How should I prepare the surface before waterproofing?

Simple preparation steps before waterproofing or coating work begins.

Yuri

Last Update vor 2 Monaten

How should I prepare the surface before waterproofing?

Good preparation is important for waterproofing and coating projects. A coating or waterproofing system works best when the surface is suitable, clean, accessible, and properly prepared.

The exact preparation depends on the surface type and project condition.

1. Clear the work area

Please remove personal items, tools, boxes, furniture, equipment, and anything blocking the surface or access to the work area.

If some items cannot be moved, let us know before the appointment.

2. Share photos before the visit

Photos help us understand the surface before arrival. Please send clear photos of

  • The full area
  • Cracks or damage
  • Wet or damp spots
  • Existing coating
  • Drainage areas
  • Walls, floor, edges, and corners
  • Access points
  • Any problem areas

3. Tell us about moisture or leaks

Please explain when the issue happens. For example:

  • After rain
  • During snow melt
  • All the time
  • Only in one corner
  • Around cracks
  • Near a drain
  • Around foundation walls
  • Under an existing coating

This helps us understand the possible source of the problem.

4. Do not cover the problem area before review

If possible, avoid covering the area with paint, caulking, flooring, panels, or temporary materials before the project is reviewed.

Covering the issue may make it harder to understand the real condition.

5. Surface cleaning may be needed

Some surfaces may require cleaning, drying, grinding, scraping, sanding, crack repair, or priming before waterproofing or coating.

Spray Foam GL will let you know what preparation may be required after reviewing the project.

6. Provide safe access

Please make sure the work area can be reached safely. Let us know if there are stairs, locked areas, narrow access, tenants, pets, parking restrictions, or limited space for equipment.

7. Confirm project details

Before the appointment, please confirm the location, approximate measurements, surface type, and what result you want.

Important note

Not every surface is ready for coating right away. Some projects may need repair or preparation before a waterproofing or coating system can be applied.

Need help preparing?

Send us photos and a short description of the area. Spray Foam GL will review the project and let you know what should be prepared before the work.

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