EN 
EL 
PROFESSIONAL FERM 500 PRIMER
water-based undercoat for emulsion paints
FERM 500 is water-based undercoat for emulsion paints. Very good adhesion, toughness and elasticity. Great resistant to alkaline surfaces. Contributes efficiently in the coverage of the finish coat. Provides a uniform mat finish for the finish coat. Quick-drying, allows recoating the same day and seals the surface
- great coverage & strong adhesion
- surface stabilising
- cost-effective solution
Preparation
Carefully prepare surface to obtain good results. Surface must be clean, dry and free from loose or flaking material, dust, oils and salts. Putty any surface defects. Prime locally with FERM 500.
► New plaster, concrete, brick, cement:
Prime with FERM 500 thinned 1 (product): 4 (water).
► New gypsum board or putty:
Prime with FERM 500 thinned 1 (product): 4 (water).
Use
Roller, brush or spray airless. Thin by 400% with water.
► Stir well before use and during application
► For best results, surfaces should not be exposed to direct sunlight during paint application.
Drying out - Coverage
Drying times are dependent on ambient temperature and film thickness.
Touch dry: 1-2 hours
Recoat: 1-3 hours.
Practical coverage: 30-40m²/lt depending on the thickness of each coat and the surface porosity.
https://www.pellachrom.gr/images/eshop/catalog/products/0001/files/TDS_A050_FERM_500_EL_1907_V03.pdf
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