Description
Bi-Directional Filter Drier – QDX-4
This bi-directional filter drier is designed for HVAC and refrigeration systems to help remove moisture and contaminants while allowing refrigerant flow in either direction. QE Quality’s category listing describes its bi-directional copper filter driers as featuring dual cup screens for maximum filtration, sealed and scored ends for easy break-off, and extended outlets sized to accommodate capillary tubes. A QE Quality catalog snippet and reseller listing identify QDX-4 as the 25 g model in this series. :contentReference[oaicite:0]{index=0}
Standard Features:
- Product type: Bi-directional filter drier
- Model/Part number: QDX-4
- Type: Copper pencil filter drier
- Desiccant size: 25 g
- Bi-directional refrigerant flow capability
- Dual cup screens for maximum filtration
- Ends are sealed and scored for easy break-off
- Extended outlets sized to accommodate capillary tubes
- Designed for HVAC and refrigeration service applications
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