Western Australian Consolidated Regulations Western Australian Consolidated Regulations (1) The waste water
from glass and teapot washers shall discharge into an approved 24 gauge copper
or brass funnel which shall be trapped and vented in a similar manner as for
baths and troughs.
(2) The waste pipe
attached to the fixture shall terminate one inch above the top of the funnel.
(3) An independent
stop‑cock shall be provided for each fixture.