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150x150….1000x1000;
Square opening;
Leak-tightness: max. 5% according to DIN 19569;
non-rising stem;
Shut-off and control penstock with a compact design (closed frame design); four-side sealing, made of stainless steel, for wall mounting. Especially sturdy design with separate sliding and sealing system. Suitable for use in wastewater applications, water treatment plants, in stormwater retention basins and in flood protection.