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Frequently asked questions

Is OxyShock MAX bleach?
No. It is a non-bleach oxygen cleaner.
Do I need to collect runoff?
OxyShock was built to conform with national standards and does not need recovery like bleach-based cleaners. Always check local storm drain bylaws.
What dilution should I use?
10:1 for all jobs.
Do I need to rinse?
On masonry, yes, after 30-60 minutes. On roofs and turf, you can leave it for rain.
Will it harm plants?
It is safe around landscaping when used as directed.
How long does the clean last?
Testing showed brick stayed clean for 3-4 years versus about 8 months with bleach-based cleaners.

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Total price$759.19

OxyShock MAX is a professional-grade, non-bleach oxygen cleaner made in Canada by StoneSealer for removing moss, mould, mildew, algae and organic stains from stone, concrete, brick, wood, siding and roofs. It runs at 10:1 straight from the pail through a downstream injector, keeps working for years after the clean, and its runoff does not need to be collected.

Key benefits of OxyShock MAX

  • Replaces bleach (SH) for soft washing and pressure washing
  • 10:1 downstream straight from the pail: no proportioners, 12V pumps or extra surfactants
  • Keeps surfaces cleaner for 2-4 years after the initial clean
  • Safe around landscaping, pets and children; no added scents or toxic off-gassing
  • Will not bleach stained wood (always test)
  • Cleans and brightens wood in one step

OxyShock MAX specifications

Specification Detail
Type Non-bleach oxygen organics cleaner
Dilution 10:1
Dwell on masonry 30 minutes to 1 hour, then rinse
Roofs and turf Apply and leave for rain to rinse
Surfaces Stone, brick, pavers, concrete, wood, cedar shakes, asphalt shingles, artificial turf, siding
Sizes 1 Gallon, 5 Gallon

Who it is for

  • Pressure washing and soft washing businesses moving away from bleach
  • Roof, deck and fence cleaning
  • Homeowners near gardens or water

How to use OxyShock MAX

  1. Insert a 10:1 downstream injector tube into the pail and fit a soaper tip, or premix 10:1 in a pump-up sprayer.
  2. Apply generously to the surface.
  3. On stone, brick, pavers or concrete, dwell 30 minutes to 1 hour, then wash with moderate pressure.
  4. On roofs and turf, leave it on and let the next rain rinse it.

Using OxyShock MAX in the Canadian climate

Wet coastal BC winters and humid summers elsewhere drive moss and algae growth. Because OxyShock keeps working for years, it suits roofs and shaded patios that re-green each season.

OxyShock MAX 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

OxyShock MAX FAQ

Is OxyShock MAX bleach?

No. It is a non-bleach oxygen cleaner.

Do I need to collect runoff?

OxyShock was built to conform with national standards and does not need recovery like bleach-based cleaners. Always check local storm drain bylaws.

What dilution should I use?

10:1 for all jobs.

Do I need to rinse?

On masonry, yes, after 30-60 minutes. On roofs and turf, you can leave it for rain.

Will it harm plants?

It is safe around landscaping when used as directed.

How long does the clean last?

Testing showed brick stayed clean for 3-4 years versus about 8 months with bleach-based cleaners.

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.

4000 - 6000 SQFT per pail

Metal, Linen, Acrylic, Epoxy, Fiberglass, Aluminum, Plastic, Glass, Wood, Porcelain, Ceramic, Granite, Marble, Sandstone, Grout, Mortar, Limestone, Fiberboard, Hardboard, Stucco, Brick, Cement, Concrete, Other, Stone, and Rubber