Etch Acid & Cleaner is a specialist chemical compound for use in the preparation of power floated (machine finished) concrete floors and floors which require cleaning prior to applying paint or other protective coatings. It is also a highly effective cleaner for concrete, paving and roof tiles in appropriate dilution amounts outlined on the container.

It can also help with the removal of oil stains and grime, it is the most DIY way of cleaning your floor & preparing for paintings.
As previously mentioned even if your not painting, why not bring your drive & patio back to life with this product!