The spray head is vandal resistant, requires a special wrench to remove nozzle plate from the
body. For ease of installation, the spray heads are to be mounted upon PEM 538, 3/4" swivel unions. Before pouring
the concrete, the spray heads are to be set to proper level, then enclosed with a 200mm / 8.0" form. After concrete
is cured, remove forms, turn on water and adjust spray heads to suit, then grout in spray heads so that they are appr.
1.5mm \ 0.065" above concrete surface. Spray Aprons are usually supplied with city water going to waste ( PEM 6094/
6212, 4" Drain in center of apron). PEM 32CZ Spray Heads are made of Brass and Bronze.