Bulbs, Dimming and Technical Advice
Plain-English guides to bulbs, bulb fittings and dimming. Understand warm and cool white light, E14 and E27 fittings, the colour rendering index (CRI), IP ratings and why some LED bulbs will not dim.
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What Is CRI and Why It Matters More Than Brightness?
Warm White vs Cool White: Which for Each Room?
How to Dim LED Lights (and Why Some Will Not Dim)
E14 vs E27 Bulb Fittings: What Is the Difference?
The Ultimate Guide to LED Ceiling Lights: A Comprehensive Overview
Choosing The Right LED's For Your Home
Basic Concepts in Lighting