25% off Hanna Checkers: Alkalinity (dKH) and Phosphate

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25% off Hanna Checkers: Alkalinity (dKH) and Phosphate

Hanna Checkers make testing your water super easy. They are seldom on sale, so today's deals are a real treat!

You'll save $12.25 on each Checker you purchase!

PLUS...
20% off Maxspect
15% off Neptune Systems WAV Pumps
20% off Vertex Omega Protein Skimmers
15% off Current USA Orbit Marine Lights
15% off AquaMaxx NemoLights
15% off select AquaMaxx Aquariums
10% off IceCap
15% off Red Sea Test Kits
15% off Red Sea Supplements
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20% off select Korallen-Zucht
20% off Polyp Lab
10% off Giesemann
10% off ATI

... and 15% off thousands of other items!!!

CLICK HERE to see everything on sale today!



HOW HANNA CHECKERS WORK

 

Mastering the art of locking and unlocking water pathways: What type of valves do you have on your aquarium plumbing?

  • Ball valves.

    Votes: 58 49.6%
  • Gate valves.

    Votes: 64 54.7%
  • Check valves.

    Votes: 28 23.9%
  • None.

    Votes: 28 23.9%
  • Other.

    Votes: 9 7.7%
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