Organic Stains
Organic stains can be a persistent issue. These stains originate from natural materials such as leaves, algae, moss, and lichen. They often penetrate surfaces like stone, brick, and concrete, leaving unsightly marks. Over time, natural oils, tannins, and various organic compounds embed themselves into these porous surfaces. Even after cleaning away visible moss, algae, and lichen, stains may still remain. This results in noticeable discolouration that detracts from the surface’s overall appearance.
To effectively tackle organic stains, one can turn to PureSeal’s specially formulated stain removers. These products are designed to break down stubborn compounds. Consequently, they lift stains while restoring surfaces to their original beauty. Importantly, particular products do not act as biocides and should not be used as substitutes. If there is a biofilm present, such as algae, moss, or lichen, it is crucial to address this before applying any organic stain remover.
You can remove biofilms by washing, scraping, or using a licensed biocide. These biofilms consist of slimy layers of microorganisms that bond strongly with the surface. Therefore, applying the correct cleaning methods is vital for successful removal. Once you eliminate the biofilm, PureSeal’s organic stain removers can take effect. They effectively address any remaining organic stains, ensuring your surfaces become clean and stain-free once more.
In summary, dealing with these types of stains requires a systematic approach. First, focus on removing the biofilm, and then apply the organic stain remover. By following this process, you will achieve the best results and restore the surface to its pristine condition.
Showing 1–12 of 14 resultsSorted by popularity
- Select options This product has multiple variants. The options may be chosen on the product page
- View Product
- Select options This product has multiple variants. The options may be chosen on the product page













Artificial and Sports Surfaces
Awnings / Canopies / Gazebos
Block Paving
Brickwork
Composite Surfaces
Decking / Timber
Granite
Imprinted Concrete
Internal Masonry
Limestone
Marble
Metal Cladding
Polished or Honed Stone
Porcelain
Render
Resin Bond
Road and Rail Signs
Roof Tiles / Slates
Sandstone
Slate
Solar Panels and Glass
Stone Sills and Pier Caps
Tarmac and Asphalt
Gutters & UPVC
Acid Damage
Biofilm
Bitumen
Blood
Carbon
Concrete / Grout / Mortar
Copper Oxide
Efflorescence
Egg
Failed Sealer
Fire Damage
Fuel / Oil
Graffiti
Grease / Fat / Cooking Oil
Lawn Fertiliser
Lead Carbonate
Lead Oxide
Paint Splashes
Rust
Tar & Glue
Tannin Removers
Traffic Film Removers
Trapped Moisture / Sealer Repairs
Urine Neutralisers