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Best Saltwater Filter Tester

Poly Filter Poly-Bio-Marine, Fish Aquarium Filter Media Pad, 3-Pack, 4” x 8”

  • For Fresh Or Saltwater - The Poly Filter works in both fresh and saltwater marine environments. The Poly Filter will not break down due to salt and will keep all marine environments clean and balanced..
  • Color Changing Technology - The filter changes color as it begins to catch pollutants, letting the user know what’s in the water and when the filter needs replaced. Changes different colors for different chemicals..
  • Keep Cleaner Water - Since the Poly Filter removes both chemical toxins and organic waste, the water stays clear without needing changed as often. Keep your tank cleaner, longer..
  • Fits In Most Filters - Easily fits into many common aquarium filter styles. It can be used with a conventional power filter, plastic undergravel filters, and canister-type power filters. Increase the cleaning power of the system you already have..
  • Unique Chemical Filtration - Made from a patented material that filters excess pollutants while leaving trace elements necessary for the survival of your tank. Poly Filter gently removes excess medication after it takes its effect..
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HOICATED Digital Salt Pool Tester Range 0-9999ppm for Saltwater Pool Swimming Pool and Koi Fish Pond Salt Level Testing Professional Sodium Chloride Meter

  • ... designed for salt water pool with salt chlorinator generator. It can help to detect the salt level of the salt water pool and ensure the normal operation of the machine. The salt level in the ideal range is 2700ppm to 3400ppm..
  • Application: This salt tester can be used in saltwater pool, swimming pool, koi fish pond and spa. With this tester, save a trip to the pool store. It is not suitable for sea, marine, salt Water fish tank or food..
  • Dual color backlit design: Backlight design guarantees that reading the result can in low light or dark environment. And it has a prompt for the color change of the display, if the salt level is lower than 2700ppm or higher than 3400ppm, the screen will display red. This function can remind that the salt water pool is in an abnormal situation and taking corresponding measures in time is essential..
  • Multifunction: Its function has SALT, EC and TEMP. Salt range: 0-9999ppm. EC range: 0-9999μs/cm & 10.0-19.9ms/cm. EC function general uses for hydroponic system and indoor plant grow..
  • Simpler and more accurate: Salt tester is simpler than test st....
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ORAPXI Salt Water Pool Tester Professional Salinity Meter for Sodium Chloride Swimming Pool and Spa Salt Tester Range 0-9000ppm

  • Check the Salt Concentration of Pool- Helpful in determining salt level in pool with salt chlorinator generator.
  • Most saltwater pool require salt level of 2400ppm~4500ppm（as sodium chloride）in pools. This tester with a range from 0~9000ppm, which meets measurement requirement for pool..
  • More Accurate Measurement Result- The salt detection tool with an LCD backlight display, can display the measurement results clearly and intuitively. Compared with salt test strip, it is more convenient to use and can be reused..
  • Application- Works only for salt water pools/swimming pools/spas. Will NOT work for marine/salt water fish tank/food salt level testing..
  • Backlight Display with Alerts- When the salt level is less than 2700ppm or higher than 3400ppm, the green backlight display will change to red to alert you. Because if the salt level is too low, salt generator will not produce the correct amount of chlorine.
  • if the salt level is too high, may cause damage to saltwater pools..
  • Easy to Use- Just dip electrode into the saltwater pool or take a cup of sample for measurement, and then obse....
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AQUANEAT 1.25” /1.4" Large Bio Balls for Pond Filter Koi Pond Aquarium Fish Tank Sump Filter Media with Free Media Bag 300pcs (1.25")

  • Clarify your water naturally and promote gas exchange and increase dissolved oxygen levels.
  • Our Bio balls are 100% polypropylene making them a safe reliable bio filter media for fresh and saltwater. They are manufactured for use in koi and water garden ponds, freshwater fish tanks, saltwater aquariums, aquaponics, fish hatcheries and much more.
  • Ready to use filter bag. Convenient for use with your canister filter, power filter, or fish pond filter. The mesh bag is zipper designed and reusable. Size of media mesh bag: 19.3x13 inch.
  • Easy to maintain. Can be reused over and over again until it breaks.
  • Includes: 300 pieces bio balls in 1 media bag. Diameter of bio ball: 1.25 inch.
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Aquatop FORZA 66 GPH Zero Bypass Hang On Filter - For 20 Gallon Tanks, Great for Salt & Freshwater Tanks, Keeps Water Crystal Clear, Prefiltered Water Intake, Aquarium Filter, PF-ZERO

  • HANG ON FILTER FOR AQUARIUMS: This compact, powerful, yet quiet hang-on the back water filter takes a three-dimensional approach to zero bypass that filters every drop of water so your tank is healthy for your aquatic life..
  • GREAT FOR FRESH & SALTWATER TANKS: This 66 GPH filtration system is ideal for both fresh and saltwater aquariums up to 20 gallons..
  • KEEP WATER CRYSTAL CLEAR: This fish tank filter has a super slim design with adjustable flow and uses a pressurized filter bag for crystal clear aquarium water..
  • PRE-FILTERED WATER INTAKE: This design filters every single drop of water, making this aquarium filter one of the most efficient aquarium filters on the market. Aquarium water is pre-filtered before passing through the pump and entering the filter cartridge.
  • FILLED WITH ACTIVATED CARBON: Water enters the enclosed filter cartridge filled with activated carbon and can only exit one way, past the Activated Carbon and through the filter cartridge..
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3IN1 Aquarium Filter Activated Carbon Foam Pads - Activated Carbon Matten Filter Media For 20 Gallon Betta Fish Tank Supplies Brine Shrimp Coarse Sponge Bio Filter Sheet - Filter Sponge Accessories

  • Best Quality - The aquarium filter sponge is made with the finest material that's specially tested to be aquatic pets safe and without dyes and weird....
  • Three Wishes Granted - The 3IN1 filter sponges come with 3 different layers with different sizes of open pores filter pads. Large, Minor, and Fine....
  • Improve Water Quality - The triple layers of bio filter pads can easily filter out all unwanted particles, such as food and other residues. And make....
  • Multi-Usage - perfect for fresh water tanks, saltwater aquariums, and coral reef tanks. It can be cut to fit your current filter or used as matten....
  • Environmentally Friendly - The sponge pads is completely non-toxic and 100% safe for saltwater and freshwater fish aquariums and terrarium tanks. Do....
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1.5"Diameter Pool Pump Replacement Hose - 59" Long Accessory Pool Hoses for Filter Pumps Sand Pump & Saltwater Systems（1pcs）

  • Easy to lnstall:The filter pump hose interface adopts knob design, so it does not need other tools to ensure durability and long term use..
  • Pool Pump Replacement Hose: pool pump hose is suitable for Intex filter pumps, saltwater systems and sand filters that use a 1.5" connection. Pool hose Suitable for 1500GPH and higher filter pumps and saltwater systems with the correct size fittings..
  • Product Size:Diameter:1.5in / 3.8cm. Length:59in /1.5m..
  • After-sale worry-free: Feel free to contact us for replacement or return of any problems encountered with this product..
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AUTOUTLET Refractometer Saltwater Aquarium for Seawater,Pool,Tank,Testing,Marine Fishkeeping, 0-100PPT & 1.000-1.070 Salinity Tester with ATC Function Hydrometer Specific Gravity Salinity Meter Kit

  • 【AUTOUTLET Salinity Refractometer】This salinity tester is used to measure salinity of brine/seawater, monitor and control the concentration of saltwater. Ideal for aquariums and marine applications..
  • 【Measures on 2 Scales】This saltwater hydrometer measures on dual scales: specific gravity and salinity. Ideal for aquariums, marine monitoring, agriculture, gardening and educational purposes..
  • 【Measurement Range】Density of 1.0-1.070 with min scale of 0.001. Concentration of 0-100‰, with min scale of 1‰ (1‰=1PPT=1000PPM, PPT means “parts per thousand”, PPM means “parts per million”).
  • 【With ATC Function】ATC compensation Range (i.e. Built-in Automatic Temperature Compensation System) from 10℃ to 30℃..
  • 【Solid and Lightweight】Salinity meter is made of durable aluminum, which is non-staining, non-corrosive and rustless. Also, it's compact in size with rubberized grip handle, very easy to carry..
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Aquatop Forza Premium Canister Filter, 7W UV, 295 GPH – for 60-90 Gallon Tanks, UV for Crystal Clear Water, Great for Salt & Freshwater Tanks, Including Aquarium Filter Media

  • ... CANISTER FILTER FOR AQUARIUM: Aquatop's FORZA Canister Filter Series with UV delivers crystal clear aquarium water with advancements in UV technology. It can handle up to 295 gallons per hour for chemical, biological, and mechanical filtration..
  • GREAT FOR FRESH & SALTWATER TANKS: These multistage filtration systems works for both fresh and saltwater tanks and includes a patented revolutionary one pump EZ Prime button, so your canister filter begins cycling with just one pump..
  • UV BULB FOR CRYSTAL CLEAR WATER: An integrated UV 7-Watt Bulb adds protection and clearer water. As an added innovative safety feature, should the canister move 30 degrees in any direction, the UV will automatically shut off and protect your system..
  • REPLACEABLE CARBON CARTRIDGE: This fish tank filter includes an integrated replaceable carbon cartridge which is easily placed directly in the media tray, so it’s no longer necessary to pour carbon into a tray or handle messy bags full of carbon..
  • SUPERIOR FEATURES: The FORZA Canister Filter Series incorporates features such as an optional surface ski....
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Seachem Neutral Regulator 250gram

  • Contains one (1) API QUICK START Freshwater and Saltwater Aquarium Nitrifying Bacteria 16-Ounce Bottle.
  • Allows instant addition of fish when starting a new aquarium.
  • Reduces compounds harmful to fish when used routinely.
  • Helps prevent fish loss in freshwater and saltwater aquariums.
  • Use when starting a new aquarium, when adding new fish and when changing water and filter media.
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Intex 2650 GPH Saltwater/Sand Filter System & Hayward Pool Skimmer & Return Kit

  • Intex Krystal Clear 2650 GPH Saltwater System & Sand Filter Pump.
  • 2650 GPH saltwater system for above ground pool.
  • Powerful 2,650 GPH pump keeps your water sparkling clean.
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Zoo Med Nano 10 External Canister Filter up to 10 Gallons

  • Water filter for nano tanks and aquariums up to 10 gallons.
  • Created for use in both freshwater and saltwater aquariums.
  • Designed to be easy for new users to prime, customize, and even open.
  • This filter was also built to be convenient with a compact, space saving design and quiet, anti vibration brushings.
  • Package includes the Nano 10 external canister filter, spray bar system for greater aeration, mechanical filter sponge, bio ceramic filtration media,....
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Odyssea CFS 700 Canister Filter External 700 GPH Pump Bulb 9 watt for 100 G- 125G

  • Pump: 700 GPH Internal, For up to 125G setups.
  • For use with freshwater, saltwater, coral reef.
  • Includes UV Bulb 9 watt and power supply.
  • Filter Media: filter pad, filter sponges. Filter pad and sponge color may be different than shown on photo. Ask your vendor for current availability..
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