Uncategorised Archives - Heat, Space and Light Ltd

90mm semi-rigid radial MVHR ducting installation in London deep energy retrofit

9 August 2021Patrick Leave a comment

90mm semi-rigid ducting in webbed joists and passing through core-drilled blockwork wall for MVHR system

The first fix MVHR installation of a 90mm radial ducted Mechanical Ventilation with Heat Recovery (MVHR) system continues. Designed and supplied by Heat, Space and Light Ltd and installed by our friends at Apex Ventilation, the MVHR system forms part… Continue reading →

When spacing for MVHR ducts is tight, a combined intake-exhaust grille may be the solution

24 January 2018Patrick 4 Comments

Building Regulations requires that an MVHR’s intake grille (bringing fresh air into the property) and the MVHR’s exhaust grille (exhausting air from the property) should be 1.5 metres apart from each other. This is to prevent the system from sucking… Continue reading →