Auto-balancing TRV4 - Straight 15mm

The Drayton TRV4 Auto-balancing Thermostatic Radiator Valve (TRV) is engineered for professional heating system optimisation, delivering automatic balancing without the need for manual adjustment. Designed for UK domestic heating systems, this 15mm straight TRV ensures even heat distribution, eliminates cold spots, and reduces energy consumption—saving up to 8.8% on heating bills.

Ideal for both new installations and retrofit projects, the RT414 simplifies commissioning and reduces call-backs, making it a go-to solution for installers seeking performance, reliability, and compliance.​

• Auto-balancing technology for optimal flow rate across all radiators.
• Drayton TRV4 Classic head
• Installer-friendly with no need for manual balancing, reducing time on-site and simplifying commissioning.
• Compact and easy access 15mm straight valve and lockshield.
• Proven efficiency and ability to cut customer heating bills by up to 8.8%.
• Keymark certified (EN215) and meets the highest European standards for TRV performance and reliability.

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