The Rectorseal PRO-FIT 1/2 Quik Cnect Union is an innovative push-fit connector designed for efficient and secure connections of refrigerant lines. This fitting allows for quick assembly without the need for open flames, brazing, or swaging, making it ideal for refrigeration applications. Its robust brass construction ensures durability and resistance to corrosion and UV exposure, while the patented double O-ring and grip ring seal design provides leak-free connections suitable for both CFC and HCFC refrigerants. With a length of 5.31 inches, width of 4.72 inches, and height of 4.13 inches, this connector is compact yet effective in facilitating rapid installations. The sight window feature allows for easy verification of connections, enhancing user confidence during installation. The PRO-FIT Quick Connect system covers a range of line set sizes from 1/4" to 7/8", offering various configurations such as unions, elbows, reducers, and more—making it an essential component for mini-split installations.