Send the following on WhatsApp
Continue to ChatBurkert 142031 -Type 8631 TopControl ON/OFF https://www.process-valves.com/product/burkert-142031-type-8631-topcontrol-on-off/
Burkert 142031 -Type 8631 TopControl ON/OFF https://www.process-valves.com/product/burkert-142031-type-8631-topcontrol-on-off/