Sawtooth roofs
This traditional daylighting method is mostly used in industrial buildings, but is now making a comeback in homes.
Sawtooth roofs are making a resurgence in...
Clerestory windows
Traditionally narrow bands of windows across the tops of buildings, but now seems to include any 'higher-than-average' window.
Clerestory windows allow daylight in without compromising...
Globe age and lumen depreciation
Find out how different types of globes deteriorate over time, and what effect that has on the quality of they light they produce.
When...
Luminous efficacy
Luminous efficacy determines how much light you get for the power you use - and there are huge differences between globe types.
Luminous efficacy differs...
Warm-up times
Compact fluorescent lamps (CFLs) in particular may require a certain amount of time to reach their full brightness.
CFLs in particular are prone to...
Light tubes
Similar to skylights, these tubes bring subtly daylight into your house and are easily disguised as light fittings.
Light tubes are like a skylight, but...
Transoms and fanlights
These small windows are usually placed above doors, and often allow both improved lighting and ventilation.
Transoms and fanlights are as decorative as they are...
Performance considerations for lighting
Not all lighting is equal - and nor is it designed to serve the same practical purpose, or provide the same 'feel'. Read about...
Light emitting diode (LED) light globes
LED globes, or 'solid state lighting' is fast becoming the lighting of choice thanks to its amazing efficiency and long life.
Some LED globes can...
Light globe types
Different types of globes offer different advantages in different situations. Choosing the wrong type can easily cost you much more in the long run.
The...