Airmax® Stock Tank Defense®
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$9.99 - $29.99


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  • Details
  • Usage
  • Reviews
Airmax Stock Tank Defense
  • Keep Your Stock Tank Clean
  • Improve Water Clarity
  • Safe For Horses, Livestock & Wildlife

Airmax® Stock Tank Defense® contains all natural beneficial bacteria specially formulated for stock tanks. This all natural product will keep stock tanks clean, clear and healthy. Easy-to-apply no-mess Stock Tank Defense® tablets are completely safe for horses, livestock, birds, fish & wildlife. Each 6 tablet package of Stock Tank Defense® can treat up to a 150 gallon stock tank for 3 months.

Usage Information

From dosage rates to product labels, the USAGE tab contains all of the information you need to properly apply your pond care products.

Airmax Stock Tank Defense 6 Tablet Bag
6 Tablets
Airmax Stock Tank Defense 24 Tablet
24 Tablets
Application Tablet Tablet
Active Temp Above 50°F Above 50°F
Months Of Treatment For 150 Gallon Stock Tank Up To 3 Months Up To 12 Months
Shelf Life 2 Years 2 Years

Dosage Rates

Stock Tank Size (In Gallons)
Stock Tank Defense® (Every 1-2 Weeks)
Up To 150 Gallons 1 Tablet
Up To 300 Gallons 2 Tablets
Up To 450 Gallons 3 Tablets
Up To 600 Gallons 4 Tablets

How To Apply

Use 1 Stock Tank Defense® Tablet for every 150 gallons of water. Simply toss the required number of tablets into each stock tank. The tablets will instantly sink to the bottom of your tank and begin to dissolve. For best results, first clean the stock tank and remove any sludge or debris. Apply once every 1-2 weeks or whenever a complete water change has been made. For best results, apply tablets when water temperatures are above 50°F.


When used in accordance with label directions Airmax® Stock Tank Defense® is completely safe for horses, livestock, birds, fish and wildlife.


What others are saying

4 out of 5

Customer Rating

"Stock Tank Defense"Skylar Thompson of Beaumont, TX

Your product works really well in my stock tanks and it is so much easier to use than liquid

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5 out of 5

Customer Rating

"Works Wonders!"Donnie of Gray Court, SC

I love this stuff so much that I had to search for it when I couldn't find it at the feed store anymore! My Rubbermaid tank looks like brand new using this product. The horses are now finicky about how clean their water is.

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