Cove: Cove luminaire is a slim profile linear fitting with a variety of mounting options. IP43 and rated to IK10 (20 joules of energy). Zinc coated steel body with polycarbonate diffuser held by end caps and secured to body against gasket with screws. Electronic control gear on removable tray for ease of upgrade/ repair with fused plug and socket connector block. Efficacies of >105 lm/W. Suitable for ceiling or optional cornice mounting and finished in smooth white polyester powder coat. Colour Temperature:4000K CRI:>80 LED Lifetime L70B10>110,000h at 25oC ambient. Driver Lifetime up to 100,000h at 25oC ambient.