The answer to 'how to install flat roof' is to properly prepare the roof surface, install a waterproof membrane, and add additional layers for insulation and protection. This process typically involves removing any existing roofing material, cleaning the surface, and applying a primer or adhesive. Then, a waterproof membrane such as EPDM or TPO is installed, followed by insulation panels and a top protective layer like gravel or pavers.
It's important to follow the manufacturer's instructions carefully and use the appropriate tools and safety equipment. Proper ventilation, drainage, and sealing of all seams and penetrations are also crucial to ensure a long-lasting, leak-free flat roof system.