ShopbamTips and advice throughout the world of online shopping

DIY

Britain loves a project. Tool buying guides, product comparisons and the practical questions worth answering before you spend — with spring through the May bank holidays still the busiest stretch of the year.

DIY

The brushless combi B&Q sells — and why 50Nm beats 60Nm

B&Q lists the Makita DHP485 under four different codes at four different prices. Three sources — a magazine test of the sibling model, a trade supplier’s range guide and 59 retailer ratings — agree on the drill and disagree on the torque.

DIY

Shower pumps: first check you are allowed one

A combi or an unvented cylinder rules you out — over 12 litres a minute off the mains is notifiable work. If you do have a loft tank, the bar rating on the box is measured with the water switched off.

DIY

Buy the random orbit, then solve the dust

One type does most UK household jobs, and Screwfix sell a good one for £24.99. The decision that actually matters is the dust: the bag on the back is not extraction, and HSE are blunt about what wood dust does.

DIY

Volts are half a multiplication, not a power rating

DeWalt's own FlexVolt page proves it: one battery is 12Ah at 18V or 4Ah at 54V, and 216Wh either way. Buy on watt-hours, a brushless motor and a battery platform you can afford to feed — spare packs run £39.95 to £129.99.

DIY

Which DIY site for which job — and who pays the return postage

Nine UK DIY sites checked in September 2026: delivery costs, click and collect, and who pays return postage. The law gives you 14 days and hands you the postage — which is why collection beats delivery. Plus the site we recommended in 2021 that has been dissolved since 2023.