The Berlin filter by AstralPool has guaranteed
efficient filtration for all types of private and public
pools worldwide for more than two decades.
Berlin filters are available in diameters ranging from 500 mm to 1200 mm, so they can be installed in large-volume pools.
Sand filters wound in polyester resin and fibreglass.
Glossy satin finish, with anti-dust protection by means of a "flash" of transparent polyurethane varnish.
Lid Ø 230 mm with screw closing, injected.
Equipped with manual air and water purge and pressure gauge and side selector valve.
6 ( 1 ) way side selector valve for filtration, washing, rinsing, recirculation, emptying and closing operations, on Ø 500, Ø 600 and Ø 750 models.
Maximum filtration velocity: 50 m³/h/m².
Maximum working pressure: 2.5 kg/cm².
Bayonet valve: 1 ½''' code 20569 / 2'' code 28512.
Screw valve: 1 ½'' code 73950 / 2'' code 07444 / 2 ½'' code 24837.
Automatic valve: 1 ½'' code 72433 / 2'' code 72434.