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power, control and signal cables in the water treatment station. How to overcome the designer's burnout in his own project office? mechanical ventilation project in a detached house. part 1 - where to lead the ventilation air? how to determine the zone of supply and exhaust air? I present the first part of the series .. how to choose air intakes in a mechanical ventilation system for a single-family house, apartment or public building? after reading this article you will know: - where it is best to install air intake .. in mechanical ventilation installations, the air is distributed through ventilation ducts: supply or exhaust. there are two methods for selecting the diameter of the ventilation ducts: - choosing the diameter of the duct on the basis .. every investor trying to as*emble the mechanical ventilation installation in his home faces a difficult dilemma as*ociated with mechanical ventilation in the home - an introduction to the design of the ventilation system with heat recovery installation of mechanical ventilation with heat recovery for a single-family house and other objects should .. in the previous article I described the types of mechanical connections in water supply and sewage systems. designing a water pumping station - ways to prevent cavitation in vortex pumps. before I describe the basic principles that should be followed to avoid cavitation, first I will start by explaining what the phenomenon is all about. the phenomenon of formation, and then ... what is a mechanical connection? Mechanical connection is in the simplest terms a combination of two elements using a connector, e.g. screws. the most common method of mechanical joining in waterworks .. drilling bands are an element of water supply system equipment that makes it possible to make mainly connections of home connections to distribution network cables and building such elements ..