The Which? Best Buy award is given to
products with high total test scores that perform consistently well in
our rigorous lab tests and excel in all key areas.
We award the Energy Saver logo to
products that our testing shows are very energy efficient, meaning
they'll cost you less to run.
The Which? Don't Buy logo alerts you
to the products that performed extremely poorly in one or more key
areas of our tests.
Find the product that matches your budget
Ease of use
How easy it is to understand the instructions and apply the product
How unpleasantly and how strongly the product smells
How effectively the product cleans patio, including whether markings are left behind
How effectively the product cleans decking
Choose the type of cleaner you want
Do you want an outdoor cleaner for cleaning your decking, a patio or both?