Immersion Proof Breathers (Free Breathers) permit air pressure equalization, but keep out liquid water.  Immersion Proof Breathers are used on membrane keyboards and similar pressure sensitive equipment that must operate under rain or water submersion conditions.

Access Ports | Breather Valves | Desiccant | Desiccant Breathers | Desiccant Reactivator Units | Desiccators
Filtered Storage Bag Vents | Humidity Indicators | Humidity Meters | Immersion Proof Breathers | In-Line Desiccators
Nitrogen Purge Systems | Observation Windows | Records Holders | Shelter Static Dehumidifiers | Shipboard Mounting Systems
Shock Indicators & Recorders | Temperature Monitors | Tie Down Shelving | Tie Downs | VCI Rust Prevention | Wheelchair Lift