view of water drain on water park playground which turns blue because of low quality of rubber cover made from fine virgin epdm

antislip blue canada chemical color colorful cumberland decorative design diene drain epdm ethylenepropylene flexible floor flooring grain grained granules ground industry island isolated material outdoor park pattern petrochemical plastic playground polycarbonate polymer polypropylene polystyrene pvc rubber safety slippery soft structure surface technology texture textured thermoplastic vancouver water