External Wall Insulation (EWI) Slab is a medium density compression resistant, water resistant, mineral wool slab. It’s fireresistance removes the need for fire barriers, giving simple, quick and economical insulation for external wall insulation systems. It is designed to thermally upgrade existing buildings some of which may be hard to treat.
EWI - External Wall Insulation Slab
Non-combustible material Read more
|R-value (m2 K/W)||Length|
per pack (m2)