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 "Cone" 22 is used together with tie rod, anchor nut and PVC pipe. Its main function is to prevent the concrete from getting inside of PVC pipe with diameter 25 mm. For this aim two spacers "Cone" are plugged into PVC pipe from both sides.
Advantage of concrete spacers are its light weight, small size, easy mounting and low price.
*Price is for 1 bag which contains 1000 pcs