Back Flow Valve

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    …another, you can either turn water flow off completely, or direct it from one direction to another.  They work great for fresh and saltwater storage containers, and give you control of when the container fills back up.   Three way ball valve with John Guest 1/4" push connect…

    $19.99 Regular Price: $

    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…

    $23.99 Regular Price: $

    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

    $43.99 Regular Price: $

    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…

    $20.99 Regular Price: $

    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.

    $3.99 Regular Price: $

    …to direct the flow where you need it, and the dual drain system keeps overflows from happening like a single drain design may encounter. The dual drain design has one main drain that includes a diaphragm valve for easy tuning and adjustments. The other drain is completely open to flow directly down…

    $2,799.00 Regular Price: $

    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…

    $19.99 Regular Price: $

    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…

    $12.99 Regular Price: $

    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…

    $16.99 Regular Price: $

    …that the flow rate that will be reported back to you from the flow sensors will likely be far lower than you expect or what is printed on the pump label or documentation. This is due to head pressure loss from physical height differences, long runs, restrictions such as ball valves, fittings like…

    $199.95 Regular Price: $

    …ball valve * Works great with Phosban Media * Requires feed pump   The PhosBan 150 can be mounted under the aquarium or hung on the back of the aquarium. It comes with barb hose fittings for 1/2" tubing and a 1/2" barbed ball valve included for flow control. The…

    $52.73 Regular Price: $

    …Includes ball valve * Works great with Phosban Media * Requires feed pump   The PhosBan 150 can be mounted under the aquarium or hung on the back of the aquarium. It comes with barb hose fittings for 1/2" tubing and a 1/2" barbed ball valve included for flow control. The…

    $85.14 Regular Price: $

    …maximum flow rating for this skimmer is 260 GPH. These numbers are based on zero back pressure on the output plumbing. If you add 90° bends on the plumbing back to a sump you may need to back off the amount of water being feed through the skimmer. We recommend that you use a ball valve inline…

    $259.99 Regular Price: $

    …maximum flow rating for this skimmer is 400 GPH. These numbers are based on zero back pressure on the output plumbing. If you add 90° bends on the plumbing back to a sump you may need to back off the amount of water being feed through the skimmer. We recommend that you use a ball valve inline…

    $364.99 Regular Price: $

    …highly recommended. It is strong enough to tumble the biopellets continually and will likely have to be dialed back using the included valve. This will allow room for you to turn up the flow inside the reactor if it were to slow down due to tank debris collecting in the cartridge strainer. This pump…

    $49.99 Regular Price: $

    …conjunction with the ATO controller and sensor to allow the flow of RODI water to your sump and when the water level is replenished the sensor will tell the controller to shut off power to the solenoid to close the valve and stop the flow of RODI water. The solenoid uses 1/4" push connect fittings…

    $22.99 Regular Price: $

    …with Dual Flare Nozzles Recommended Flow Rate - 500-100 GPH   What's Included? 1x Nuvo INT 50 Aquarium 1x Screen Lid Primary Drain Emergency Drain Secondary E-Drain Return Hose & Assembly   Note - 1" Gate Valve Required. 

    $749.99 Regular Price: $
    Out of Stock

    …Recommended Flow Rate - 750-1500 GPH   Nuvo INT 75 Owner's Manual   What's Included? 1x Nuvo INT 75 Aquarium 1x Screen Lid Primary Drain Emergency Drain Secondary E-Drain Return Hose & Assembly   Note - 1" Gate Valve

    $1,050.00 Regular Price: $

    Flow Rate - 1000-2000 GPH   Nuvo INT 100 Owner's Manual   What's Included? 1x Nuvo INT 100 Aquarium 1x Screen Lid Primary Drain Emergency Drain Secondary E-Drain Return Hose & Assembly   Note - 1" Gate Valve

    $1,450.00 Regular Price: $

    …99% 98% 99% 98% Auto Shut Off Valve Flow Restrictor 550 ml/min 800 ml/min 550 ml/min 800…

    $339.99 Regular Price: $

    …99% 98% 99% 98% Auto Shut Off Valve Flow Restrictor 550 ml/min 800 ml/min 550 ml/min 800…

    $349.99 Regular Price: $

    …99% 98% 99% 98% Auto Shut Off Valve Flow Restrictor 550 ml/min 800 ml/min 550 ml/min 800…

    $389.99 Regular Price: $

    …99% 98% 99% 98% Auto Shut Off Valve Flow Restrictor 550 ml/min 800 ml/min 550 ml/min 800…

    $409.99 Regular Price: $

    …This pump is more than strong enough to tumble the biopellets continually and will likely have to be dialed back using the included valve. This will allow room for you to turn up the flow inside the reactor if it were to slow down due to tank debris collecting in the cartridge strainer. This pump…

    $74.99 Regular Price: $

    …to direct the flow where you need it, and the dual drain system keeps overflows from happening like a single drain design may encounter. The dual drain design has one main drain that includes a diaphragm valve for easy tuning and adjustments. The other drain is completely open to flow directly down…

    $2,299.00 Regular Price: $

    …to direct the flow where you need it, and the dual drain system keeps overflows from happening like a single drain design may encounter. The dual drain design has one main drain that includes a diaphragm valve for easy tuning and adjustments. The other drain is completely open to flow directly down…

    $2,899.00 Regular Price: $

    …to direct the flow where you need it, and the dual drain system keeps overflows from happening like a single drain design may encounter. The dual drain design has one main drain that includes a diaphragm valve for easy tuning and adjustments. The other drain is completely open to flow directly down…

    $3,975.00 Regular Price: $

    …- 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: $

    …UV-C rays. By varying the flow rate through the sterilizer and increasing or decreasing the amount of time the water is in the body will change what your UV sterilizer will be targeting and we highly suggest using a gate valve or a DC pump to control the flow through the UV sterilizer.  …

    $125.72 Regular Price: $

    …UV-C rays. By varying the flow rate through the sterilizer and increasing or decreasing the amount of time the water is in the body will change what your UV sterilizer will be targeting and we highly suggest using a gate valve or a DC pump to control the flow through the UV sterilizer.  …

    $141.23 Regular Price: $

    …to direct the flow where you need it, and the dual drain system keeps overflows from happening like a single drain design may encounter. The dual drain design has one main drain that includes a diaphragm valve for easy tuning and adjustments. The other drain is completely open to flow directly down…

    $995.00 Regular Price: $

    …to direct the flow where you need it, and the dual drain system keeps overflows from happening like a single drain design may encounter. The dual drain design has one main drain that includes a diaphragm valve for easy tuning and adjustments. The other drain is completely open to flow directly down…

    $1,099.00 Regular Price: $