(0.1)
Non- potable water piping shall be identified by markings that are permanent, distinct and easily recognized.
(1)
Non- potable water piping and outlets shall be identified and marked in accordance with CAN/CSA-B128.1, “Design and Installation of Non-Potable Water Systems.”
(2)
A sign containing the words NON-POTABLE WATER, DO NOT DRINK shall be in letters at least 25 mm high with a 5 mm stroke and posted immediately above a fixture that is permitted to receive non- potable water.