Special valves & tank safety systems
Hygienic vacuum valves are used to secure lines in processing plants against impermissibly occurring vacuums (e.g. after sterilization).
| Item | Sizes |
| Sealing material | EPDM |
| Surface quality in product area | Ra ≤ 0.8 |
| Material quality in product area | AISI 316L |
| Operating temperature | -20...+150°C |
| Other materials and higher surface qualities are available upon request. | |

VARIVENT® vacuum valves are designed to hygienically protect tanks against vacuums. A protection is already ensured when a vacuum surpasses -2.5 mbarÜ. To minimize the cleaning effort and to protect the valve disc against conglutination, the seat ring is non-stick coated.

Hygienic steam inlet valves are used for the monitored supply of steam in containers or tanks.

Back-pressure valves of the Aseptomag® valve line are characterized by their uncompromising stainless steel bellow design.

Overflow Valves Type Q series VARIVENT® are generally used as pressure relief valves in pipelines.
Automated milking has become the first choice for many modern dairy farms. The benefits are compelling, and with a new batch milking solution from GEA, automated group milking for large dairy herds is possible without the need – and expense – of rebuilding existing facilities.
GEA has once again earned the highest rating – Platinum – in the globally recognized EcoVadis sustainability assessment. With a score of 92 out of 100, the machinery and plant manufacturer has improved significantly from last year’s result of 82 points. For the second year in a row, GEA ranks among the top one percent of more than 150,000 rated companies across 185 countries.
At Carlsberg’s Fredericia brewery, GEA VARIVENT valves are part of a long-game strategy. By reusing core valve bodies, retrofitting actuators and control tops, and planning maintenance around brewing seasons, Carlsberg extends asset life, reduces downtime and supports its ambitious water and sustainability targets.