Since 1968 Krah is the world leader in large diameter thermoplastic pipe production and application technology. We are working world wide closely with a lot of Pipe Producers, Construction Companies and Engineering Consulters in different countries and we are able to develop large diameter pipe application/production projects all over the world by using our wide network of customers and experience. Krah Pipes made out of PE or PP is cost-efficient, lightweight, durable, weather and corrosion-resistant and can be produced tailor made according the application requirements. Krah Pipes made out of PE or PP is the preferred replacement for the traditional materials used for sewers (concrete), since it is more resistant to pressure, needs less maintenance, quick installation and has a longer service life. With our extensive technical and commercial know-how and strong relationships with trustful partners all over the world we are capable to present cost efficient solutions in large diameter pipe applications and production. Please feel free to contact us!