Description
The Sterling-Sterlco T564-03-0000 is a self-contained, thermostatic radiator/return-air regulating valve engineered for precise temperature control in hydronic heating and steam distribution systems. With a 1-1/4″ connection size, a sensing range of 100°F to 175°F, and a 6-foot copper capillary sensing bulb, this valve delivers reliable, automatic flow modulation without the need for external power or controllers.
Key Features
- Self-contained thermostatic operation — no external power required
- 1-1/4″ valve body for compatibility with standard hydronic and steam piping
- Operating temperature range: 100°F to 175°F
- 6-foot copper capillary sensing bulb for remote temperature sensing
- Automatic flow regulation responds directly to system temperature changes
- Designed for radiator and return-air regulating applications
- Durable construction suited for demanding HVAC and hydronic environments
Specifications
- Brand: Sterling-Sterlco
- SKU / Part Number: T564-03-0000
- Connection Size: 1-1/4″ (1.25″)
- Valve Type: Radiator/Return-Air Regulating Valve (R/A)
- Temperature Range: 100°F – 175°F
- Sensing Bulb: 6 ft copper capillary
Applications
- Hydronic heating systems requiring automatic flow control
- Steam and hot-water radiator supply or return lines
- Commercial and industrial HVAC temperature regulation
- Return-air temperature control in district heating or building hydronic loops
The Sterling-Sterlco T564-03-0000 is the dependable choice for HVAC professionals who need accurate, maintenance-friendly thermostatic control in hydronic and steam applications. Its self-contained design simplifies installation and reduces long-term service requirements.
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