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Energy-efficient lighting | What is the cheapest energy? The energy that is not used! | Learn | En | Maison ERE 132 - Bâtir, c'est choisir! Vitrine d'excellence en écoconstruction
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PHILIPS LED Ultra Efficient Light Bulb A Label Energy Rating [Cool White 4000K - E27 Edison Screw] 60W A60 Clear. for Indoor Home Lighting : Amazon.co.uk: Lighting
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