Lighting explained — with concrete numbers and sources.
Room by roomLighting above the bathroom mirror: size, light colour, CRI, IP rating and zones
Light the face from the front and sides: 3000–4000 K, at least Ra 90, about 500 lux at the face. Bath and shower zones need IPX4; wiring is an electrician's job.
Chandeliers and shadesA chandelier for the living room: size, height and how many lumens you need
Chandeliers and shadesLampshades and light shades: how to measure them and what to check when replacing
Outdoor lightingMotion sensors and dusk-to-dawn sensors: wiring and setup (LUX, TIME, SENS)
Wiring and installationWiring a ceiling light or chandelier: steps, switches and when to call an electrician
Safety and complianceLive, neutral, earth: wire colours old and new, and why you need to test
Room by roomUnder-cabinet LED strip lighting: power supply, profile, IP rating and light colour
Lighting basicsDimmable LEDs: which dimmer works, and why they buzz or flicker
Lighting basicsColour temperature scale in pictures: 2700 K, 3000 K, 4000 K — which for which room?
Lighting basicsBulb bases: E27, E14, GU10, GU5.3, G9, G4 — which is which?
Lighting basicsHow many lumens do I really need? A lumen table by room size
Lighting basicsOutdoor string lights: is IP44 enough? Rain, snow, connecting and fixing
Outdoor lightingSafe Christmas lights: windows, curtain lights and the tree
Safety and complianceCE marking on lights: what it really means and how to check it
Lighting basicsLumens, lux, watts, kelvin: what the numbers on a light bulb box mean
Lighting basics