Behold! It's the Karcher K5 pressure washer – and this jetwash system could well save your patio for this summer's promised sunshine. Especially if it's been looking as winter-weathered as mine.

Prefer a larger Kärcher pressure washer? Check out our head-to-head between the Karcher K2 reviewed here and its larger sibling, the K4 The Gamer’s Survival Guide: Dominate every challenge with ...