AS-SERIES
BOREHOLE CYLINDER
The
Jooste (AS) borehole cylinders comprises of a stainless steel tube, a piston
with a single groove and ring attached to a rod and foot valve made from non
corrosive polyethylene and polyurethane materials. These models are used in
boreholes with a total head of up to 60 meters and have a stroke length of
320mm (12.5″)