Designed for use in unventilated cold roofs, Klober’s air-open roofing underlay has outperformed other condensation prevention products on the market.

Heat recovery units Vortice new HR250 Neti heat recovery unit Recent research suggests that there are four key areas which are of greatest importance to architects, specifiers and developers: high thermal efficiency low noise emissions low specific fan power ease of installation These features were all built into the design of both new MVHR units[…]