The spray Polyurethane foam insulation process. Roof survey is the first part of the process. The roof is inspected thoroughly by the roofing experts. The following day is scheduled to mobilize the crew. The roof is outfitted with the required equipment.
After that, you must prepare the roof before it is installed. The existing roof is prepared by eliminating all the contaminants, dust and dirt. The surfaces can be cleaned with a vacuum, either air pressure, or just brushing. The next step is to apply the first layer of polyurethane foam . Then, the encasing of roofing equipment. The foam, which is made up consisting of two fluids i.e. resin/polyol and isocyanate, will be spraying on the roof’s surface. Once the liquid is coated, it forms a foam that expands by 200% , creating the perfect, smooth surface. The thickness of the layer ranges from 1 inch up to 1.5 inches.
The SPF layer that is completed is coated with elastomeric silica or granulated layer of acrylic. The SRF layer and roof are protected from weather conditions such as weather wear, UV rays. Consult with a roofing professional for your roofing needs if you want it to last as long as it can and resist the effects of moisture. enegdegl2t.