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  • Just a quick note to thank you again and express my appreciation for all your help on this purchase. Your guys are great!
    - Rich
  • Thank you for the excellent service. Very impressed with service from you folks.
    - Tim
  • I was kind of leery about shelling out that kind of money without knowing what kind customer service I would get. Not anymore! I now feel like I made a wise choice.
    - Nicole
  • John was excellent in answering all my questions and even talked at length about new products and fish related stuff. I really enjoyed doing business with this company!
    - Travis
  • I just want to say thank you greatly for all of your assistance! I am highly impressed by your customer service focus.
    - Nicole
  • The item that I purchased was delivered a lot faster than expected, not to mention a professional job packing the light.
    - Michael
  • Thank you, John, for your prompt attention... I will definitely order from you guys again!
    - Jack
  • Tank is gorgeous. Whole family is loving it. Now we're spending our evenings watching it instead of TV!
    - Joan
  • Just like your feedback points out, you guys are great to deal with. I look forward to many more future purchases.
    - Lenny
  • Thanks again for the great service it was a pleasure dealing with you. I will definitely be recommending people your way.
    - Pete
  • It's been a long time since I've had such great customer service. I truly appreciate it and will be using you from here on out.
    - Eve
  • I want to thank you for you service. I will be recommending you to all of my fish friends and to the ten different fish clubs that I belong to.
    - Charles
  • We can't thank you enough! The chiller just arrived as you promised and we are back in business! You are a miracle-worker!
    - Dr. Delbridge, PMP
  • I've been in the hobby for almost 5 years now and have dealt with a lot of vendors. I am very impressed with the packaging and fast shipment!
    - Thai
  • When it comes time to buy a new tank. Fish Tanks Direct will be the first place I go...
    - Marc
  • Customer satisfaction is certainly a top priority for you, and we would definitely want to do business with you again.
    - Janet
  • I am writing this e-mail to say thank you for your great customer service.
    - Jimmy
  • The tank was delivered safe and sound. More over... the way it was packaged up for shipment was Excellent!
    - Darren
  • I couldn't find a better price on the item I wanted! The best price and the best service? You guys are great.
    - Dave
  • Fish Tanks Direct is PHENOMENAL! Their customer service is hands down the best I’ve come across in 10 years of reef keeping.
    - Wesley
  • I must say as being a business owner, I commend your company on the customer service and speed of your deliveries.
    - Rob
  • Thank you very much for your fast and efficient service... awesome!
    - Marlene
  • Just wanted to say thanks again for all you and your team did in assisting me with the fish tank. It looks great and I'm a very satisfied customer.
    - Scott
  • Thank you, John!!! Great customer service... give yourself a pat on the back!
    - Dary
  • Thank you sooo much for all your help. We love our new acrylic tank and setup. Everything is so much clearer and the color of the fish is much truer.
    - Jone H
Pura 1 Liter NitrateLock

Pura 1 Liter NitrateLock

Model #:
12 x 12

Product Description

PURA NitrateLock in freshwater will remove and maintain nitrate levels up to the resin maximum capacity before regeneration will be necessary. In saltwater expect half of the present nitrates to be removed prior to regeneration. After each regeneration half of the present nitrates will be removed.

Drastically reduces number of necessary water changes.

Long lasting, can be regenerated 100's of times.

Regeneration is accomplished with plain table salt, quick and completely safe.

Completely safe for even the most delicate invertebrates.

Treats 100 Gal (bag incl.)

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