: $
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    …of the check valve from your plumbing. With the cost of some floors, these days and other things an overflow can damage paying a few extra bucks for quality safety precautions can save a lot of money down the line. Swiss-made check valves allow one directional water flow and are used to prevent back

    $54.99 Regular Price: $
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    Spears makes the highest quality True Union check valves. Use them to add a last line of defense against overflows. Check valves allow one directional water flow and are used to prevent back siphoning. They are commonly used on return pump outputs to prevent water overflowing the sump in the event…

    $33.99 Regular Price: $
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    Check valves only allow water to flow one direction. 1/8" Male NPT x 1/4" Push Connect elbow check valves are typically used on the product water output of RO membrane housings to protect from back pressure and allow auto shut off valves to operate correctly.

    $4.19 Regular Price: $

    …components. Recommended Flow Restrictor for 75 GPD RO Systems - 550mL/min Recommended Flow Restrictor for 100 GPD RO Systems -800mL/min What's Included? Dow RO Membrane 2x 2.5" x 2.5" membrane clips 2x 1/8" x ¼" 90-degree elbows 1/8" x ¼" 90° check valve RO membrane housing…

    $59.99 Regular Price: $
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