Berlin filter, 500 mm, 4 Bar, 1-1/2'' Side without MPV

Bobbin-wound sand filters in polyester/fibreglass resin.
• Cover of Ø 240 with screw closure, die-injected for diameters up to 900 mm. Cover of Ø 400 with screw closure, in polyester/fibreglass for Ø 1050 and Ø 1200 mm.
• Blue satin-finish, with dust protection with a clear polyurethane flash coat for Ø 500, Ø 600, Ø 750 and Ø 900. Blue finish for Ø 1050 and Ø 1200.
• Equipped with collectors and diffuser of highly resistant PVC and PP plastic.
• Fitted with pressure gauge and manual air and water bleeder valves. For models of Ø 900, Ø 1050 and Ø 1200, includes sand drain of 2” sand purge.