Specifications Long working life than usual Large dust holding capability Lower pressre drop CE, ISO certification LWF-630G Ceiling filter Media rolls F5/EU5; Roof filter media ; Nonwoven filter materials. Advantages: Termal bonded polyester fibre Enhances laminar air flow patterns Treated with special adhesive to prevent dust loss due to vibration Media with PE scrim backing Application: For use as fine filtration in air conditioning devices and installations, particularly final filtration in automotive spraybooths and drying carboinets. Media: Polyester fibre. EN 779:2002 filter class: F5 ASHRAE 52.2:2007 filter class: MERV10 Arrestance efficiency: 98%. Temperature: 80.C -100.C Max.in continous service. Fire rating: UL900. Specification: Type LWF-630G LWF-600G LWS-600G LWN-600G LWS-560G Material Polyester Polyester Polyester Polyester Polyester Avg.arrestance (%) 99 98 98 97 97 Air velocity (m/s) 0.25 0.25 0.25 0.25 0.25 Rated air flow (m3/h) 900 900 900 900 900 Initial resistance (Pa) 30 35 45 35 35 Final resistance (Pa) 450 430 430 450 450 Dust holding (g/m2) 650 580 620 580 620 Class (UL900) F5 F5 F5 F5 F5 Anti-humidity (%) 100 100 100 100 100 Anti-temp. (.C) 120 120 120 120 120 Thickness (mm) 25 22 22 25 22 Roll size (m) 1.6*20 2.4*20 2.0*20