There are numerous problems associated with conventional mini-blade dampers. Some common weaknesses of conventional dampers are their inability to operate in icing conditions, and their lack of insulating or sealing capabilities in cold climates. One system incorporates our time-tested sliding door technology. Another approach utilizes top or bottom pivot ventilation doors. Both versions of the PS Ventilation Damper Doors utilize welded structural framing for dependable durability, minimal moving parts, and fewer components within the opening to maximize air flow capabilities.
Insulated panels are also available when beneficial.
Automatic, Computer Controlled Sliding Ventilation Doors With Exclusive Ice Buster Package. Shown Open In Extreme Icing Conditions. Air Intake Opening Measures 48 x10 . For Top Pivot Intake Dampers. The key to proper air flow is having a system designed for your specific needs.