surface preparation
Waterproofing: Repairing extensive cracking and leaks in dams, parapets flashing
For optimal results on a Waterproofing surface in a Repairing extensive cracking and leaks in dams, parapets flashing state, please follow the instructions below for preparation and application. Links to the products utilised in this guide are listed below.
Preparation
1. Remove all dirt and grime and loose flaking particles. Remove any existing material such as butimun, Damp seal etc. If practical hose down the area and clean thoroughly
2. Allow to dry
Application
1. Fill the crack with exterior filler and sealer (in place of water) and allow to dry
2. Prime entire surface with Sealer. Embedded membrane in sealer to be sealed and work through with a still brush expelling any air bubbles
3. Allow to dry
4. Apply 2 coats of colour
5. A mixture or river sand and sealer can also be used for bigger cracks
Products used