Depending on the designed strength density and installation techniques the number of pores can vary.
Concrete roof waterproofing methods.
Allow the vapor barrier to dry before you add a second coat.
Recommended for use on different surfaces including roofs polyurethane foam wood and concrete the jetcoat cool king elastomeric acrylic coating provides a fortified coating that keeps promises 5 years protection for your concrete surface.
Surface preparation for waterproofing system.
12 waterproofing of reinforced concrete flat roof 12 1 background most roofs in singapore are constructed using reinforced concrete which is known to have pores or capillary tracts.
When waterproofing concrete a topical sealer is applied to the surface of the concrete.
Work systematically from one end to the other spraying in lines.
Pour your chosen vapor barrier into a paint sprayer after the primer is dry and liberally spray an even coat onto the concrete roof.
Topical sealers can be made from acrylic epoxy and polyurethane based materials.
Cementitious waterproofing is the easiest method of waterproofing in construction.
These pores are interconnected within the concrete.
The sealer is impermeable provided it is applied correctly and forms a waterproof membrane around the concrete preventing moisture from entering the concrete.
The surface shall be free from standing water.
Overlap the previous line every time you start a new one.