External threaded connection is used in cold and hot water supply systems, heating systems and drinking water supply systems in the place of connection of plastic piping to steel, or to any sanitary appliance with a corresponding external thread with an inch pitch. The threads are made of high quality brass (inch pitch). Can handle the full range of operating temperatures and pressures (depending on the type of pipe). It has compact size and ergonomic shape. Used with all types of KOER plastic pipes and ideal for installation in hard-to-reach areas.
| Size | Article | D | d | G | L | L1 | pcs/boxes |
| 20×1/2″ | K0237.PRO | 28,4 | 19,2 | 1/2’’ | 77 | 40 | 270 |
| 25×3/4″ | K0238.PRO | 34,5 | 24,1 | 3/4’’ | 80 | 40 | 180 |
| 32×1″ | K0239.PRO | 43,1 | 31 | 1’’ | 92 | 45 | 108 |
| Material of the terminations of combined fittings: Brass CW617N nickel-plated | |||||||
