Since its foundation in the 1978 Pola e Massa has been paying special attention to environmental aspects an to get efficient manufacturing processes, offering to the market heterogeneous equipment for filtering.
Some examples:
Canister filter/s

This filtering system uses washable wire-wound cartridges, suitable to be replaced once exhausted.
Gravity filter

It allows to filter processing liquids by a dedicated fabric filter that after unrolling is placed on a dedicated support. Once exhausted, it is automatically replaced by new fabric filter to guarantee high efficiency in the filtering process.