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Reliable Shutoff for Plant Safety & Product Quality

The Duball DL is designed for harsh pulp & paper applications.
Critical Design Provides Long Service Life, Reliable Performance, and Minimal Downtime.

Designed to provide reliable performance in applications with difficult media and demanding pressure conditions
  • Metal seats with Alloy 6 overlays enable a scraping action 
  • Locked seat rings prevent buildup behind the seats that lead to lockup
  • Spring loaded stem seal packing keeps the packing compressed to mitigate leakage & protect personnel
  • Split bodies mean easier & quicker access when repairs are required
  • Available in valve sizes from 1” to 16” 
  • Alternative seat, body, and ball constructions are available
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(704) 375-4464