BATHROOM ZONING

Zone 0: Is the area inside the bath or shower. A minimum rating of
            IP67 is required (protected against immersion in water) and
           only SELV (max 12V) fittings may be used.
Zone 1: Is the area directly above the bath or shower tray and to a
            height of 2.25M. A minimum rating of IP65 is required.
Zone 2: Is the area over the bath tub or shower tray above the sides
            of Zone 1 up to a distance of 60cm. This is the area external
           to Zone 1 and extends vertically 0.6m to a height of 3M.
           An IP rating of IP44 is required.
Zone 3: Is the area external to Zones 0, 1 & 2, to a distance of 2.4M
           from Zone 2 and a height above the floor of 3M. The protection
           required for luminaries in this zone for normal domestic use
           is IP20.
Note: The above are guidelines only. Where water jets are being used for cleaning,
a minimum of IP65 applies.