Exhaust Fans → Bitcoin Mining → Model EL-2 Canarm Ltd. brand 2" Deep (Fixed Blade) Fresh Air Storm Proof Wall Louver - 464 (FPM) Feet Per Minute Velocity Rating (Beginning Point of Water Penetration) Sizes 12" to 72" - Custom Sizes Available
Model EL-2 Canarm Ltd. brand 2" Deep (Fixed Blade) Fresh Air Storm Proof Wall Louver - 464 (FPM) Feet Per Minute Velocity Rating (Beginning Point of Water Penetration) Sizes 12" to 72" - Custom Sizes Available