Repairing Spf Roofs
If your spf roof is damaged you must call an spf contractor to perform the repair.
Repairing spf roofs. Puff s spray polyurethane roofing spf and coating systems can easily last 20 years or more with proper maintenance. Spf restoration repair damaged and exposed foam prior to introducing water wash with tsp substitute and water. The 1 75 pcf foam in systems 1 15 and 50 is 1 75 pounds per cubic foot with a free rise or 2 pounds per cubic foot in place. The first step in making an evaluation and repair recommendation of a damaged spf roof is a thorough inspection.
Spray polyurethane foam. While spf isn t exactly new to the low slope roofing industry many professional roofers choose not to install this product due to some lingering issues. Follow the spfa ay 122 the renewal of spray polyurethane foam and coating roof systems wind driven damage may not be readily visible from all directions. Install sealant so surface is higher than surrounding area use sealant recommended by the coating manufacture ensure repair area is clean dry and edges beveled foam cores may be use with sealant in some cases.
Offers annual and semi annual roof maintenance programs to keep your roof in top shape. Damage causing roof leaks. The spf roof system is composed of two liquid chemical compounds called isocyanate and polyol that form the base of an adhered roof system. Technical polyurethane spray foam insulation information.
A protective surface is then applied to the foam to provide an added barrier against the elements. Read our digital brochure spf roof systems. Repair small mechanical damage less than 3 with sealant. At the end of the warranty period the roof can be repaired if needed and recoated to extend the life and warranty period.
The standard spf roofing application consists of three components the substrate often your roof deck the spf layer and the top coat. Repairing and recoating an spf roof enables it to last indefinitely. Technical data sheet systems 28 and 88. Firstly the area around the leak must be cleaned of dust and dirt.
Repairing the spf roof for recoat. Rinse roof system must be clean and dry with surface temperature below 120 f at time of application all underlying materials must be fully cured. While built up roofs and single plys must be removed and replaced after their usable lives. Repairing a foam roof when a foam roof gets minor mechanically induced damage from equipment or personnel repairing the roof can be done with a caulking gun.
The repair needs to be made with silicone because typical roofing repair materials do not adhere to the silicone coating. Spray foam flat roofing with small punctures can be fixed easily with caulking and some additional elastomeric coating to protect from uv rays. Spf does not have as high of resistance to punctures or damage.