406331006

30/30 Dual 9Guaranteed to remain in-service 9 – 12 months while maintaining MERV 9 efficiency. Carries a 5-Star ECI Rating. Rated ISO 16890 ePM2.5-55%.Unique proprietary dual-layer media enclosed in the industry’s strongest moisture-resistant beverage board frame.Has an efficiency value of MERV 9 and 9-A and an ISO ePM-55.Media formed into radial pleats supported with a welded wire grid backing.UL900Guaranteed to last 12 months in commercial duty applications and 9 months in industrial level applications.