Vapour Barrier 3mm Foam Underlay

Our Vapour Barrier 3mm underlay is a 15m2 wood/laminate underlay suitable for domestic installations. The built in moisture barrier will prevent moisture migration from the subfloor and has an excellent resistance to fungi, mould and bacteria.

Impact Rating
Reduces by 20 dB

With 100% recyclable polyethylene foam, the Vapour Barrier underlay is eco-friendly underlay looks after the environment in more ways than one – and being dust-free, Barrier is cleaner and easier to install, with less clearing up needed afterwards. The 20dB imapct sound reduction will also help to reduce impact noise levels.

• Damp Protection – a clear vapour barrier on one side stops moisture rising from the subfloor.


• Impact Support – the perfect level of support, guarding against excess wear and even high impact damage.


• Lightweight – Barriers certainly easy and safe to lift and handle thanks to its ultra-lightweight PE foam.

This underlay is designed for those wanting specialist, contract or high performance at great value prices. With added-value technical benefits such as thermal insulation, vapour barrier lamination, acoustic management, high traffic resilience and underfloor heating enhancement. Vapour Barrier is one of those such products.