IML Lisboa Top filter
IML Lisboa Top filter are manufactured by spraying on layers of polyester resin and fibre glass strands.
The filters has a highly ressistant gel coated surface which remains mechanically resistent despite UVexposure and adverse weather conditions. The rig is available as spares and can be replaced without emptying the filter or removing its internals. Fitted with collector arms 1” and diffuser made from unplasticised. Fitted with pressure gauge, manual water drain cock, automatic and manual air vent cock. Multiport top valve with six positions filter, backwash, rinse, recirculate, waste and closed. With winter special functions
Maximum pressure of working 2.5 kg/cm2