HDPE casing pipes for threaded wells. Advantages and disadvantages of casing HDPE. The choice of pipe HDPE for the well. Insulation of water and casing pipes. Well insulation.
Siphon for a bathtub. Features of siphons for bathtubs. Materials of manufacture. The device of siphons for bathtubs. Varieties. How to choose a siphon for a bath? Siphon mounting.
What are the heating radiators for the apartment, the features of each variety. Differences of heating devices in design, metal of manufacture, type of connection, dimensions, method of fastening and format
Repair of the heating main. Types and methods of installation of heating systems. Scheduled preventive repair of heating systems. Features of planning repair work. The main stages of repair.
Electrotechnical PVC pipe. Differences from metal pipes. Advantages of PVC pipes. Types and features of electrotechnical PVC pipes. Corrugated Pipes. Installation tips.
Wall-mounted vertical heating radiators: types, forms. Characteristics, heat transfer indicators. Features of the installation of radiators of various types.