Energy-efficient LED lighting for commercial and indoor installations: 600x600 and 1200x600 ceiling panels, fire-rated and commercial downlights, colour and wattage selectable battens, IP65 weatherproof fittings, highbays and corn lamps. Brands include Diamond LED Lighting and Brackenheath. Many fittings come with a 3-hour emergency pack, a microwave sensor or 1-10V dimming.