Vent pipe deflector. The device and principle of operation. Varieties of ventilation deflectors. How to make and install a deflector with your own hands.
Ducts made of polypropylene. Features and operational scope. Advantages and disadvantages. Types of ventilation. Dimensions and shape of PP ducts and tips for their choice.
Pipe connection. Types of connections. Welded and threaded connections. Non-standard connection methods. Docking of profile pipes. Connection of pipes from different materials.
Concrete drainage trays. Materials of manufacture. Production Methods. Operational areas. Types of drainage concrete trays. Installation of concrete trays.
Fire hydrant sizes. Classification. Underground fire hydrant. Ground Fire Hydrant Installation Rules. Operating principle. Calculation of the number of connections.
Water and gas pipes steel. Types, advantages and disadvantages. Classification and specifications. Special requirements GOST 3262. Assortment. Application.