F F FRONT FRONT O F LFG120F Part Number luminum Frame Description Filter Material Gray High Density Foam, UL R HF-1 luminum luminum Uni-grid support on downstream side Matching N N N R R LFGH120 OR OR F T T T F MERV 5 10557 Metric Drive Dallas, Texas 75243 214-340-0265 OrionFans.com RoHS Compliant Information and data is subject to change without prior notification.