All filters can be made of standard materials or plastic (fiberglass reinforced polyester)
- Continuous seawater filter (antimoluscos) for: firefighting pumps, ballast (IMO), air conditioning, machine cooling.
- Simple and duplex filter for mineral oil circuit.
- Filter protection of osmosis equipment.
- Filter for compressed air lines. Elimination of water and oil through a special design.
- Filter for the protection of plate heat exchangers.
- Filter for the transport of live fish “life-stock”.
- Combined valves: isolation and control in a single body, as a by-pass station in ship steam turbines (see boiler and steam turbine).