Nuova DLM Valves top entry can be easily serviced without removing the valve from line. The sliding seat with crown gear offers a fast and efficient wat to removing the ball during mainteneance.
Valves are available in full or reduced port. Valve bodies are cast and internal components are manufactured from forged material.
Anti blow out stem design permits the replacement of stem seal with the valve in fully closed position.
The stem seal integrity is achieved with three seals, two o-rings and a firesafe graphite gasket.
Anti blow out stem design permits replacement of the graphite gasket whilst the valve is under pressure.
Provision for emergency sealant injection is fitted as standard.