Loglap Treated Cladding Planed 121mmx21mm Timber Shed Cladding Redwood Log Lap Slow Grown Joinery Grade Pressure Treated Scandinavian Redwood Width is planed down to around 121mm. Thickness of boards is planed down to around 21mm. Overlap. A planed joinery grade treated softwood cladding particularly suited for exterior work such as horizontal boarding of sheds, summer houses, garages, play sheds, or parts of house walls. The timber is manufactured by ourselves using a good quality Scandinavian pine redwood