5.86VAT Included

5.86VAT Included


5.86VAT Included

5.86VAT Included
  • Descaling detergent

Buffered acid

Specific strong buffered acid detergent to remove cement grouts, efflorescence and limestone encrustations on cotto and terracotta.

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Characteristics and use:

VIACEM is a strong buffered acid detergent for cotto and terracotta. 


  • can be used for descaling after installation or after construction, for the removal of efflorescence, cement encrustations, paints;
  • can be used for the seasonal cleaning of the cotto floors placed outside, subject to limestone encrustations due to atmospheric agents;
  • compared to conventional muriatic acid, it exhales less corrosive fumes, has greater emulsion capacity than solid dirt and a more controlled dissolution action.

Do not use on natural stones, cement agglomerates and non-acid resistant materials.

How to use

It is advisable to test the material for resistance to VIACEM.

  • Pure: on incrustations and consisting and tenacious calcareous deposits and large residues of cement grouts;
  • VIACEM diluted in an equal part of water: for washings where a normal descaling action is needed and in the neutralization of previous alkaline washes.

How to use the product: 

  • Spread the product on the surface and let it act, if possible, a few minutes;
  • Rub the surface with brown plastic fiber pads or discs or nylon brushes, tynex or carborundum until dirt is removed;
  • Repeat washing if necessary;
  • Always rinse with plenty of water.

Yield: Depending on the dirt to be removed and the absorption of the material:

  • for energetic washings 1 lt / 3-6 m²;
  • for normal washings 1 lt / 8-12 m².


  • IDROWIP Protective water repellent for absorbent stone materials;
  • EXCEL PLUS Stain protection for absorbent stone materials;
  • TIM Protective water-repellent and stain-resistant for absorbent stone materials.


VIACEM is the strong buffered acid detergent specific for post-site cleaning. The product contributes to the removal of the most insidious incrustations, such as cement, efflorescence and paints. Also used for seasonal cleaning of terracotta, VIACEM is perfect for removing limestone deposits caused by atmospheric agents.

Can you use it to clean the toilet and sink drain ducts?

No, acid products are not used to clean ducts because they damage metals and chrome plating on pipes. The ideal product in these cases is SGRISER.

Can the product be used with a pressure washer?

No, it should be used with BUFFER. Afterwards, it is possible to rinse with pressure washer.

Does it remove oil stains in an untreated cotto floor?

No. If it is animal or vegetable oil the suitable product is TIXO; if it is synthetic oil, it is SOLVOSIL. If you want to wash and descale the surface you can apply VIACEM with the help of BROWN BUFFER.

Can it be used for routine cleaning?

No, the product is used for post-site cleaning.



Hazard statements: May be corrosive to metals. – Causes severe skin burns and eye damage. – May cause respiratory irritation.

Precautionary statements: Do not breathe dust / fume / gas / mist / vapours / spray. – Wear protective gloves/ protective clothing / eye protection / face protection. -IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower]. – IF INHALED: Remove person to fresh air and keep comfortable for breathing. -IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. – Store in a well-ventilated place. Keep container tightly closed.

Contains: Hydrochloric acid 31-33%

Ingredients in compliance with Regulation (EC) No. 648/2004:
Non-ionic surfactants < 5%, hydrochloric acid 10%<C<20%, perfume



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