The waterproofing we made on the metal roof of an elevator shaft in Sofia was set in the following technological order:

• Clean rough rust with a wire brush.
• Surface de-dusting.
• Impregnation of the sheet with primer.
• First-hand application of Hydroflex-Universal liquid tire.
• Cross-linking A-65 polyester canvas.
• Laying two finishing layers of liquid rubber.

WATERPROOFING OF A STEEL ROOF ROOF SHAFT - SOFIA

MATERIALS USED: Hydroflex Universal Liquid Tire, A-65 Polyester Sheet, Hydroflex Grund Waterproofing Primer

Before

After