Crompton Lamps Halogen 78mm Linear 80W R7s Dimmable Warm White Clear Energy Saver

This 80W version of the K14 Halogen linear tube gives out the same amount of light as a 100W, but at the same time saving 20% off the electricity costs. It has an increased life of 2000hrs, the light bulb runs at a slightly lower temperature therefore giving a longer fixture life.Fitted with R7s round (7mm) caps to each end. Commonly used for floodlight replacement light bulbs.

Price: 2.09 from Lightbulbs Direct