Exterior Building Cleaning Specialists. We are able to care for all of the surfaces on your property. We have the most advanced specialist equipment in order to do this and we are trained applicators for a suite of effective restoration products. We can clean and care for your roof regardless of its type of construction, all types of render, windows, glass and stainless steel fittings, natural and reconstituted stone, paving, cladding and all other surfaces found on modern or Period properties.