how many kinds of waterproof membranes
There are several waterproof membranes There are three main types of waterproof membranes, namely asphalt waterproof membranes, polymer modified asphalt waterproof membranes and synthetic polymer waterproof membranes. Each type of waterproof membrane is also classified into many categories, for example, asphalt waterproof membranes are divided into Tire roll material and tireless roll material,