Firstly the cobblelock is washed using high pressure water only. To remove oil and other stains enviornmentally friendly cleaning agents are used, When the area is fully dry kiln dried paving sand is brushed back in to replace the sand which was removed by the cleaning process. Finally the area is then sprayed to prevent the re occurance of weeds for up to six months. After six months we offer a call out service for respraying, Prices washed sanded and sprayed 4 euro per square metre. This price will be discounted for larger areas.