tungsten lamps - Tungsten lighting information

Tungsten filament or GLS (general lighting service) is the oldest and most common light source. Light if produced by a current passing through a filament held in gas, causing it to heat up and glow.

Type of light - a warm, flattering and cosy light
Voltage – 240V
Lifespan – approximately 1,000 hours
Colour temperature – approximately 2,900 degrees Kelvin

Advantages
&bull Cheap and widely available, which means bulbs are easy to use and replace
&bull Provide an instant light, bulbs don’t need to warm up first
&bull Produce a warm light with good colour rendering
&bull Available in a wide range of shapes, sizes, types and wattages
&bull Bulbs don’t contain toxic chemicals
&bull Dimmable

Disadvantages
&bull Least efficient light source with the shortest life span
&bull Frequently switching a tungsten light on and off can reduce it’s life span
&bull Bulbs get very hot
&bull Must not be placed too close to flammable fabrics
&bull Outdoors bulbs can crack if turned on in cold conditions as the glass that is used is so thin.

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light bulbs

Information about the wide range of bulbs out there, including energy saving options.

choosing a light source	- information on the different light sources
compact fluorescent	- information on compact fluorescent, known as energy saving lamps
energy saving wattages	- chart of energy saving equivalent wattages
fluorescent lamps	- information on fluorescent lighting
LED lights	- LED lighting information
Light Bulb Caps	- Light bulb cap information
low voltage halogen	- low voltage halogen lighting information
mains voltage halogen	- mains voltage halogen lighting information
tungsten lamps	- Tungsten lighting information

lighting regulations

Information about the legal requirements regarding lighting within your home.

bathroom zones	- diagram and explanation of bathroom lighting zones.
building regulations	- information on regulation for wiring your home and Part P
childrens lights	- information about the regulations affecting children's lights
IP numbers table	- details on what the different IP numbers mean.

lighting rooms

Guidance notes on what to consider when buying lights for a particular room in your home.

lighting a bathroom	- information about how to light a bathroom.
light for bedrooms	- information on how to light a bedroom.
children's rooms	- information about lighting a child's bedroom
dining room lighting	- how to light a dining room
hallways and stairs	- information about lighting your hallway & stairs
home offices	- information about what to look for in home office lighting
kitchen lighting	- information about lighting for your kitchen
living room lighting	- information about what to consider when choosing lights for your living room
outdoor lighting	- information about what to consider when selecting lights for outside