The traditional Fan-Coil filter has the filter media is supported by a coated rigid rod frame. There are three versions available:
• Synthetic G3/G4 material approximately 10-15-20-25 mm thick on wireframe or metal frame.
• Polyurethane foam media normally 60-10mm thick, but the thicker material can be supplied on a wireframe or galvanized profile frame.
The pore size of the foam can be varied to suit requirements, but are usually in the range of 20 to 60 PPI. Handles or tapes/loops can be provided if required. This type of filter can be manufactured to any reasonable size, typically 1200 x 1200 mm max.
Plain Panel Filter is a washable panel used widely in small air conditioning and fan-coil units, warm air furnaces, and electronic equipment cabinets. It is a low resistance filter often used to protect heat exchanger coils from dust, carpet fluff etc.