• ROOFTOP® is a double-wall corrugated uPVC roofing profile made of high performance uPVC resin and have been tested to comply with international standards. For complete information and specification please visit product page.
  • You can download a PDF version of our installation manual on documents page or request one by email. An English version is also available by request.
  • The maximum recommended purlin distance is 1.2 M
  • The minimum recommended roof pitch is 15°. If the roof pitch is too flat/shallow (less than 15°) the risk for leakage will increase. This risk can be minimized by increasing the overlap spacing or distance(±0.5 M). The maximum roof pitch is 90°.
  • ROOFTOP® is produced domestically in Sidoarjo, East Java, Indonesia by PT. Sumber Djaja Perkasa. We are an ISO 9001:2015 certified company that has been producing PVC products with more than 50 years of experience. For further information about PT. Sumber Djaja Perkasa, please visit this page.
  • ROOFTOP® is the pioneer and the first company to produce the double wall corrugated uPVC roofing profiles in Indonesia. We have the original patent for this type of roofing that can be found on Indonesian government Direktorat Jenderal Kekayaan Intelektual's website. ROOFTOP® has been manufactured by PT. Sumber Djaja Perkasa since 2004 and has been proven to be the best until today. Thousands of national as well as multinational projects across Indonesia and South East Asia have used ROOFTOP®
  • ROOFTOP® is made of uPVC or unplasticized Polyvinyl Chloride. PVC is one of the most widely produced and used plastics in the world. ROOFTOP® is made of a high performance uPVC material with special anti UV additives to provide maximum protection against heat.
  • ROOFTOP® is designed to be able to withstand heat up to 60°Celcius, which is very effective for tropical areas. Above 60°Celcius, overtime some deformations might occur.
  • ROOFTOP® products are made of high performance uPVC resin and several additives that have been tested to be toxic-free and are very safe to be used. Our products are also recyclable and long lasting, which means that it can minimize replacement waste and is environmentally friendly.
  • ROOFTOP® can support weight of up to 540 kg / m2, which means applicators can safely walk on the roof during installation process. For further information, please visit why rooftop page
  • Just like any other products exposed to the sun’s UV ray, overtime, ROOFTOP®'s color will gradually fade. However, this fading process takes a long time to occur and it fades evenly that you will not even notice the difference. Moreover, this fading process only affects the aesthetic value or appearance of the roofing, it will not affect the performance or mechanical properties of the roof itself.
  • Full details and information can be seen on this page
  • ROOFTOP® does not require any additional neither heat nor noise insulation. For further information please visit this page.
  • ROOFTOP® does not require additional waterproofing to prevent leakage. Every ROOFTOP® purchase comes and must be installed with Roofseal®, which is our innovative fitting product that act as a substitute for traditional waterproofing. Besides having a much more affordable price, Roofseal® also have a much longer service life compared to traditional waterproofing (minimum of 15 years) and is more effective in preventing leakage.
  • Roofseal® is designed to ensure that ROOFTOP® will be free of any leakage if the installation is done correctly according to our official installation manual. Roofseal® is used as the substitute for waterproofing as well as the substitute for rubber band on Self Drilling Screws. In addition Roofseal® also helps to warn and prevent applicator from over-drilling during the drilling process. For further information, please visit this page
  • ROOFTOP® provides other accessories to complement and complete the look of your roof. We provides Roofseal®, top ridge, gutter, gutter connector, and gutter end cap that is made of the same high quality and durable material as our roofing products. For more information about these accessories please visit this page
  • Basically anywhere! ROOFTOP® is suitable to be used as carports or canopies (for residential and private villa), on commercial buildings (theme park, water park, malls, modern market, restaurants & café, parking lot, etc.), warehouse and factories for various industries (salt, textile, shoes, food industry, etc.) livestock industries (poultry farm, fertilizer industry, feed mill industry, etc.), office buildings, sports center, and many other places. The application of ROOFTOP® is only limited by your creativity. To see some of our finished projects, kindly visit this page
  • Although ROOFTOP® might seems expensive compared to other roof products, namely metal roofing, in the long run, ROOFTOP® is very cost effective and provides the best return of your investment compared to other roofing products. ROOFTOP® does not require additional insulation and virtually does not require maintenance, which means that you do not need to spend any additional money after the first installation. ROOFTOP® is also immune to corrosion, can withstand harsh weather condition, and have a lifespan of at least 15 years. These benefits means that ROOFTOP® will serve you for a very long time without any problems unlike other roofing types when you need to repair or even change them every 3-5 years.
  • As the manufacturer of ROOFTOP®, PT. Sumber Djaja Perkasa provides a limited warranty for every ROOFTOP® purchase. For ROOFTOP® opaque variance, the limited warranty provided is 15 years. For ROOFTOP® semi transparent (translucent) variance, the limited warranty provided is 12 years. Terms, conditions, and complete information about the warranty can be seen on this page
  • Many factors affect the service life of ROOFTOP® products, some of them includes: surrounding environmental conditions, climate, temperature, and installation. Improper installation is one of the most common reasons of leakage. Environmental conditions around the area in which ROOFTOP® is installed can also affect the service life. Area in which the air temperature exceeds 60º celcius continuously can cause deformation on the roof. If ROOFTOP® products is installed correctly according to our installation guidance and is installed in area with temperature of less than 60° then the minimum service life of Rooftop® is 15 years and in most cases will exceed 15 years.
  • ROOFTOP® does not require any special maintenance. ROOFTOP® was designed to last for a very long time and to provide you with a peace of mind; and therefore, it requires no maintenance. Rain will wash the dirt and grime of the upper roof’s surface so you don’t need to clean it every once in a while. For the bottom part of the roof, in case dirt sticks to the surface, you can clean
  • Several things that you can check in order to verify the authenticity of your ROOFTOP® products are: check the laser-printed ROOFTOP® logo and production code located on the sides of the roofing sheets, check the precision of interlock system, check whether there are no gap left when ROOFTOP® sheets are stacked, and lastly, check whether it has the ability to withstand ample amount of weight without forming any cracks. For further information, please visit this page
  • Besides those two colors, ROOFTOP® can also be ordered with custom color according to customer's preference with the condition that there is a minimum order quantity as well as there migh be a price difference varies according to the color chosen by customer.
  • The length of ROOFTOP® double wall corrugated roofing profiles can be ordered in accordance to the preferred size. Delivery time for custom order may be a little bit longer. As for custom width, unfortunately, at this moment, the width of ROOFTOP® sheets is only available in the standard size (820 mm) – no custom size available for the width.
  • To calculate the amount of ROOFTOP® needed, please use our roofing calculator by visiting our rooftop calculator page. Should you still need help, we would be glad to assist you! You can contact us by email or telephone. Visit this page to reach us.
  • ROOFTOP® can be purchased from our distributors and agents located across Indonesia. Full list of our distributors can be seen here. We can also help you to find the nearest store from your location – please do not hesitate to contact us if you need further assistance.
  • Absolutely! Here in our company, we always strive to provide better quality product to make your life easier, more comfortable, and worry free. Therefore, to further provide Customer with ease of mind; we decide that all purchases of ROOFTOP® product made before our announcement of the new and longer warranty will now automatically follows the new 15 years warranty. For more information and if you have any questions, please do not hesitate to contact us.