美国进口
Imported from USA

Comfort-Trol区域控制阀(已停产)
Comfort-Trol Zone Control Valve (obsolete)


美国贝尔-高赛特
Bell & Gossett

A heat motor operated valve designed for zoning hydronic heating/cooling systems utilizing baseboard, convector and fan-coil terminal units.

Comfort-Trol Zone Control Valve is specially designed to meet the most demanding requirements of residential, institutional and commercial hydronic heating and cooling systems.

Features and Benefits

  • Silent-running heat motor saves power via intermittent energizing.
  • Unique double torsion spring opens and closes smoothly, prevents water hammering, assures positive shut-off.
  • Leaf-type stack switch with blade terminals allow fast installation under baseboards or wherever space is limited.
  • Available in 3/4″ sweat body connections.

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.

Some tools require a registered account: New User Registration | Existing User Password Help

ESP-Design Plus Bell & Gossett: Multi-Stage, Pressure Booster Packages, Wastewater, Vertical Turbines
ESP-Plus Bell & Gossett Pump Selection: Circulators, End Suction, Closed-Coupled, Inline, Double Suction
ESP-Tanks Bell & Gossett Compression/Expansion Tanks and Accessories (downloadable app)
ESP-Thermal Bell & Gossett Gasket Plate & Frame and, Brazed Plate Heat Exchangers
ESP-UTUBE Bell & Gossett U-Tube Heat Exchangers
ESP-Parts Parts Selection
Steam-2000 Steam 2000 Selection
Steam-1140 Series 1140 Steam Service Regulators
Water-1140 Series 1140 Water Service Regulators
Steam-Traps Steam Traps Selection
CAD Drawings CAD Drawings
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
Mobile Catalog iOS iPhone & iPad Mobile Product Catalog
Mobile Catalog Android Android Device Mobile Product Catalog