Bonnets for straight-seat valves with rising stem
The bonnets for straight-seat valves have a grease chamber without dead space in the rising stem. There is no room for stagnation water, germs or limestone, and it is therefore considered as legionella-safe. The particularly streamlined design prevents pressure losses and noises. The bonnets get be supplied with or without draining facility.
For emptying the pipes, there is the additional small drain tap, which is arranged in flow direction.
The handwheels are made of tough, very hard and rigid plastic.
