Unicel Replacement Cartridge – 40 sq ft | Model 6CH‑940
The Unicel 6CH‑940 is a front-access spa filter cartridge designed for Waterway Vita‑Aber, Vita spa systems, and compatible top-load hot tubs. It delivers approximately 40–45 sq ft of filtration media for superior water clarity.
Key Features:
- 40–45 sq ft of high-quality 3 oz Reemay® spunbond polyester media
- Approximately 225 uniform pleats for maximum dirt-holding and efficient flow
- Compact size: ~6″ outer diameter × ~8 ¼″ length
- Top semi-circular handle for easy removal; bottom uses 1½″ SAE thread connection
- Debris filtration down to ~20 microns with low pressure drop
- Cross-references to Filbur FC‑0359 and Pleatco PWW50P3 compatible designs
Technical Specifications:
- Model / SKU: 6CH‑940
- Filtration Area: ~40–45 sq ft
- Pleat Count: ~225
- Dimensions: ~6″ OD × ~8 ¼″ length
- Top End Cap: Semi-circular handle
- Bottom End Cap: Injection-molded 1½″ SAE thread
- Media Basis Weight: 3 oz/yard polyester
- Micron Rating: ~20 µm
- Weight: ~2.3 lb
Maintenance Tip: Rinse the cartridge gently with a garden hose—avoid pressure washers. Replace every six months to a year depending on usage and condition, or sooner if pressure increases or media appears degraded.
SKU: 6CH-940
