Dry shutter for sewage. Differences from the hydraulic shutter. The main advantages of dry models. Types of dry shutters. Tips for choosing and installing dry shutters.
Steel pipes GOST. Overview of the main GOSTs on steel pipes. Profile steel pipes. Round steel pipes. Precision tubes. GOSTs for connecting and fastening elements.
Hot rolled pipe. Classification of types of production. Methods of rolling the liner. Production. Scopes of application. Range. The most important technical characteristics.
Glue for PVC pipes. Technical characteristics of PVC pipes. Glue installation of PVC pipes. Types of glue and installation methods. Recommendations for choosing glue for PVC pipes. Popular brands of glue.
Types of plastic pipes for water supply. Application for cold and hot water supply. Advantages and disadvantages of different types of pipes. Methods of joining plastic products.