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Frequently asked questions

Is Alkaline Cleaner safe on marble?
Yes. It is alkaline, not acidic, and is safe on calcite-based stone like marble and limestone.
How much area does one bottle clean?
Up to 500 sq ft of heavy-duty cleaning when mixed per container instructions.
Does it remove oil stains?
Yes, oil and grease are primary targets; use a poultice for deep, old stains.
Can I use it before sealing?
Yes. Rinse thoroughly and let the surface dry before sealing.
Is it safe around plants?
Yes, it is biodegradable and safe near gardens, ponds and pets.

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Total price$71.00

Stain-Proof Alkaline Cleaner is a powdered, oxygen-boosted heavy-duty cleaner that removes oil and grease, mould, leaf marks, food and beverage stains and light to moderate moss from all natural stone, tile, masonry, concrete, brick and grout. It is safe on acid-sensitive marble and limestone, biodegradable, and one 1 kg bottle cleans up to 500 sq ft.

Key benefits of Alkaline Cleaner

  • Triple action: oxygen, alkaline and detergent booster
  • Safe on acid-sensitive stone such as marble and limestone
  • One 1 kg bottle cleans up to 500 sq ft of heavy-duty cleaning (mixed per container)
  • Can be used to make poultices for old, dried-in stains
  • Quickly biodegradable; safe near gardens, ponds, pets and people
  • Qualifies for LEED 2009 IEQ Credit 3.3: Green Cleaning

Alkaline Cleaner specifications

Specification Detail
Type Powdered alkaline oxygen cleaner
pH Near 11 when freshly mixed
Coverage Up to 500 sq ft per 1 kg (heavy duty)
Surfaces All natural stone, porcelain, ceramic, clay tile, brick, concrete, grout, vinyl, unfinished wood, artificial turf
Size 1 kg

Who it is for

  • Prepping stone or concrete before sealing
  • Removing oil spills from patios and garages
  • Homeowners and professional cleaners

How to use Alkaline Cleaner

  1. Mix with water per container instructions.
  2. Apply to the surface and let it work, keeping it wet.
  3. Agitate with a brush on heavy stains.
  4. Rinse thoroughly with clean water.
  5. For old stains, mix a poultice, cover and leave before removing.

Alkaline Cleaner compared

Cleaner Removes Dilution Made by
EffBOMB Efflorescence, white stains, grout haze, red clay, fertilizer stains 10:1 downstream; 8:1 to 4:1 by hand StoneSealer (North America)
OxyShock MAX Moss, mould, mildew, algae, organic stains 10:1 StoneSealer (Canada)
GreaseGone MAX Grease, oil, grime, oxidation Per chart on pail StoneSealer (Canada)
Stain-Proof Alkaline Cleaner Oil, grease, mould, food and leaf stains, light moss Powder, per container Stain-Proof
Stain-Proof Daily Floor Cleaner Daily grime on sealed floors Concentrate Stain-Proof

Alkaline Cleaner FAQ

Is Alkaline Cleaner safe on marble?

Yes. It is alkaline, not acidic, and is safe on calcite-based stone like marble and limestone.

How much area does one bottle clean?

Up to 500 sq ft of heavy-duty cleaning when mixed per container instructions.

Does it remove oil stains?

Yes, oil and grease are primary targets; use a poultice for deep, old stains.

Can I use it before sealing?

Yes. Rinse thoroughly and let the surface dry before sealing.

Is it safe around plants?

Yes, it is biodegradable and safe near gardens, ponds and pets.

Use with

StoneSealer Canada ships across Canada from British Columbia, priced in CAD. Contractor and volume pricing is available to account holders: email sales@stonesealer.ca. StoneSealer Canada is an authorized Canadian reseller of Stain-Proof (DryTreat / ICP Construction) sealers and cleaners and is not otherwise affiliated with the manufacturer. Published prices reflect minimum advertised price or above.

Porcelain, Ceramic, Granite, Marble, Sandstone, Fiberboard, Grout, Mortar, Limestone, Stucco, Brick, Cement, Concrete, Other, Stone, and Wood