The following are some explanations of fixtures that may be used
for a residence.
(AAV) is an approved venting device installed in place of a
a device installed in the potable water system to
protect the potable
water supply from pollution or contamination.
(see note ** at bottom of page)
is a fixture used to stop excessive pressure in a water system
from thermal expansion in a closed system.
instant hot units at a kitchen sink (to make tea, coffee,
the sink in the bathroom.
the drain, waste and vent system (DWV). ( this does
not (mark 1 in permit box) include a septic
system or a public sewer system )
the cold and hot water piping. ( this does not include a
well (mark 1 in permit box)
system or a public water supply system)
a lift station to pump waste up into a gravity DWV system.
[ install valve with ASSE 1016 rating (set temperature 110 F
to 120 F)] - combination tub & shower -
a kitchen sink or a sink in a kitchen island.
usually floor mounted in a mud room or garage.
installed in basements to remove ground water below the floor
Bath tub only or whirlpool, no showerhead (see note ** at
bottom of page)
device used to reduce the water supply to 80 psi or less.
this line is effective July 1, 2007.
ASSE 1070 approval for Tubs,
Bath (set temp. 110 F to 120 F)
(exception: if an ASSE 1016
valve is installed for tub)
- ASSE 1070 device for
Bidet (maximum temperature 110 F)