Guides

Short, plain guides for choosing the right products. Not sure? Send us your list.

• Choosing the right cable size for house wiringA quick guide to which cable thickness (1.5mm, 2.5mm, 4mm, 6mm, 10mm) is usually used for lights, sockets, cookers and showers.
• PPR or GI pipes: which should you use?The difference between PPR and galvanised iron (GI) water pipes, where each is used, and how fittings and sizes work.
• Voltage protectors explainedWhat fridge guards, voltage protectors and surge protectors do, and how to choose one for your appliances or your whole house.
• Choosing a solar security lightWhat to look for in a solar floodlight or wall light: panel and battery, brightness, sensors and where to mount it.