Starting point is brick cavity wall.

Render Cladding

The rendering is done first before installing the rainscreen cladding above it. Note, there is a gap between the galvanised lath and the insulation.

A: Celotex Insulation 110mm

B: Batten 50×38mm is fixed in place by Fast Flex 230×8mm fixings at 170mm intervals.

(Not shown) Main Wall fixing for Celotex insulation 5 per board.

C: Breathable membrane (Klober permo forte)

E: Weber Galvanised lath 2.44m x 1.22m

F: Render

H: Weber Full System base bead (size to accomodate 110mm+38mm+lath+render)

J: Existing DPC extended (L)

K: Stop Batten to support batten (B)

M: Coated Extruded Polystyrene

(Not Shown) (M) will also have batten, lath and render.

Cedar Rainscreen Cladding

A: Celotex Insulation 110mm

B: Batten 50×38mm fixed in place by Fast Flex 230×8mm fixings at 140mm intervals.

(Not shown) Main Wall fixing for Celotex insulation 5 per board.

C: Breathable membrane (Klober permo forte)

D: Batten applied over membrane (C) and screwed to batten (B)

The cedar cladding is then applied to the batten (D). Cedar cladding will only be applied to the top of the ground floor window. Render will be applied underneath.

G: A stop batten is attached to support the battens (B) (How is this attached to the wall ? What size ?

(Not shown) The last cedar board is pushed out by an arris cut horzontal batten.