Hydronic heating videos

Danfoss TRV Basics

Introduction to RA2000 thermostatic radiator valves

See how the RA2000 thermostatic radiator valve and operator work together to enhance comfort.

Main components of the RA2000 thermostatic radiator valve and operator

See how the radiator operator works, and just how easy it is to use.

Mounting an RA2000 operator to valve

RA2000 operators incorporate 'snap-on' technology into the design making installation easy.

Explanation of symbols on the RA2000 thermostatic radiator valve

Discover what each of the numbers mean on your radiator operator.

Easy Installation

Replace old TRVs with snap-on RA2000 TRVs

Installation guide for how to replace your radiator operator from an old style to a new Danfoss RA2000 operator with snap-on connection.

Dunham-Bush Vari-Vac system insert installs quickly

Danfoss offers a solution to convert your old Dunham-Bush SWRF B ¾" valves to accept Danfoss Thermostatic Radiator Valves. "You can improve your building efficiency, save money and lower your heating costs.

Customer Testimonials

Discover how TRVs increase efficiency in NYC building

Jack Day, superintendent at The Cloister Building explains how simple upgrades such as replacing steam traps, and installing thermostatic valves on radiators have improved his hydronic system.

Multi-family building in NY lowers costs with TRVs

803 Knickerbocker in Brooklyn, New York applies Passive House design to multi-family cooperative building. The ultra low energy design incorporates Danfoss TRVs and has helped to reduce the buildings ecological footprint.