When you consider how much time we all spend enclosed by four walls, calculated to be as much as 90%, the need for a high level of comfort within those surroundings is crucial to our well-being. This is where Mechanical Ventilation with Heat Recovery (MVHR) comes into its own as a solution of choice. Here Rupert Kazlauciunas, Technical Product Manager, MVHR, Zehnder UK, tells us more.