the small, strong helpers for all construction sites, whether it's filling cavities, joints, door or window frames: mixed material can be processed quickly and easily without electricity, the pumps have a patented piston seal so that even overhead work is possible, the pump is dipped with the opening into the pre-mixed material, pulling the piston creates a vacuum that draws the material into the pump chamber, now the mortar can be introduced into joints, frames or cavities using piston pressure. Technical advantages at a glance: no power supply required, very suitable for overhead work, available with various outlets (slot, round outlet), patented piston seal, light and handy, for mortar, suspensions and plasters up to 4 mm grain, also with filling hose for filling cavities, sealing kit can be ordered as a spare part, easy to handle and clean

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