Designed for pipes, these fittings with internal threads are for creating strong and reliable connections in your plumbing system. Whether you're installing lines or repairing existing ones, these fittings ensure a secure and leak- connection. Their construction makes them suitable for both home and industrial use, providing a long-lasting solution for your plumbing needs. Features -Color:White -Material:PVC -Size:4.00X2.80X2.10cm/1.57X1.10X0.83in -Diameter:21.3mm -Reliable performance: the pvc female threaded adapter is engineered to provide a reliable and secure connection between different types of pipes and fittings -Smooth and tapered design: the smooth surface and tapered edges of the fitting ensure a tight and leakfree connection, enhancing the efficiency of your plumbing system -Wide range of applications: ideal for use in irrigation, underground sprinklers, cold water supply lines, fire sprinklers, rainwater collection, and swimming pools, this adapter is highly versatile -Easy to connect: with a slip opening on one end and internal threads on the other, this adapter allows for quick and easy connection of various pipes -Pressure system compatibility: suitable for cold water pressure , including irrigation, swimming pools, spas, potable water, underground sprinklers, and chilled water applications Package list: 8 x internal thread pipe joints