How much duct space do you need around the house for an MVHR system?
The most common question I’m asked by people interested in mechanical ventilation with heat recovery (MVHR), low energy building design or Passivhaus is: How much space do we need for the ducts in an MVHR ventilation system? Variations to the question include: How big is the MVHR unit itself? How big are the ducts? Will … Read more