We've recrunched the numbers to give you the latest 'payback times' for a small solar panel system.
27 Sep 2011 |
They're not cheap to install, but incentives have reduced the payback times for solar photovoltaic (PV) systems.
Performance and price have greatly improved since our last test of CFLs.
4 Aug 2010 |
We test 15 "warm white" CFL bulbs of about 15W, including screw and bayonet fittings in a variety of shapes.
Energy efficiency awards and league tables for retailers recommended by CHOICE commissioned report
2 Feb 2010 |
Improving energy efficiency can save costs and lower electricity supply costs in the future, as well as reduce our carbon emissions.