Treatment of insulating base of glass fiber cloth wall

Treatment of glass fiber cloth wall insulation base:
Thoroughly remove the floating ash, oil and other substances affecting the wall construction on the surface of the base course wall.
The convex and concave parts of the wall shall be leveled or repaired. Block the hole on the wall, clean the hole with a wire brush, or block the hole with powdered polystyrene particles. All base course walls shall be fully coated with base course interface mortar.