DN15/DN20 Brass Thermostatic Radiator Valve – M30×1.5mm

DN15/DN20 Brass Thermostatic Temperature Control Valve

Take smarter control of your home heating with this durable DN15/DN20 Brass Thermostatic Temperature Control Valve. Engineered for reliable, self-regulating performance, this angle valve automatically adjusts flow based on ambient air temperature — no external power supply or manual intervention required. It's an energy-efficient upgrade for any radiator or hydronic heating system.

Made in Mainland China.

Why Choose This Thermostatic Valve?

• Solid Brass Construction: Built from high-quality brass for lasting durability and excellent resistance to rust and corrosion.
• M30x1.5mm Valve Head Thread: The standard M30×1.5mm threaded head ensures compatibility with most thermostatic radiator heads and a secure, leak-free fit.
• Flexible Installation: Can be installed vertically or at up to an 85° tilt, giving you the flexibility to fit tight or awkward spaces.
• Self-Regulating & Energy-Saving: Senses ambient room temperature and automatically modulates flow to maintain your comfort level — helping reduce unnecessary energy use.
• No Power Needed: Completely passive operation — no batteries, no wiring, no hassle.
• Wide Temperature Range: Rated for ambient temperatures from -50°C to 60°C, suitable for demanding environments.

Specifications

Package Contents

• 1 × Angle Temperature Control Valve Body (Thermostatic head not included)

Note: Actual colour may vary slightly from images due to monitor brightness and lighting conditions. Please allow for minor measurement tolerances.

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Further Reading

For guidance on energy-efficient heating systems and how thermostatic valves contribute to home energy savings, visit the U.S. Department of Energy – Thermostats & Heating Controls.

Learn more: Thermostatic mixing valve

Frequently Asked Questions

Q: What sizes does this brass thermostatic control valve come in?

A: This valve is available in DN15 and DN20 sizes, making it suitable for a wide range of residential and light commercial radiator and heating system pipework.

Q: Does the thermostatic head come included with this valve?

A: No — this listing includes the angle temperature control valve body only. The thermostatic radiator head (actuator) is sold separately. The M30×1.5mm thread is compatible with most standard thermostatic heads available on the market.

Q: Does this valve require electricity or batteries to operate?

A: No. This is a fully self-regulating thermostatic valve that requires no external power, batteries, or wiring. It operates purely by sensing ambient air temperature and adjusting flow automatically.

Q: At what angle can this valve be installed?

A: The valve supports installation from vertical (upright) through to an 85° tilt, providing flexible positioning options for different pipe layouts and installation environments.