Pipe thread connection

In the Pump Exchange, the pump pipe thread is specified, i.e. the connection thread on the suction and pressure side. This is stated in mm (G) if the thread is inside or outside.
If any couplings / valves are required - please contact Wilo Customer Support, e-mail: admin@thepumpexchange.co.uk 
Connection G
mm tum
6 1/8"
8 1/4"
10 3/8"
15 1/2"
20 3/4"
25 1"
32 1/¼"
40 1/½"
50 2"
65 2/½"
80 3"