• $97.99
    Feature(s): For glass or acrylic aquariums up to 125 gal. Flow rate 600 GPH. 8" wide 1" bulkhead outflowA built in overflow is the most efficient method of draining aquarium water to a filter. If your aquarium does not have built-in overflow, CPR Continuous Siphon Overflows/Prefilters are the best means for getting water from an aquarium to a filter system without expensive modifications to the tank. They quietly skim up to six times more water than units with tubes.The advantages of CPR Continu...

    • Brand: CPR
    • UPC: 019022232054

    ASIN: B0002JEGSG

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  • $129.29
    A built in overflow is the most efficient method of draining aquarium water to a filter. If your aquarium does not have built-in overflow, CPR Aquatic Siphon Overflow are the best means for getting water from an aquarium to a filter system without expensive modifications to the tank. They quietly skim up to six times more water than units with tubes. We highly recommend using the Aqua Lifter pump with your CPR Overflow to maintain siphon.

    • Brand: Continuous Siphon
    • UPC: 646392041865

    ASIN: B000YD2LE6

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  • $109.90
    The CPR CS100 overflow box has a 800gph flow rate and includes a 1" bulkhead for output.

    • Brand: CPR
    • UPC: 646392041810

    ASIN: B001EU7J4U

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  • $75.99
    For glass or acrylic aquariums up to 60 gal. Flow rate 300 GPH. 6.5" wide 3/4" bulkhead outflow A built in overflow is the most efficient method of draining aquarium water to a filter. If your aquarium does not have built-in overflow, CPR Continuous Siphon Overflows/Prefilters are the best means for getting water from an aquarium to a filter system without expensive modifications to the tank. They quietly skim up to six times more water than units with tubes.The advantages of CPR Continuou...

    • Brand: CPR
    • UPC: 646392045818

    ASIN: B0009YF1W4

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  • $132.90
    The CS150 overflow box by CPR Aquatic has a 1600gph flow rate. It does NOT include the slip screen, vent tube or sponge like the other CS overflow boxes do.

    • Brand: CPR
    • UPC: 646392040813

    ASIN: B001EUE6G4

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  • $120.00
    Feature(s): For glass or acrylic aquariums up to 250 gal. Flow rate 1200 GPH. 10" wide (2) 1" bulkhead outflowsA built in overflow is the most efficient method of draining aquarium water to a filter. If your aquarium does not have built-in overflow, CPR Continuous Siphon Overflows/Prefilters are the best means for getting water from an aquarium to a filter system without expensive modifications to the tank. They quietly skim up to six times more water than units with tubes.The advantages of CPR ...

    • Brand: CPR
    • UPC: 646392042817

    ASIN: B000O39QGW

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  • $138.59
    A built in overflow is the most efficient method of draining aquarium water to a filter. If your aquarium does not have built-in overflow, CPR Aquatic Siphon Overflows are the best means for getting water from an aquarium to a filter system without expensive modifications to the tank. They quietly skim up to six times more water than units with tubes. We highly recommend using the Aqua Lifter pump with your CPR Overflow to maintain siphon.

      ASIN: B0099TV6VA

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    • $14.99
      The unique TOM Aqua Lifter Dosing Pump is designed to pump water up to 30 inches high and at a flow rate of 3-1/2 gallons per hour. The Aqua Lifter is deal as a dosing pump for reef additives, drip system for reptile terrariums, a circulating pump for water falls, and gravity fed siphons. It accepts standard air line tubing. In addition to its popular desktop aquariums, KollerCraft also offers TOM aquarium filters and accessories, and Repitat reptile habitats.

      • Brand: KollerCraft
      • UPC: 033153011371

      ASIN: B001BOD9JI

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