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Algae Shield is a mineral-based pond and lake treatment that works on the nutrient supply algae depend on rather than on the algae itself. It is aimed at pond owners and property managers dealing with recurring blooms, and it targets the dissolved phosphates and other nutrients that accumulate in standing water. According to the product page, one treatment can strip out as much as 95% of the phosphate that is available in the water column.

The treatment works by locking dissolved nutrients into particles that no longer stay in solution. Those particles drop to the bottom of the pond, placing the nutrients where algae cannot draw on them. The formula is silicate-enhanced and stays effective across a broad pH window of 5.5 to 10, and the page states the resulting nutrient barrier can hold for as long as 15 years, with the actual figure depending on how the product was applied and on conditions at the site.

One 5-gallon bucket holds 22 pounds of product and covers up to 500,000 gallons of water. Application is a two-container process: the product is combined with water at four parts water to one part product in a separate bucket, then the resulting slurry is loaded into an applicator such as a backpack sprayer and spread evenly over the water. The product label is the full reference for use, and the treatment should be applied according to it.

The page publishes a set of performance ranges for the treatment: oxygen demand reduced by 80 to 90%, orthophosphate by 70 to 80%, ammonia by 50 to 70%, and turbidity by under 90%. It also describes the result as supporting healthy fish populations and a more balanced aquatic environment.

How It Is Applied

  • Mix product and water at a 4:1 ratio (four parts water to one part product) in a separate bucket, never in the applicator itself
  • Transfer the mixed slurry into an applicator such as a backpack sprayer
  • Spread the slurry evenly across the surface of the pond or water body
  • Keep the dilution correct — the surface should look slightly red or brown, not thick or gummy
  • Let the wind help carry and distribute the mixture
  • A trash pump or other continuous agitation equipment is recommended to keep the mix moving
  • Rinse the applicator when finished, return the rinse water to the pond, and store the equipment

Product & Coverage

  • Form: Mineral-based, silicate-enhanced water treatment
  • Container: 5-gallon bucket
  • Net weight: 22 lb
  • Treats: Up to 500,000 gallons of water
  • Phosphate removal: Up to 95% of available phosphates per treatment
  • Nutrient barrier: Up to 15 years, depending on application method and site conditions
  • Options: Single configuration

Published Performance Ranges

  • pH effective range: 5.5 – 10
  • pH particle stability: Less than 3
  • Oxygen demand reduction: 80 – 90%
  • Orthophosphate reduction: 70 – 80%
  • Ammonia reduction: 50 – 70%
  • Turbidity reduction: Less than 90%

Application

  • Mixing ratio: 4 parts water to 1 part product
  • Mixing location: Separate bucket — not inside the applicator
  • Equipment: Applicator such as a backpack sprayer
  • Recommended equipment: Trash pump or other continuous agitation
  • Use directions: Follow the product label

  • Mineral-based formula that binds dissolved phosphates into insoluble particles that settle out of the water column
  • Removes up to 95% of available phosphates in a single treatment
  • Silicate-enhanced chemistry effective from pH 5.5 through pH 10
  • Nutrient barrier that can last up to 15 years depending on application method and site conditions
  • One 22 lb bucket treats up to 500,000 gallons
  • Published reduction ranges for oxygen demand, orthophosphate, ammonia and turbidity
  • Applied as a diluted slurry with standard equipment such as a backpack sprayer
  • Described as supporting healthy fish populations and a more balanced aquatic environment

No fixed warranty term is published for this item. It is covered against defects in materials and workmanship on arrival, so contact Adventure Motion support with your order number and photos if it arrives faulty or does not match what you ordered, and we will confirm coverage and handle the claim.

Normal wear and consumable service life are not covered, and neither is damage from installation outside the stated compatibility or operating conditions.

How much water does one bucket treat?
One 5-gallon bucket holds 22 pounds of product and treats up to 500,000 gallons of water.
Does this kill algae directly?
The product page describes it as working on the nutrient side rather than as a direct algae killer. it binds dissolved phosphates and other nutrients into insoluble particles that settle to the bottom, removing the nutrient supply algae rely on. always follow the product label for use.
What equipment do i need to apply it?
The product is mixed with water at a 4:1 ratio in a separate bucket, then applied with an applicator such as a backpack sprayer. a trash pump or other continuous agitation equipment is recommended to keep the slurry mixed. do not mix the product directly inside the applicator.
How do i know the mix is right?
At the correct 4:1 dilution the pond surface should take on a slight red or brown tint. if the mixture looks thick or gummy, it is too concentrated.
How long does one treatment last?
The page states the nutrient barrier created by the treatment can last up to 15 years, though the actual duration depends on the application method used and the conditions at the site.
Is it safe around fish?
The page describes the treatment as supporting healthy fish populations and promoting a more balanced aquatic environment. beyond that, the product label is the governing reference for safe use, and the product should be applied exactly as the label directs.

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