Polyester and fibreglass drain 515 mm x 515 mm.
Finished with gel-coat. AISI -316L stainless steel grille, with gaskets, flanges and screws. Holes < 8 mm. Outlet connection for gluing. Recommended flow rate 62 m³/h (0.3 m/s). Max. recommended flow rate 103 m³/h (0.5 m/s). With optional hydrostatic valve. Stainless steel AISI-31 grille.