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Bellinzoni B-27 Exxtra — Concentrated Acid-Based Deep Cleaner for Post-Installation, Rust, Efflorescence & Limescale (1 L)

Bellinzoni B-27 Exxtra is a concentrated acid-based detergent formulated for the deep cleaning of acid-resistant surfaces and the removal of post-installation residues, stubborn dirt, cement-based adhesives, grout haze, limescale, salts, efflorescence and other mineral deposits. Its fast-acting, buffered formula restores the original appearance of natural stone, granite, ceramic and porcelain tile, concrete pavers and all acid-resistant materials, and is particularly effective on rust stains, mineral build-ups and engobe/installation patinas.

PropertyDetail
BrandBellinzoni
Product TypeConcentrated acid-based deep cleaner
AppearanceLiquid
ColorColourless
Density at 20 Capprox. 1.05
SolubilityDilutable in water
Contact / Dwell Time3-10 minutes
Coverage (diluted, per L)Granite & natural stone 25-40 sq m (269-431 sq ft); Terracotta & brick 10-25 sq m (108-269 sq ft); Ceramic & gres 50-70 sq m (538-753 sq ft)
UseIndoor and outdoor
Shelf Life24 months in original packaging
Packaging1 L, 5 L, 25 L
  • Fast-acting, buffered acid formula that cleans without excessive aggression on acid-resistant surfaces
  • Removes post-installation residues: cement-based adhesives, grout haze, efflorescence, salts and limescale
  • Highly effective on rust stains, mineral build-ups and atmospheric contaminants
  • Eliminates engobe residues and installation patinas from acid-resistant ceramic and porcelain tile
  • Water-based (Green Tech) concentrate — dilution adjustable from 1:20 (light grout haze) to 1:5 (post-install) and up to 1:3 / 1:1 for heavy cement residues

Dilution guide: standard post-installation cleaning 200 ml/L (1:5); stubborn inorganic dirt, efflorescence and limescale 100 ml/L (1:10); surface rust 100 ml/L (1:10); light grout haze 50 ml/L (1:20). Pre-wet the surface with clean water, apply the solution, allow 3-10 minutes contact, then scrub manually or with a mono brush (175 rpm) fitted with a soft pad; add water, wet-vacuum, and rinse with clean water. Suitable for acid-resistant natural stone, textured granite, terracotta, ceramics, gres porcelain and klinker, indoor and outdoor. Do NOT use on polished marble, limestone, travertine, terrazzo or polished concrete, or other acid-sensitive materials. Do not mix with bleach, ammonia or alkaline detergents.

Wear appropriate PPE. Follow manufacturer instructions and safety regulations.