P11 Waterproof Recessed Profiles require a customised diffuser cover and end caps to ensure water tightness. Specific to P11 profiles these grey end caps are easy to fit and not only ensure water tightness along wide a sealed diffuser or cover but look professional and stylish too. Fitting both make this profile suitable for both interior and exterior applications ensuring water tightness of the light source. One end cap has a hole through for LED strip connection.