Extreme Water Stain Preventer - Rid-O-Rust®

Rid-O-Rust®

Extreme Water Stain Preventer - Rid-O-Rust®

$39.30

SKU: RR2

Prevents Rust Stains at the Source

Formulated for water with pH levels 6.0 or below
Neutralizes iron in well water
Prevents stains on walls, fences, shrubs and hardscapes
Extends life of sprinkler components
Formulated to be gentle on plants and hardscapes when used as directed

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Built For Tough Water Conditions

Rid-O-Rust® Extreme Water Stain Preventer is specifically formulated for low pH (6.0 or below) well water—where standard treatments fall short. It neutralizes iron at the source to stop rust staining before it starts, while protecting irrigation systems from corrosion and wear.

Solve the Problem Others Miss

Low pH water creates more aggressive staining and system damage. This formula gives you a targeted solution—so you can confidently treat challenging water conditions and deliver better long-term results.

WHY CONTRACTORS RELY ON RID-O-RUST® EXTREME WATER

STOPS STAINS AT THE SOURCE - Neutralizes iron in well water to prevent rust stains on siding, fences, driveways, and landscaping

DESIGNED FOR LOW pH WATER - Optimized for water with pH levels of 6.0 or below—where standard formulas are less effective

PROTECTS IRRIGATION SYSTEMS - Helps reduce corrosion and extend the life of sprinkler heads and system components

PRESERVES CURB APPEAL - Prevents unsightly staining on hardscapes, structures, and plant material

GENTLE ON LANDSCAPES - Formulated to be safe for plants and surrounding surfaces when used as directed

INTEGRATES WITH FEEDER SYSTEMS - Designed for use with Rid-O-Rust feeder systems for consistent, automated treatment

Test First. Treat it Right.

Accurate water testing ensures the right solution for the job. Use field test kits or lab analysis to determine iron and pH levels—then select the correct formula (RR1 for higher pH, RR2 for low pH “extreme” water). In addition to on-label dosage guidance, a convenient dosage calculator is available on this website.

Build A Complete Water Treatment Program

Remove existing stains with Rid-O-Rust® Rust Stain Remover. Maximize your clients' irrigation systems capabilities with NatureShield® Insect & Pest Repellent and GrassSoGreen® Fertilizers.

Use Rid-O-Rust® Extreme Water to confidently treat low pH well water—and stop rust stains before they start.

Built for Tough Well Water

Rid-O-Rust® Extreme Water Stain Preventer is made for well water with a low pH of 6.0 or below — the kind of water that can cause stubborn rust stains and be harder on sprinkler systems over time.

This formula works through your irrigation system to help neutralize iron before it leaves stains behind, protecting driveways, siding, fences, patios, landscaping, and other outdoor surfaces.

Stop Rust Stains Before They Start

If your sprinklers leave orange or brown stains behind, your well water may need more than a standard rust stain preventer. Low pH water can be more aggressive, which means rust staining may show up faster and be harder to control.

Rid-O-Rust® Extreme Water Stain Preventer is designed specifically for those tougher water conditions, giving you a targeted way to help prevent staining and keep your outdoor spaces looking cleaner.

WHY HOMEOWNERS CHOOSE RID-O-RUST® EXTREME WATER

HELPS PREVENT RUST STAINS - Neutralizes iron in well water to help stop orange and brown stains before they appear on siding, driveways, fences, sidewalks, and landscaping

MADE FOR LOW pH WELL WATER - Formulated for water with a pH of 6.0 or below, where standard treatments may not be the best fit

PROTECTS SPRINKLER SYSTEMS - Helps reduce corrosion and wear caused by aggressive well water, extending the life of sprinkler heads and irrigation components

KEEPS OUTDOOR SPACES LOOKING BETTER - Helps protect hardscapes, structures, and landscape areas from unsightly rust staining

SAFE FOR LANDSCAPES WHEN USED AS DIRECTED - Designed to be gentle on plants and surrounding outdoor surfaces when applied properly

WORKS WITH RID-O-RUST FEEDER SYSTEMS - Designed for use with Rid-O-Rust feeder systems for consistent, automated treatment every time your irrigation system runs

Start With a Water Test

The best way to choose the right Rid-O-Rust formula is to test your water first. Testing helps identify your iron level and pH, so you can select the right product for your specific water conditions.

Use Rid-O-Rust® Stain Preventer for higher pH water, or Rid-O-Rust® Extreme Water Stain Preventer for low pH water at 6.0 or below. You can also use the dosage calculator on this website to help determine the right treatment amount.

Clean Stains Now. Prevent Them Going Forward.

For best results, remove existing rust stains first with Rid-O-Rust® Rust Stain Remover. Then use Rid-O-Rust® Extreme Water Stain Preventer to help keep new stains from forming.

You can also get more from your irrigation system with NatureShield® Insect & Pest Repellent and GrassSoGreen® Fertilizers.

Use Rid-O-Rust® Extreme Water Stain Preventer to treat tough low pH well water — and help stop rust stains before they start.

DIRECTIONS FOR USE:

Read entire label before using.

Clean existing rust stains with Rid O' Rust Rust Stain Remover.
Test your water frequently for iron and pH. Tests available through proproducts.com or your local irrigation professional.
Use the test results and the dosage chart on the label or see the Dosage Calculator on this website to determine how many bottles to add to the tank.
Fill the remainder of tank with water or other products from American Hydro Systems.

*Note: 1 bottle of Rid O’ Rust will treat 130,000 gallons of well water with 1 ppm of iron.

When watering 10 hours per week tank will last for up to 3 months.

Product Resources

Rid-O-Rust® Stain Preventer Overview (PDF)

Rid-O-Rust Siphoning System Manual (PDF)

VIDEO: Stop Rust Stains Before They Start - Irrigation Solution

Resource: SDS Sheet English

Resource: SDS Sheet French

SKU Detail

SKU	RR2	RR2-2.5	RR2-30
Size	1/2 gal.	2.5 gal.	30. gal.
Item UPC	8-18125-00249-2	8-18125-00250-8	8-18125-00251-5
Item Length	4.75 in	5.75 in	19.5 in
Item Width	3.5 in	9 in	19.5 in
Item Height	9 in	14.5 in	29.5 in
Item Weight	5.95 lb	32.43 lb	270.0 lb
Case Pack	4	2
Case UPC	10018125003353	10018125003360
Case Length	10.78 in	14.25 in
Case Width	8 in	9.75 in
Case Height	9.75 in	15.25 in
Case Weight	25.95 lb	60.65 lb
Cases/Pallet	105	36	4

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Frequently Asked Questions

Pro Products

What is Rid-O-Rust® Preventer for Extreme Water used for?

Rid-O-Rust® Preventer for Extreme Water (RR2) is a specialized treatment used in irrigation systems with low (6.0 or less) or fluctuating pH water. It is used when standard rust preventers are not effective due to unstable water chemistry.

How is Rid-O-Rust® Preventer for Extreme Water different from the standard Rid-O-Rust® Preventer?

Rid-O-Rust® Preventer for Extreme Water (RR2) is formulated specifically for low (6.0 or less) or fluctuating pH conditions, where standard rust preventers may not perform consistently. It is used in more challenging well water situations where pH instability contributes to staining.

How does Rid-O-Rust® Preventer for Extreme Water help prevent rust stains from well water?

Rid-O-Rust® Preventer for Extreme Water works by neutralizing iron in well water before it can leave rust stains on your property. This makes it a preventative treatment for irrigation and sprinkler systems, rather than a rust stain remover used after staining has already occurred.

Is Rid-O-Rust® Preventer for Extreme Water made for sprinkler and irrigation systems?

Yes. The product is specifically described for use with irrigation systems, especially those affected by low or fluctuating pH water. It is intended to help reduce rust staining while supporting the performance of outdoor watering equipment.

Can Rid-O-Rust® Preventer for Extreme Water help extend the life of sprinkler components?

Yes. Rid-O-Rust®® Preventer for Extreme Water is designed to help extend the life of sprinkler components and reduce costly maintenance calls. That makes it relevant for contractors and property owners who want both rust prevention and longer-term irrigation system protection.

Is Rid-O-Rust® Preventer for Extreme Water safe for people, pets, and plants?

Yes. Rid-O-Rust®® Preventer for Extreme Water is safe for people, pets, and plants when used as directed, which is especially important in residential and commercial irrigation systems where treated water may contact lawns and landscaped areas.

Do you need to test well water before using Rid-O-Rust® Preventer for Extreme Water?

Yes. The product directions say the well water must be tested for iron content, hardness, and pH in order to determine the proper chemical to use. Testing is especially important for this product because it is designed for irrigation systems dealing with low or fluctuating pH water.

How do you determine the right Rid-O-Rust® Preventer for Extreme Water dosage?

Dosage should be determined for the specific application by using the online dosage calculator. Because iron content, hardness, and pH can vary significantly from one well to another, dosage should be based on actual water test results rather than estimates.

Will Rid-O-Rust® Preventer for Extreme Water work in every well water application?

No. Rid-O-Rust® formulas are not effective under every water condition. That is why water testing and proper product selection are important before treatment begins.