QF-019D-I 1/2'' TUBE – 1/2'' FEMALE THREAD WATERRO QF-019D-I is a Quick Fit straight connector with a female thread, designed for connecting 1/2-inch Quick Fit tubing to a 1/2-inch female-thread connection in reverse osmosis and water treatment systems. The Quick Fit connector enables fast, tool-free installation and a secure, watertight connection. The connector can be reused, making it a reliable solution for water treatment systems. Technical specification Parameter | Value Product | Quick Fit straight connector with female thread Model | QF-019D-I Connection A | 1/2" Quick Fit tube Connection B | 1/2" female thread Configuration | Straight connector Application | Reverse osmosis and water treatment systems Main advantages Straight Quick Fit connector 1/2" Quick Fit tube connection 1/2" female-thread connection Fast Push-Fit installation Watertight connection Reusable connector No special tools required Suitable for RO and water treatment systems