Highly reliable odor filtration with the AEF-1 Atmospheric Exhaust Filter

Welker’s AEF-1 Atmospheric Exhaust Filter is designed to remove mercaptan odor from natural gas vent lines. This easily installed unit utilizes activated charcoal to absorb offensive odors from constant or intermittent bleed systems.


AEF-1 Atmostpheric Exhaust Filter Features

  • Plastic polymer body (will not rust or corrode)
  • Activated charcoal (other absorbents and desiccants available)
  • Disposable unit for easy maintenance

AEF-1 Atmospheric Exhaust Filter Specifications

Technical data
Inlet Size
¼” inlet
8 ¾” (22 cm) x 4” (10 cm)
2 lb., 3 oz.
Temperature Rating
-40C (-40F) to +66C (+150F)
Working Pressure
Atmospheric conditions