Plastic spacers are used for protecting rebar from the concrete moisture to prevent rebar corrosion.
Different concrete spacers makes different protective layer, evaluated usually in mm.
Spacers from Baumak company are produced from polypropylene, which is a steady material for environment influence and different acidic and alkaine media.
Concrete spacer "Support" 35, 40, 45, 50/28 provides the protection of rebar from concrete 35, 40, 45 or 50 mm accordingly in horizontal planes. Diameter of rebar can be up to 28 mm.
Advantage of concrete spacers are its light weight, small size, easy mounting and low price.
*Price is for 1 bag which contains 250 pcs