TesT Lab Get ready for winter

Light bulb fittings

energy-saving light bulbs are available in a range of fittings – large screw (e27), small screw (e14), bayonet (b22) and two-pin GU10.
For more details go to www.which.co.uk/bulbfeatures

The best ways to stay warm, advice on keeping costs down and information on grants and discounts

Grants and discounts

energy-saving light bulb brands

buying bulbs

fRee InsuLaTIOn
Get free or discounted loft and cavity-wall insulation from suppliers including British Gas, Eon, Npower and Sainsbury’s Energy. Most people are entitled to some help, with the over-70s, low-income households and those on certain benefits getting the best deals – but you need to act now as these offers are set to expire by the end of 2012.
Some companies only offer deals to their customers, while others are open to all. For more information go to www.which.co.uk/insulate.

OsRaM Tested 14

WInTeR fueL PayMenT

Winter comforts

Best Buys and advice to save money and keep your home warm

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www.which.co.uk

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28 Which? November 2012

800 LuMens and abOve
1

Ikea Sparsam 15W 301.494.53

£10

15

820

cFL

3

2.10

28

HHHH

OsRaM Duluxstar 21W

£3

21

650

cFL

3

1.84

0

HHHH

HHHH

3

OsRaM Dulux Superstar 30W

£11

30 2,000 cFL

4.19

49

£4
£6

20 1,200 cFL
20 1,160 cFL

2.73
2.79

68
60

HHHHH HHHH
HHHH HHHH
HHHH HHH

LuMens and WaTTs
Lumens (lm) indicate how bright the bulb is, and watts tell you how much power it uses. An old 40W incandescent bulb would produce approximately
200-500lm, and a 100W incandescent somewhere between 900-1,300lm.

HHHHH HHHHH 78%

2

4 Ikea Sparsam 20W 201.981.42
5 PHILIPs T65 Softone
600 TO 800 LuMens

£29

12

650

LED

1.84

0

HHHH

£2.50

12

715