Colourless siloxane water repellent
WR-N is an impregnating material with strong water repellent capacity. Prevents absorption of treated surfaces, creating a barrier against water, moist, rain, frost, smog, etc. Prevents efflorescence, moulds and saltpetre. does not form a film, leaving unaltered material breathability improving thus its thermal insulation. Its "low dirt retention" reduces spots and dirt rings caused by acid rains and smog. WR-N is environmentally friendly as its formula is solvent (COV) ecotoxic substance free.
WHERE TO USE
For use on vertical or sloping surfaces: painted plasters, finishes, cotto, cement, lime, sandstone, concrete, sandstone Specific for protecting historical buildings (facades, decorative elements, ancient tuffstones).
HOW TO USE
The treated surfaces must be cleaned, deep-dry and devoid of residuals from previous treatments. Any slits must be filled. WR-N is ready for use and can be sprayed (low pressure) or brushed. Apply evenly, top to bottom, making sure the support is well saturated to ensure product absorption.
Not for use on marble, granite or not porous supports.
Around Lt 0,25 per square mt, depending on type of surface. 1 Lt WR-N treat on average 4 mq.
Emulsion based on siloxanes in water solution
Specific weight: 1