Mark 80 Series

Mark 80 Series

Self-Operated, No External Power Source

Mark 82 Series

Mark 82 Series

Internal Piloted

Mark 85 Series

Mark 85 Series

Controlled Failure Option

Mark 86 Series

Mark 86 Series

Ambient Temperature

Mark 87 Series

Mark 87 Series

Externally Piloted

Mark 89 Series

Mark 89/89MX

Three-Way, Diverting or Mixing Service

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