Drayton RT212 Thermostatic Radiator Valve - White

The Drayton RT212 is a high-quality thermostatic radiator valve designed to provide efficient and ...

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eBayDrayton RT212 TRV Thermostatic Radiator Valve Sensing Head
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Travis PerkinsDrayton RT212 TRV 15mm Straight Valve
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Product Information

Full details

The Drayton RT212 Thermostatic Radiator Valve is ideal for homeowners looking to improve energy efficiency through individual room temperature control. It features a responsive liquid sensor for precise comfort management, though it requires a compatible radiator system and professional installation to ensure optimal performance. This white-finished valve is a reliable, Keymark-approved solution that combines modern aesthetics with essential frost protection and a positive shut-off function.

All features

ColourWhite
Model Part Number08 09 2015
BrandDrayton

Extended Product Information

FAQs

Can I install the Drayton RT212 vertically?

Yes, the reverse-flow body design allows for both vertical and horizontal mounting.

What is the frost protection setting?

The valve includes an 8degC setting that prevents the radiator from freezing during low temperatures.

Does this valve work with all radiator types?

It is designed for standard water-filled radiators, but verify your existing pipe diameter and thread compatibility before installation.

What does Keymark-approved mean?

It signifies that the product has been independently tested to meet high European standards (EN215) for accuracy and reliability.

How do I maintain the temperature accuracy?

Ensure the valve head is not obstructed by curtains or furniture, which can trap air and prevent the sensor from reading room temperature correctly.

Troubleshooting

Radiator does not get warm even with the valve set high

The valve pin may be stuck due to inactivity; remove the head and gently depress the pin to ensure it moves freely.

Valve is noisy during operation

This often indicates water is flowing in the wrong direction; verify that your system matches the reverse-flow capabilities of the RT212.

Pros and Cons

Pros

  • Precise room-by-room temperature control
  • Effective frost protection feature
  • Versatile mounting options for tight spaces
  • Meets high-quality EN215 standards

Cons

  • Requires professional plumbing knowledge for installation
  • Not suitable for use as a primary boiler shut-off
  • Visible white head may show dust over time

Setup, Compatibility & Care

For successful installation, ensure your existing radiator piping is compatible with the RT212 reverse-flow body. We recommend hiring a qualified heating engineer, as the process involves draining the radiator system.

  1. Preparation: Turn off the central heating system and isolate the radiator.
  2. Installation: Drain the radiator to allow for valve replacement.
  3. Mounting: Choose the vertical or horizontal orientation that suits your pipe configuration and secure the valve to the radiator.
  4. Testing: Refill the system and check for leaks at the connection points.

To keep the valve functioning correctly, wipe the sensing head periodically with a damp cloth to remove dust buildup, as thick dust can insulate the sensor and cause inaccurate temperature readings.

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