Description Optimize your rainwater management with our stainless steel Wisy Vortex blind insert, designed to deactivate the filter function of your rainwater filter effortlessly. This ideal solution keeps your cistern or rainwater tank dry during maintenance or winter months by channeling all incoming rainwater directly to the sewer or infiltration system. Simply replace the regular filter insert with the blind insert to block water flow to your storage tanks. Ensure smooth operations and peace of mind with our efficient and reliable blind insert. Upgrade your system today for ultimate convenience and performance! Blind inserts are available for the following WISY filter designs: FS filter collector STFS standpipe filter collector RS rain collector (for all three filter types: height 17.5 cm, suitable for all downpipe diameters Garden rainwater collector GRS height 10.5 cm, suitable for all downpipe diameters Vortex fine filter WFF 100 height: 15.5 cm Vortex fine filter WFF 150 height: 21.5 cm Vortex fine filter WFF 300 height: 27.5 cm
