The Danfoss FHD-T thermometer is a compact accessory designed for wet underfloor heating systems. It is installed directly into the seats of Danfoss FHF-BV ball valves on manifolds and collectors, allowing convenient monitoring of the current flow or return water temperature without the need for additional tools or measuring instruments.

• Measuring range 0–60 °C – covers the full operating range of wet underfloor heating systems
• Dial diameter 35 mm – clear and easy-to-read indicator
• Designed for installation in the seats of Danfoss FHF-BV ball valves
• Maximum operating pressure 6 bar
• Brass body – durable and reliable over the long term
• Easy insertion and removal without dismantling the pipework