Profile: White Rose Non Wovens Ltd. supplies air filter products and associated air filter materials for use in HVAC, gas turbine, and paint spray processes. We also provide filters that are used within hospitals and in the pharmaceutical, health, gas adsorption and food industries, helping to provide clean air for people & their environments. Our pleated panel air filters are available in grade G4 utilizing either polyester or polypropylene synthetic media which is bonded to a support mesh. They are used as filters in their own right where a standard pad filter is inadequate, or as pre filters to protect higher efficiency filters. They are used in general HVAC and varying filter systems.