Hi.i had new pebble dash done 7 years ago.the guy ripped me off.all is galling off every time its windy or heavy raining.specially the gable end big chunks are fallen off.it looks no cement is used at all.pure sand.i am looking for this new type of coloured rendering.can anybody recommend any company or builder in west yorkshire near to bradford and leeds area please.house is semi detach and its top half needs doing.how much should cost.thanks.