This 3D model represents a universal cap for water pipes with ISO Pipe Threads, specifically dimensioned at 65.71mm (G65.71x2.309 Class A Right-handed threads). Originally designed for a pool water pipe connected to a heat pump for winter storage, this cap can also be used for any water system with compatible thread dimensions. The cap provides a secure fit and ensures proper sealing during the off-season. Perfect for outdoor applications, pool maintenance, and other water system closures. It does not provide water sealing only works as a cover so dust and other things doesnt get into the pipe