QF-015-L 1/4'' TUBE – 1/4'' DOUBLE O-RING FOR MEMBRANE HOUSING WATERRO QF-015-L is a Quick Fit 90° elbow fitting designed for reverse osmosis membrane housings. It connects 1/4-inch tubing to a membrane housing equipped with a 1/4-inch double O-ring connection. The double O-ring seal ensures a secure, watertight connection without additional sealing materials in compatible membrane housings. The Quick Fit connection enables fast, tool-free installation and is reusable. Technical specification Parameter | Value Product | Quick Fit 90° elbow fitting for membrane housing Model | QF-015-L Connection A | 1/4" Quick Fit tube Connection B | 1/4" double O-ring for membrane housing Configuration | 90° elbow fitting Seal | Double O-ring Application | Reverse osmosis membrane housings and water treatment systems Main advantages - 90° elbow design - 1/4" Quick Fit tube connection - 1/4" double O-ring connection for membrane housing - Secure double O-ring seal - Fast Push-Fit installation - Watertight connection - Reusable fitting - No special tools required - Suitable for RO membrane housings