Active flow control without moving parts, only by means of current effect, large diameter free passage. Wet installation, fixing in the upper manhole by means of dowels against a perfectly vertical flat wall before a reservation on the structure.
Flat logarithmic spiral-shaped body in 1.4301 stainless steel with quadratic inlet pipe, PVC mounting plate, stainless steel quick-release cable, interchangeable outlet diaphragm, small mounting material.
Ready to mount, adjusted to the required flow rate, including hydraulic dimensioning, data sheet. The load is measured from the controller axis.