API Pond Ammo-Lock Pond Water Ammonia Detoxifier, 64-oz bottle

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About This Item

Details

  • Comes with 1 API Pond Ammo-Lock Pond Water Ammonia Detoxifier.
  • Formulated with natural ingredients that detoxify ammonia in pond water and tap water.
  • Converts ammonia into a source of nutrition for nitrifying bacteria.
  • You will be able to see a reduction in ammonia levels when you test the water with any API Test Kit (sold separately).
  • To instantly make pond water safe for your underwater buddies, dose every 2 days until ammonia is no longer detected.

Instructions

Questions & Answers

2 Customer Questions

What are the directions. How many gallons will 16 oz bottle of dechlorimator treat

Answer by Chewy • Jul 12, 2021
Add 0.25 cup for each 240 gallons of pond water or 1 cup for each 960 gallons.

How often can you use it since you can’t test for ammonia?

Answer by Chewy • May 06, 2020
Dose Ammo-lock every two days and add additional bacteria.
Reviews
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4.8
Rated 4.8 out of 5 stars
16 Ratings
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5 Customer Reviews

Rated 5 out of 5 stars
By Alma on May 8, 2025

Detoxifies Ammonia

Worked Great! Had to wait to do a water change. I used API Ammo Lock. It ammonia still showed up on the test but it wasn't half as bad as the first test. All is

Worked Great! Had to wait to do a water change. I used API Ammo Lock. It ammonia still showed up on the test but it wasn't half as bad as the first test. All is well now. I got the water change done.

Rated 5 out of 5 stars
By Stephanie on Jun 9, 2025

Works

Works like a charm til my fishies bigger pond is done!!

Works like a charm til my fishies bigger pond is done!!

Rated 5 out of 5 stars
By Bryant on Apr 3, 2025

It did what it supposed to do calm down the acid in the water

Enough Said the product works well thanks

Enough Said the product works well thanks

Rated 3 out of 5 stars
By Tcbar on Jul 18, 2021

OK performance

Product expensive and provided slightly less than average performance.

Product expensive and provided slightly less than average performance.

Rated 5 out of 5 stars
By Joyce on Aug 29, 2020

Ammo Block

I love chewy for their fast free delivery I just added the Ammo Block to my pond hoping it would lower my ammonia level

I love chewy for their fast free delivery I just added the Ammo Block to my pond hoping it would lower my ammonia level