Vexve Oy

Underground ball valves

Applications

• for opening and closing district heating and cooling lines (shut-off valve)
• for underground installations

Available

• in sizes DN 25−800
• full aperture and reduced aperture
• welded heads in accordance with EN (DIN) standard
• at different standard spindle heights
• also available with customized spindle heights
• with extension tubes of different lengths
• with manual transmission, electric or hydraulic actuator
• unpainted
• NOTE! Separate deaeration valves (Vexve 231 / I and 231 / IAP / M)

Features

• fully welded structure
• light
• easy to isolate
• space-saving structure
• easy to install and use
• maintenance free
• long service life
• fully tight in both flow directions (EN12266-1 tightness class A)
• high Kv value (low pressure drop, low pumping costs)
• high quality materials suitable for many different applications
• ball of stainless steel or coated with stainless material
• bearing construction (size classes ≥ DN 600)
• spring-loaded PTFE ball seals
• Non-flying spindle structure
• spindle sealed with two o-rings
• designed and certified in accordance with EN488: 2015 and EHP003