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Hydrometers

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Tropic Marin ATM50002 Precision Thermometer

The Tropic Marin High Precision Thermometers are individually handmade and calibrated in Germany by experienced craftsmen. If handled and stored properly, their maximum deviation is one fifth of a degree. .
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Manufacturer: TopDawg Pet Supply
Brand: Tropic Marin
Model: 190535
1.7 Stars 1.7 of 5.0 with 4 Reviews
SAVE 65%
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$17.84
RETAIL PRICE:
$50.97

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Red Sea Hydrometer with Temperature Indicator

All swing-arm plastic hydrometers for aquarium use are only accurate when used within the normal range of operating temperatures for marine aquariums (77ºF.). This hydrometer is suppled with a digital thermometer to ensure that the water being tested is at the correct temperature. In addition to being used as a regular hydrometer for periodic specific gravity measurements, the unique, patented design enables this hydrometer to be installed permanently inside the aquarium or sump giving a continuous real-time reading of specific gravity.The water flow path resulting from this design minimizes bubble formation, increasing the accuracy of measurements.Comes with a suction cup for hanging inside aquarium.Size:Hydrometer is 3 1/2 in. wide x 1/2 in. thick x 5 in. high.
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Manufacturer: AQUACULTURE TECHNOLOGIES INC
Brand: Aquaculture
1.0 Stars 1.0 of 5.0 with 1 Reviews
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$41.99
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$42.41

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KollerCraft TOM Aquarium Flow Meter

This TOM aquarium flow meter from KollerCraft measures flow rates between 200 and 500 gallons per hour (GPH). It enables you to gauge the need for filter maintenance, and it's for use with a UV sterilizer, wet/dry filter and/or a canister filter. The flow meter displays instantaneous velocity, and it accepts 1-inch hose or 1-1/4-inch hard piping. In addition to its popular desktop aquariums, KollerCraft also offers TOM aquarium filters and accessories, and Repitat reptile habitats.
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Manufacturer: Koller Enterprises
Brand: KollerCraft
Model: TM1296
1.0 Stars 1.0 of 5.0 with 2 Reviews
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$14.99
RETAIL PRICE:
$27.25

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Neptune Systems AquaController Apex - Lab Grade PH Probe

Lab grade probe w/ 10' coax cable. Sealed Ag/AgCl reference. Standard BNC connector. The most successful aquariums are those where the owner has the most understanding of what is going in their little world-in-a-glass-box. However, the real key to enjoying this hobby is to do that without making it a full time job!.
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Manufacturer: Neptune Systems
Brand: Neptune Systems
Model: NPLAB
4.6 Stars 4.6 of 5.0 with 6 Reviews
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$59.95
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$70.53

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Tetratec Comfort Hydrometer

Tetratec hydrometer
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Manufacturer: TEZSY
Brand: Tetra
Model: T722
1.0 Stars 1.0 of 5.0 with 1 Reviews
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$20.07
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$20.27

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Pinpoint Orp Controller

The accuracy and reliability of Pinpoint Monitors is now available in a pH and ORP Controller. Large LED display and simple calibration make these the controllers of choice for either ozone or CO2 applications. Units include probe and calibration fluid. 5 amp. rating.
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Manufacturer: American Marine
Brand: American Marine
SAVE 1%
SALE PRICE:
$194.90
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$196.87

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Oceanic 36014 BioCube Mini Hydrometer

Can remain submerged inside the aquarium for continuous monitoring of salt levels. Compact design allows for discreet placement and will not detract from the natural beauty of your reef or saltwater aquarscape Can be used in large or small saltwater aquariums and sumps.
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Manufacturer: Oceanic
Brand: Oceanic
Model: 36014
2.2 Stars 2.2 of 5.0 with 15 Reviews
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$32.99
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$33.32

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Supreme Hydrometer

For Saltwater and Brackish Water Aquariums.Includes Salinity and specific gravity scales.Easy to read and use. Durable clear acrylic.
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Manufacturer: Royal Pet
Brand: Supreme (Danner Inc)
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$25.88
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$26.14

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Deep Blue ClarityPlus Replacement UV Cartridge 9W

Deep Blue ClarityPlus Replacement UV Cartridge This Deep Blue ClarityPlus Replacement UV Cartridge is useful for sterilizing harmful micro organisms in aquariums, in order to ensure a healthy habitant for fishes. This compact and submersible UV sterilizer emits ultraviolet ray that kills free-floating pathogens and algae. Product Features: The UV lamp emits ultraviolet ray to kill harmful micro organisms and free floating algae. Fits the Deep Blue Clarity Plus in Tank UV Sterlizer Item Specifications: Watts: 9W 18W 35W
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Manufacturer: PHILLIPS FEED & PET SUPPLY
Brand: Deep Blue
4.5 Stars 4.5 of 5.0 with 2 Reviews
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$56.62
RETAIL PRICE:
$57.19

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HM Digital HMDCOM100 Waterproof EC/TDS And Amp Temperature Combo Meter

Product description: HM Digital's COM-100 is a waterproof combination EC/TDS/Temperature meter that is ideal for all water quality testing, water purification applications, drinking water, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. The COM-100 is a professional level EC/TDS meter at an unbeatable price.
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Manufacturer: HM Digital
Brand: HM Digital
Model: HMDCOM100
Color: White/Purple
4.3 Stars 4.3 of 5.0 with 40 Reviews
SAVE 17%
SALE PRICE:
$58.29
RETAIL PRICE:
$70.23

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