Mark 87 Series
Externally Piloted
The Mark 87 piloted temperature regulator is the sliding gate valve engineered to provide wide rangeability, and greater accuracy, for a variety of temperature control applications. Designed with the same technology as the Mark 80, the Mark 87 is a piloted temperature regulator that offers quality and performance. It can be used where larger line sizes and higher flow rates are required.
- Sliding gate seats provide straight-through flow for reduced turbulence and quiet operation
- Short stroke for fast response and accurate regulation
- Easily interchangeable Cv’s
- Tight shutoff
Sizes: 1/2″ – 6″ (DN15 – DN150)
Body Material: Ductile Iron, Carbon Steel, Stainless Steel, Cast Iron
End Connection: Threaded, Flanged, Socket Weld, Butt-Weld
Cv (Kv): up to 395 (up to 340)
Seat Materials: Jorcote
Control Range: -20°F (-29°C) to 450°F (232°C)
Benefits of the Sliding Gate
Read on to learn the benefits of owning sliding gate regulators and control valves.
Sliding Gate Valve Overview
Watch this video for an overview of Sliding Gate Pressure Regulators and Control Valves
Sliding Gate Videos
Learn more about the sliding gate seat design by watching these videos.
Temperature Regulator Applications
What types of applications are temperature regulators the choice? Read on.
- EC Declaration of Conformity/PED:
Mark 87: 1-1/4″ – 6″ - CRN Number
Mark 89/89MX: 1-1/2″ & 2″
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