Techniseal Rust Stain Remover for Pavers 1 Quart – No Muriatic Acid

Why Contractors Ask for Rust Stain Remover by Name

The traditional fix for rust on concrete is muriatic acid, and the traditional result is a rust stain replaced by an etched, lightened patch. That trade is not necessary.

• It contains no muriatic acid. Techniseal states directly that because it contains no hydrochloric acid, it will not damage pavers. That is the single most important thing about this product.
• It will not discolor the pavers. You are removing the stain, not creating a new pale area where the stain used to be.
• It handles the real world sources. Techniseal names rusted water drips, steel streaks, and fertilizer granules, which between them account for nearly every rust mark on a residential patio.
• It works on previously sealed surfaces as well as bare pavers, so you can treat an existing sealed patio without stripping it first.
• It dissolves the stain rather than abrading it off, so the paver surface texture is left intact.

Rust Stain Remover Specifications

This is a spot treatment, so a quart goes a long way on typical furniture legs and fertilizer spotting. Large areas of rust staining, such as a full run beneath a rusting railing, will need proportionally more.

Where Rust Stain Remover Works

Rust shows up in predictable places on a patio.

• Beneath metal patio furniture legs
• Under railings, downspouts, and metal fixtures that have rusted
• Fertilizer granule spotting where a spreader crossed a patio or walkway
• Around rebar, anchors, and steel fasteners set in concrete
• Air conditioning condenser pads and equipment bases
• Previously sealed patios where rust has landed on top of the seal
• Concrete walkways and interlocking paver driveways

How to Install Rust Stain Remover

Follow the official Techniseal instructions, linked below. This is the shape of the job:

1. Identify and address the source of the rust where you can, or the stain will return.
2. Sweep the area clear of loose debris.
3. Test in a small discrete area to confirm the result on your specific pavers.
4. Apply per the technical data sheet, observing the specified dwell time.
5. Rinse thoroughly and completely.
6. Repeat on heavy or long standing stains if needed, then reseal if the surface was previously sealed and the seal was affected.

Fertilizer spotting is usually the easiest to remove and the easiest to prevent. Sweeping granules off hard surfaces before watering saves the callback entirely.