Has your MVHR unit been making more noise than usual lately, or have you noticed the air quality in your home getting worse? Then there's a chance your MVHR unit needs replacing. But how do you know if a replacement is actually necessary, and can you do it yourself or is it better to hire a certified installer? In this blog, we guide you through the entire process from start to finish: from the signs that your MVHR unit needs replacing, to removing your old unit and balancing your new MVHR system. That way, you'll know exactly what to do and what to look out for.