Gaby Roslin and Ortis Deley put waterproof backpacks to the test, to find out how much you need to spend to keep your things dry when you're out and about. Georgie Barrat gives her guide to choosing refurbished products instead of buying new ones. Jon Bentley checks out heated clothes airers that help to dry washing more quickly that a normal airer - and are less power hungry than a traditional tumble drier. Plus, Gaby and Ortis help a family from Yorkshire to find a strimmer that can help keep the grass and weeds under control on their allotment.