Bitumen waterproofing membranes being torch-applied as the roll is unrolled on a flat roof

Bitumen Waterproofing Membranes: How to Choose Bitumode Grades and Install Them

Table of Contents Polymer-modified bitumen waterproofing membranes remain the most widely used solution for roofs, basements and foundations in Egypt, thanks to long market experience, reasonable cost and reliable performance, provided the right grade is selected and installed properly. The problem is that many owners buy “a waterproofing roll” without knowing the difference in reinforcement, flexibility or weight, and end ... Read More
Liquid roof waterproofing: two applicators spraying and rolling a grey polyurethane membrane on a concrete roof

Liquid Roof Waterproofing with Polyurethane: A Complete Technical Guide

Table of Contents When owners look for liquid roof waterproofing that will stay leak-free for years, they face many options, but liquid polyurethane membranes have become one of the most popular in Egypt and the Gulf for a clear reason: they form a continuous rubbery layer with no joints, wrapping pipes, equipment bases and parapets in a way rolls cannot. ... Read More
Water tank waterproofing: elastomeric lining on the floor and walls of a round concrete tank

Water Tank Waterproofing: Drinking-Water Approved Materials and Correct Application

Table of Contents A concrete water tank, whether on the roof or below the building, is under constant water pressure and permanent moisture. A leak does not only waste water; it can corrode the reinforcement and let dust and bacteria contaminate the supply. That is why water tank waterproofing needs materials designed for permanent immersion and approved for drinking-water contact, ... Read More
Foundation waterproofing: brushing cold bitumen emulsion over a concrete slab

Foundation Waterproofing with Cold Bitumen: The Right Materials and Steps

Table of Contents Foundations are the only part of a building that cannot easily be repaired once backfilled. With high groundwater in many parts of the Nile Delta and Egypt’s new cities, and salts and sulphates in the soil, foundation waterproofing is essential to protect concrete and reinforcement from corrosion and secure the life of the structure. The most common ... Read More