Water seal for 1 to 10 gallon per hour input.

• Protects stored distilled water against airborne impurities
• Prevents organic vapors, alkali, and acid gases from entering the tank

Effectively filters out all dust and particles from air with 100% efficiency, even with particles as small as 0.2 µm. Under normal conditions, one cartridge lasts 60 days, or until 1000 gallons of distilled water have been drawn from the tank. A simple screw cap makes changing of filters quick and easy.