Pierre’Net Limestone façade cleaner
New-generation façade cleaner, free from caustic soda, caustic potash and organic solvents. Cleans limestone surfaces blackened by atmospheric pollution. Does not require neutralisation.
Reference: Pierre’Net – 20 l
Pierre’net professional cleaner
Product does not degrade limestone surfaces and does not require neutralisation after rinsing. Easy to use. Semi-liquid gel, perfectly designed for vertical application with a sprayer, airless spray gun, roller or brush.
– Appearance: semi-liquid gel
– Odour: faint
– pH: 12
– Density: 1.01
The product can keep working for several hours. It produces no foam and is easy to rinse off.
How to use the Pierre’Net façade cleaner
– Brush; compressed air spray gun.
– Product ready to use. Do not dilute, do not mix with other products.
– Shake well before use. Dampen the surface to be treated before applying.
– On a dampened surface, apply an even layer without leaving any drips.
– Power wash all the surfaces treated, from bottom to top.
– Clean tools with water after applying.
Façade cleaner consumption rate
300 to 500 g/m², equal to 2 to 3 m² per kg.
Consumption depends on the condition of the substrate surface, its porosity and the amount of dirt present.
Time required for façade gel cleaning action
Leave on for between 1 and 12 hours depending on the level of dirt and after using on a test area. For cases of heavy incrustation, you can leave the product on overnight, without allowing it to dry. Do now allow the product to dry.
Rinse off with water. no neutralisation required
The product can be removed with water using a power washer. Rinse thoroughly in order to eliminate all the product applied. The surfaces treated do not need to be neutralised. Repeat the process if necessary.
Precautions/hygiene and safety
Users must be advised that excessive cleaning of stone can cause efflorescence when certain salts in the substrate’s crystalline network become dissolved in water. Always test the product on a small area before treatment. Irritant product. Users must wear gloves, protective clothing, face protection and safety glasses as with any other chemical product application. Use a sprayer resistant to corrosive products, such as the V8 sprayer, which we sell.
Read the technical and safety data sheets before use.
Contact with eyes: rinse immediately and thoroughly with water. If the irritation continues, consult a specialist.
Contact with skin: wash with soap and warm water.
Restrictions for use
Do not use the product on excessively hot surfaces, in direct sunlight or in the rain.
Application temperature between +5°C and +30°C.
Do not apply in strong winds, or on a frozen or frost-covered surface.
Do not put product in contact with metal surfaces.
Do not treat plaster façades.