Upgrade existing systems without increasing initial pressure drop. Cost of filter operation is reduced while higher quality of air filtration is provided. Non-woven, fine fibered media laminated to rigid backing holds pleat formation. Encased in Kraft board frame. Note that P19 is applicable to CM 600M & MAX 800 to P20.

• Dust Guard style "B" prefliter material 1" thick unsupported, no frame, 35%, efficient, ASHRAE test method.
• Quoted on sq. ft. basis. Rolls approx. 63" wide, 90' long.
• Special cuts available, Reference "B"