Height adjustable surface box DIN 4057 (service valves)
draggable with dismantling ring for milling off road surfaces
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- Proven angle seat prevents the cover from rattling
- High quality corrosion protection using the GSK fluidised bed epoxy coating system
- The removable mounting ring enables a milling down of the road surface without removing the surface box.
- Height adjustable with extension rings
- Cover secured by stainless steel retaining rod
- Available on request: extension ring for sloping roads