QF-028-I 1/2'' MALE THREAD – 1/4'' TUBE WATERRO QF-028-I is a Quick Fit straight fitting with a male thread, designed to connect a 1/2-inch male-thread connection to 1/4-inch Quick Fit tubing in reverse osmosis and water treatment systems. The Quick Fit fitting enables fast, tool-free installation and a secure, leak-tight connection. The straight design is suitable for compact and professional water treatment system installations. Technical specifications Parameter | Value Product | Quick Fit straight fitting with male thread Model | QF-028-I Connection A | 1/2" male thread Connection B | 1/4" Quick Fit tubing Configuration | Straight Application | Reverse osmosis & water treatment systems Key benefits Straight design 1/2" male-thread connection 1/4" Quick Fit tubing connection Fast Push-Fit installation Leak-tight connection Reusable No special tools required Suitable for RO and water treatment systems