Kerakoll Primer A Eco - 5kg / 25kg

Certified, eco‑friendly, water‑based primer for dry, absorbent mineral/cement/gypsum or calcium sulphate‑based substrates. 

Primer A Eco develops an isolating, cohesive film which neutralises the expansive chemical reaction of gypsum‑ or calcium sulphate‑based substrates in contact with mineral mortars and adhesives. Reduces and regulates the absorption of highly porous substrates.

Features

• Ready to use 
• Easy-to-identify green liquid 
• Easy to use for fast, safe, applications, even with a roller
• Very low emissions of volatile organic compounds (VOC)
• Approved for Marine use
• Non flammable
• Water based 
• Solvent free

Suitable For

• Multi-Purpose Bonding Primer suited for non absorbent substrates allowing for priming of surfaces such as steel, aluminium, glass, timber, PVC etc. 
• Ideally suited for adhesion promoters for levelling compounds, adhesives and waterproofing. 
• Suitable for ceramic & large format porcelain tiles mosaics & natural stone.
• Suitable for underfloor heating systems.
• For internal use, external when covered With Aquastop Nanoflex.

Technical Information

• Minimum time before laying - 1 hrs 
• Maximum time before laying - 24 hrs
• Can: Dilute 1 part Primer : 2-3 part water
• Working temperature 5°C to +35 °C   
• Shelf life ≈ 12 months

COVERAGE: 0.15 – 0.25 kg/m2