Astralpool Sail Filter for swimming pool mod.750. Manufactured in polyester resin and fiberglass, with excellent finishes. Equipped with a transparent cover with a ring-shaped closure with screw, and 1 "threaded easy-to-remove manifold arms. The connections for the 6-position selector valve include: filtration, discharge, closing, washing, rinsing and recirculation. Equipped with water and air discharge pressure gauge manual Maximum operating pressure 2.5 bar.