External Wall Insulation (EWI)

External Wall Insulation
Steico Duo DRY: 40 & 60mm ThickSupplier
Ecomerchant (and others)

A natural render/plaster-carrying wood fibre insulation board  designed both as an external sheathing board for timber frame constructions or for direct-to-masonry applications in external wall insulation systems where the render is applied directly to the board.

Steico Protect DRY M: 80mm thickSupplier

A natural render/plaster-carrying wood fibre insulation board  designed both as an external sheathing board for timber frame constructions or for direct-to-masonry applications in external wall insulation systems where the render is applied directly to the board.

Knauf Rocksilk EWI Slab: 90/100/110/120mm thickSupplier
Many merchants

High-performance non-combustible Rock Mineral Wool slabs are manufactured with a water-repellent additive and designed for external wall insulation systems.

Render
Duro Natural Lime UndercoatSupplier
Ecomerchant (and others)

With superior levels of breathability it is ideal for walls with damp problems, allowing moisture to evaporate easily and not remain trapped within the fabric of the wall where it can damage stone, brickwork and wood.

Natural Finish WP, Coloured Lime RenderSupplier

With superior levels of breathability it is ideal for walls with damp problems, allowing moisture to evaporate easily and not remain trapped within the fabric of the wall where it can damage stone, brickwork and wood.