Exterior Wall Waterproofing Construction Guide: Detailed Process and Techniques for Effective Building Protection and Water Damage Prevention

Exterior wall waterproofing construction is essential to prevent water infiltration and protect interior spaces from damage. This process involves critical steps to ensure long-lasting results. Below is a detailed guide to the exterior wall waterproofing construction process, covering preparation, material application, and finishing techniques to avoid common issues.

Exterior wall waterproofing demonstration

  1. Clean the base layer by removing old coatings, especially broken or loose areas, to expose a solid foundation.
  2. Wash the surface thoroughly to eliminate dust, oil, and dirt for strong adhesion of waterproof materials.
  3. Mix high-grade Shengqiang brand organic silicon waterproof coating with water in a 1:2 ratio, blend with cement to create a paste, and apply for detailed treatment of pinholes and cracks.
  4. Repair irregular cracks exceeding 2mm using long-fiber non-woven fabric and organic silicon exterior coating to prevent expansion.
  5. Strengthen key areas like window perimeters, eaves, embedded parts, and wall-penetrating pipes.
  6. After the base dries, apply Shengqiang brand eco-friendly organic silicon waterproof coating according to standards.
  7. Stir the coating evenly before use to ensure consistency.
  8. Use brushing methods with uniform direction and stroke length to avoid missed spots.
  9. For mechanical spraying, achieve even coverage with proper overlap for a smooth finish.
  10. Clean the site after completion to maintain safety and cleanliness.