This conversion union is designed to connect pool pumps, pool filters, and pool heat pumps with metric 40mm female threaded connections to a 1.5-inch hose screw-on nut. Ideal for standard above-ground pools, it allows easy connection between pool equipment such as filters, pumps, and water heaters using 40mm female thread connections. The metric 40mm threaded end connects to a 40mm female threaded port, while the 1-1/2 inch end fits a standard 1.5-inch pool hose with a screw-on nut. These unions offer a universal fit and thread smoothly onto FIP connectors. The union nuts can be easily loosened by hand for quick disconnection and maintenance. Made from plastic material, the adapters are odorless and safe for pool use. Durable construction ensures long-lasting performance. Color: Gray Material: Plastic Package Contents: 2 x Pool Hose Adapter 1 x Tape 2 x Rings Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.