With the HUMMEL SFE drain valve, you´re on the safe side: 100% watertight and completely airtight. Hygenic air pressure testing saves you time, stress and money. You can also use it ti flush, fill and drain systems.
Make it easier for yourself
Thanks to its airtightness, you can test faster and cleaner - with less effort and freater safety. This tool belongs in everyone´s toolbox, whether for a single-familiy home or a large facility.


Take look
Elegant and impact-resistant. The body of the SFE valve is made of hygienic brass. Covered with a protective polyamide housing, the valve is not only durable but also well-protected against corrosion and impacts.