Back Flow

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    …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 of a power outage, pump…

    Starting at:
    $23.99

    …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 siphoning. Commonly used on return pump outputs to prevent water overflowing the sump in the event of a power outage, pump failure…

    Starting at:
    $43.99

    …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 Phosban 150 is compatible with any pump that uses 1/2" tubing and a flow rate between 100 and 250gph.   Specifications:…

    $52.73

    flow is simple and can be done in minutes! Feed - If you target feed, having a pump with feed mode is a requirement. Just hold the driver button for 2-5 seconds to put the Nero 5 into feed mode for 10 minutes.  All-Off - Turn off your pump whenever you want with full control over when they turn back

    $199.00

    …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 outage, pump…

    Starting at:
    $20.99

    …Saltwater into any up flow reactor or media bag. For freshwater use 100 mL of Phosphate Minus per 54 gallons (2000 mL). After implementing Phosphate Minus, you should test your phosphate levels for decreasing values. After a few weeks, your tanks phosphate levels will start to rise back up, and that…

    Starting at:
    $17.99

    …designed flow through channel that allows water to freely pass and keep detritus from accumulating. Versatility doesn’t stop there. Put your imagination to the test when you mix and match the 3 different ReefRack systems, creating your own unique design. Interlock, stack, place back to back; there…

    $39.99

    …Random Flow Generators! Lowering the return outputs in the Innovative Marine Aquariums can help with splashing from the return flowing back into the aquarium. Using drop fittings give you more flexibility in the overall direction, and keeps the water from splashing around when using the Random Flow

    Starting at:
    $6.95

    …pairing the return nozzle adapters with the Random Flow Generators that create random flow patterns without any moving parts! Lowering the return outputs in the Red Sea Reefer Aquariums can help with splashing from the return flowing back into the aquarium. Using drop fittings give you more…

    Starting at:
    $7.49

    flow rate of the water (any aquarium fluid really) going through that sensor. The industrial-grade flow sensors work use either a turbine or paddle-wheel mechanism (depending on the model) to measure the flow. It is important to note that the flow rate that will be reported back to you from the flow

    $199.95

    …introduce new fish or coral to the tank while giving them a place to feed and acclimate to the water conditions.   The Fiji Cube Advanced Hang On Back Refugium Box features full brace support to prevent bowing. The unique hanging bracket system provides a robust and secure mount to your aquarium for…

    $101.99

    …introduce new fish or coral to the tank while giving them a place to feed and acclimate to the water conditions.   The Fiji Cube Advanced Hang On Back Refugium Box features full brace support to prevent bowing. The unique hanging bracket system provides a robust and secure mount to your aquarium for…

    $118.99

    flow of water from one side of the aquarium to the other. The flow of water is so strong that it will bounce back from the opposite side to achieve full circulation within an aquarium, i.e., generating "gyre flow."   Features Gyre Flow Virtually Eliminates Dead Spots Evenly Distributed, Linear Flow

    $109.99

    flow of water from one side of the aquarium to the other. The flow of water is so strong that it will bounce back from the opposite side to achieve full circulation within an aquarium, i.e., generating "gyre flow."   Features Gyre Flow Virtually Eliminates Dead Spots Evenly Distributed, Linear Flow

    $149.99

    flow of water from one side of the aquarium to the other. The flow of water is so strong that it will bounce back from the opposite side to achieve full circulation within an aquarium, i.e., generating "gyre flow."   Features Gyre Flow Virtually Eliminates Dead Spots Evenly Distributed, Linear Flow

    $209.99

    flow of water from one side of the aquarium to the other. The flow of water is so strong that it will bounce back from the opposite side to achieve full circulation within an aquarium, i.e., generating "gyre flow."   Features Gyre Flow Virtually Eliminates Dead Spots Evenly Distributed, Linear Flow

    $249.99

    …it, is removed. CPR Aquatics are high quality, black acrylic and built in the USA. Install by using a bulkhead. Bulkhead size will determine your flow rate. Sizes Available Extra Small - up to 250 GPH Small - up to 500 GPH Medium - up to 900 GPH Large - up to 1200 GPH Extra Large - up to 1600 GPH…

    Starting at:
    $48.99

    …piece together another battery backup configuration there is a ton of value in the Ecotech line and their battery backup In an aquarium with no flow, fish and corals begin to die in as little as 4 to 10 hours. The VorTech Battery Backup is reef tank insurance in an aluminum housing. By adding the…

    $173.25

    …distilled for purity pH neutral Non-clogging pin-cap   Directions Step 1: Turn off in-tank flow Step 2: Apply glue to coral or rock above or under water Step 3: Hold item in desired location until set (about 10 seconds) Step 4: Allow glue to fully cure before turning flow back on (about 5 minutes)

    Starting at:
    $20.95

    …rings. After the cartridge, water will then flow into the return pump to be pushed back into the aquarium through the adjustable return nozzle.    Specifications: Dimensions - 7.5" L x 2.5" W x 10.5" H Max Tank Thickness - 0.23" (6mm) Max Flow - 76 GPH Power Consumption - 4W @ 120VAC   What's…

    $29.99

    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

    …lid, and if it ever overflows the sensor can notify your Apex of the issue, and shut down the protein skimmer keeping all the skimmate from flowing back into your aquarium.    Suggested Sensor Locations: Under the Stand Under Carpeting Under RODI Systems Next to ATO Reservoirs Above Protein Skimmer…

    $149.95

    …one of the most inexpensive ways to get into an automated 2 part dosing system. With their peristaltic design, they will not back siphon and provide extremely accurate flow rates.   BRS 2 Part Dosers are intermittent duty pumps and not meant for continuous operation. We recommend on/off cycles under…

    $79.99 $69.99

    flow rate of the water (any aquarium fluid really) going through that sensor. The industrial-grade flow sensors work use either a turbine or paddle-wheel mechanism (depending on the model) to measure the flow. It is important to note that the flow rate that will be reported back to you from the flow

    $99.95

    …and a circulation mode. Powerhead Flow Rate: 230 GPH Circulation Flow Rate: 1000 GPH Max Head Pressure: 4 Ft 10 Watts Inlet: fits 3/4" ID tube Outlet: fits 1/2 tube Pump Dimensions: 3.25" x 3.5" x 2" NOTE:This pump is not intended for use with a reactor or other back pressure situations as it will…

    $27.99

    …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 Phosban 550 is compatible with any pump that uses 1/2" tubing and a flow rate between 100 and 250gph.   Specifications:…

    $85.14

    flow rate which ensures gradual and subtle changes to water chemistry. Precision two roller design extends pump life and will not back siphon. 24-month warranty offered by Bulk Reef Supply.   BRS Top Off Doser Specs 20 ft max head 50mL/min flow rate is ideal for most top off systems Will not back

    $79.99

    …into a high flow, more dispersed powerhead. Powerhead Flow Rate: 110 GPH Circulation Flow Rate: 500 GPH Max Head Pressure: 3 Ft 8 watts Inlet: fits 3/4" ID tube Outlet: fits 1/2 tube Pump Dimensions: 3.25" x 3.5" x 2"   NOTE:This pump is not intended for use with a reactor or other back pressure…

    $19.99

    …mode.   Specifications Powerhead Flow Rate: 160 GPH Circulation Flow Rate: 750 GPH Max Head Pressure: 3.5 Ft 8 Watts Inlet: fits 3/4" ID tube Outlet: fits 1/2 tube Pump Dimensions: 3.25" x 3.5" x 2"   NOTE:This pump is not intended for use with a reactor or other back pressure situations as it will…

    $21.99

    …mode.   Specifications Powerhead Flow Rate: 295 GPH Circulation Flow Rate: 1300 GPH Max Head Pressure: 6 Ft 20 Watts Inlet: fits 3/4" ID tube Outlet: fits 1/2 tube Pump Dimensions: 3.25" x 3.5" x 2"   NOTE:This pump is not intended for use with a reactor or other back pressure situations as it will…

    $29.99 $22.99

    …One common example of common programming and placement is to place a leak detection probe on top of your protein skimmers lid, and if it ever overflows the sensor can notify your Apex of the issue, and shut down the protein skimmer keeping all the skimmate from flowing back into your aquarium.

    $549.85

    …designed flow through channel that allows water to freely pass and keep detritus from accumulating. Versatility doesn’t stop there. Put your imagination to the test when you mix and match the 3 different ReefRack systems, creating your own unique design. Interlock, stack, place back to back; there…

    $39.99