Overflow Box

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34 items found. Showing items 1 to 32 .

    …5 1/4" H (Up to 120 Gallon tank) RSS18DX - 12 1/2" L x 4 1/4" W x 5 1/4" H (Up to 200 Gallon tank) RSS24DX - 18 5/8" x 4 1/4" W x 5 1/4" H (Up to 300 Gallon tank)   When choosing an overflow we suggest using the largest overflow box that will fit your tank. It is impossible to oversize an overflow.

    Starting at:
    $48.99

    box and the bulkhead nut.    Specifications: Max Flow Rate - 600 GPH Max Tank Size - 75 Gallons Total Dimensions - 6" L x 3" D x 6"  Internal Dimensions - 6" x 1.25" x 6"  Drain Bulkhead(s) - 1" PVC Slip x Slip   What's Included? 1x Eclipse S Overflow Internal Box 1x Eclipse S Overflow External Box

    $119.99

    …x 6"  Internal Dimensions - 12" x 1.25" x 6"  Drain Bulkhead(s) - 1" PVC Slip x Slip   What's Included? 1x Eclipse L Overflow Internal Box 1x Eclipse L Overflow External Box 1x External Box Lid 1x 1.5" Transfer Bulkhead 3x 1" Drain Bulkheads 1x Red PVC Standpipe 1x Drilling Template 1x 60mm Holesaw

    $139.99

    …L x 4" W x 5 1/4" H (Up to 120 gallon tank) RSS18 - 12 1/2" L x 4" W x 5 1/4" H (Up to 200 gallon tank) RSS24 - 18 5/8" x 4" W x 5 1/4" H (Up to 300 gallon tank)   When choosing an overflow we suggest using the largest overflow box that will fit your tank. It is impossible to oversize an overflow.

    Starting at:
    $43.99

    …(do not overtighten). Attach the overflow grid and plumb the drain and return fittings with your favorite type of soft tubing. The INOUT can be separated between the overflow and the return box if you want to have them in separate locations. Every overflow box has an easy to separate perforation…

    $99.11

    …the aquarium until water flows into the intake box, and then using a cup fill the external box with water until the U-tube end is covered. Remove the U-tube and place one end of the airline tubing into the U-tube. Replace the U-tube into the overflow making sure that the airline tubing is at the…

    $97.99

    box and the bulkhead nut.    Specifications: Max Flow Rate - 800 GPH Max Tank Size - 100 Gallons Total Dimensions - 8" L x 3" D x 6"  Internal Dimensions - 8" x 1.25" x 6"  Drain Bulkhead(s) - 1" PVC Slip x Slip   What's Included? 1x Eclipse M Overflow Internal Box 1x Eclipse M Overflow External Box

    $129.99

    …about corals growing into the overflow box.   Injection Molded - Made in the USA Allowing for tight tolerances and 1-piece construction Synergy Reef removed many points of failure that other overflows have. With no glued seams and strict quality control every overflow is now identical. Synergy Reef…

    $199.99 $159.99

    …the aquarium until water flows into the intake box, and then using a cup fill the external box with water until the U-tube end is covered. Remove the U-tube and place one end of the airline tubing into the U-tube. Replace the U-tube into the overflow making sure that the airline tubing is at the…

    $104.99

    …the aquarium until water flows into the intake box, and then using a cup fill the external box with water until the U-tube end is covered. Remove the U-tube and place one end of the airline tubing into the U-tube. Replace the U-tube into the overflow making sure that the airline tubing is at the…

    $87.99

    …has brackets that will hold a 8" x 1" MarinePure Ceramic Media Block (not included) on the bottom of the sump box increasing the biological filtration capability. Water will then overflow into the main compartment of the sump where the skimmer can be placed with the return pump and any other pumps…

    $449.99

    …the aquarium until water flows into the intake box, and then using a cup fill the external box with water until the U-tube end is covered. Remove the U-tube and place one end of the airline tubing into the U-tube. Replace the U-tube into the overflow making sure that the airline tubing is at the…

    $129.99

    …do not recommend using DC return pumps with overflow boxes since they have variable flow, and once the overflow box is tuned the return pumps flow rate should not be increased.    Note - We highly recommend using an Aqua Lifter pump to prime the overflow box continuously. The Aqua Lifter pumps are a…

    $99.99

    …picked off. Every box of Shapes LifeRock contains a mixture of arches, rings, and tunnels giving you unique looking pieces that can be used on their own or as accents to the rest of the aquascape.    How many pieces are In each box? On average 4 pieces are included in every box of LifeRock Shapes…

    $109.99

    …the aquarium until water flows into the intake box, and then using a cup fill the external box with water until the U-tube end is covered. Remove the U-tube and place one end of the airline tubing into the U-tube. Replace the U-tube into the overflow making sure that the airline tubing is at the…

    $76.99

    …do not recommend using DC return pumps with overflow boxes since they have variable flow, and once the overflow box is tuned the return pumps flow rate should not be increased.    Note - We highly recommend using an Aqua Lifter pump to prime the overflow box continuously. The Aqua Lifter pumps are a…

    $139.99

    …specifically for aquariums without sumps. The combination of the sleek overflow box and the innovative dual-optical sensor ATO will help to keep your aquarium topped off and your water crystal clear.    The overflow box easily mounts to any aquarium with its magnetic mount. It acts as a surface…

    $149.99

    …can collect your skimmate, deodorize the air, and also keep your skimmer from overflowing. Just connect your skimmers drain to the barbed fitting on the lid of the locker and plug the power cord into the relay control box and you are done. If you have an aquarium controller like a Reef Keeper or an…

    Starting at:
    $189.99

    …back chambers of an All-In-One aquarium, inside overflows, or anyplace where a decent amount of flow around the Gems would be present.    Average Gem Size - 18 mm - 20 mm   For Tanks up to 70 Gallons Open porosity 1,450 in2 of surface area per box Lowers tank maintenance Does not create a mini-cycle…

    $13.99

    These overflow box lids from CPR Aquatics fit the retrofit overflow boxes we carry: CPR Retrofit Overflow Box CPR Retrofit Overflow Box with Backing   Made of high quality, black acrylic and built in the USA. Rails of lid, keep lids in place.   A retrofit overflow box is a great way to keep the…

    Starting at:
    $12.99

    …can collect your skimmate, deodorize the air, and also keep your skimmer from overflowing. Just connect your skimmers drain to the barbed fitting on the lid of the locker and plug the power cord into the relay control box and you are done. If you have an aquarium controller like a Reef Keeper or an…

    Starting at:
    $174.99

    …all, and over time live coralline algae will cover any spots on the rocks that may have had the coating picked off.   How many pieces are In each box? On average 5-7 peices per 20 pounds.   How big are the pieces? Sizing can range from 8" up to 14" in diameter   Can I request specific shapes and…

    Starting at:
    $86.99

    …of pressure with just your hand. Also includes a T bar on the end, allowing the use of a notched pipe to make an extension for deep, skinny overflow boxes.   Four Sizes Available: (sizing represents ABS bulkhead size) 3/4" ABS Bulkheads - Works with bulkhead nuts that are 42mm in diameter or less,…

    Starting at:
    $10.00

    Protein Skimmer Delay Timer Cheap Insurance from Skimmer Overflows Necessity on recirculating external skimmers Recommended for all skimmers of any type Installation Place the Delay timer box in a dry location away from water Plug skimmer Pump(s) plug into the Delay Timer socket Insert the Delay…

    $44.99

    …has brackets that will hold a 8" x 1" MarinePure Ceramic Media Block (not included) on the bottom of the sump box increasing the biological filtration capability. Water will then overflow into the main compartment of the sump where the skimmer can be placed with the return pump and any other pumps…

    $279.99

    …alarm Phosphate free fleece material Special low-odor fleece material Integrated fail-safe overflow  Silencer plates for quiet operation Water bypass system   By allowing the water from your aquariums overflow to drain into the ClariSea you can trap and effectively remove detritus and other foreign…

    $399.00

    …80 Bulkhead (Slip x Thread) The Theiling Rollermat comes with metric bulkheads right out of the box. We have put together a set of bulkheads and adapters that lets you use standard US plumbing fittings. This kit is extremely handy for plumbing the Theiling Rollermat to an overflow of an aquarium.

    $28.99

    …mixing the branch rock with other types can create a very natural, open space appearance.   How many pieces are In each box? On average 7-8 pieces are included in every box of LifeRock Branch Dry Live Rock   How big are the pieces? Sizing can range from 12" up to 18"   Can I request specific shapes…

    $109.99

    …alarm Phosphate free fleece material Special low-odor fleece material Integrated fail-safe overflow  Silencer plates for quiet operation Water bypass system   By allowing the water from your aquariums overflow to drain into the ClariSea you can trap and effectively remove detritus and other foreign…

    $375.00

    …plumb the INOUT Overflow and Return System to your sump and return pump. The black tubing keeps things looking clean and does not allow algae to grow in the tubing, that could cause a flow restriction. The tubing will directly attach to the molded barbed fittings on the overflow box and then can be…

    $59.48

    …the aquarium until water flows into the intake box, and then using a cup fill the external box with water until the U-tube end is covered. Remove the U-tube and place one end of the airline tubing into the U-tube. Replace the U-tube into the overflow making sure that the airline tubing is at the…

    $119.99

    …with Clips Dimensions of Display Aquarium: 36" x 11" x 13" Flat Polish Diamond Edge Polished Black Silicone Acrylic Filter Wall with Dual Overflow Boxes (2) Removable 200 micron filter socks (2) Adjustable Return Flare Nozzles 476 GPH Pump - 45W Designated Heater Column Designated Skimmer/Reactor…

    $349.99