Why north walls
They get no sun, stay cold and damp, and grow algae outside and mould inside.
Outside
Silicone render resists green staining.
Inside
Spray cork warms the wall face.
Related services

They get no sun, stay cold and damp, and grow algae outside and mould inside.
Silicone render resists green staining.
Spray cork warms the wall face.
Related services
Free survey, no obligation, with warranty options matched to the chosen manufacturer system.