This product has multiple variants. The options may be chosen on the product page
With the two types of sliders it is possible to close the pipeline completely or to control the outlet. The sliders cause no flow resistance or faults when they are open.
Advantages:
superior roundness
Schmelzer flanged edge
calibrated inside
no unnecessary source of error in the system
for closing and controlling of pipelines
easy closing of the pipeline in order to perform essential maintenance