What an AFDD (arc fault detection device) is, how it prevents electrical fires, where it’s now required under BS 7671, and whether you need one at home. A clear UK 2026 guide.

The electrical requirements for HMOs in 2026 — 5-yearly EICR, AFDDs on socket circuits, interlinked fire detection, PAT for supplied appliances, and licensing. A landlord guide.

Emergency lighting rules for UK businesses — where it’s required, BS 5266-1, the monthly function test and annual 3-hour test, and the log book you must keep.