Moisture causes all sorts of havoc when it accumulates where it’s not supposed to. These are the simple steps you can take to avoid that happening.

Majrex is a sheet membrane and an air and vapour control layer. Its unique one-way filter effect for moisture means its better than any other option out there for condensation control and airtightness. We introduce you.

An introduction to the main concepts for airtightness for UK & Irish contractors and builders.