美国进口
Imported from USA

Hydrotrol流量控制阀
Hydrotrol Flow Control Valves


美国贝尔-高赛特
Bell & Gossett

The Hydrotrol (HT) flow control valve is used to prevent overheating of zones due to gravity flow in hydronic heating systems and will permit summer-winter operation of indirect water heater.

Features and Benefits

  • Prevents rooms (zones) from overheating due to gravity circulation.
  • Elastomer seal provides positive, shutoff eliminating the need for an isolation valve.
  • Brass body and non-ferrous internals.
  • Straight-Angle configuration allows for quick and easy installation.
  • Vertical design option saves installation time and material.
  • Turn knob for system draining or valve bypass.
  • Compact, light weight design.

Bell & Gossett offers several useful engineering tools for easy sizing of every area of a building. Simple to navigate software gives you accurate information and up-to-date documentation downloadable straight into your submittal package.

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ESP-Tanks Bell & Gossett Compression/Expansion Tanks and Accessories (downloadable app)
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ESP-Parts Parts Selection
Steam-2000 Steam 2000 Selection
Steam-1140 Series 1140 Steam Service Regulators
Water-1140 Series 1140 Water Service Regulators
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System Syzer System Syzer (available online, PC download, and iOS app)
System Syzer Psychrometry System Sizing related to coil cooling (link downloads .exe file)
Steam-Pipe Steam Pipe Sizing
Steam-Loss Steam Loss Through Failed Trap
Flash-Steam Flash Steam Sizing
Condensate-Pipe Condensate Pipe Sizing
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