Taking MAREVA pool concrete broom, is a suction part to seal in the pool of your pool during its construction. It allows to connect a manual vacuum cleaner or an automatic hydraulic cleaner, imperative for the maintenance of your swimming pool. Tip: Position your broom hold on the middle of one of the lengths of your pond, preferably the one closest to the technical room and about 10 cm below the water level. Advantages: Easily connect all types of pool robots and vacuum cleaners Optimize handling when connecting a hose, and when cleaning the pool with a minimum of hose length Performance: Pool type: concrete ABS white Internal diameter 50 mm to be glued Thread plug 1 1/2 "External thread 2" Packaging: Supplied with seals, sealing flange and metric screws (without nut)