Boiler - what is it?
A boiler is a closed vessel in which water or other fluid is heated. The fluid does not necessarily boil. (In North America the term "furnace" is normally used if the purpose is not actually to boil the fluid.) The heated or vaporized fluid exits the boiler for use in various processes or heating applications,12 including water heating, central heating, boiler-based power generation, cooking, and sanitation.
Źródło: https://en.wikipedia.org/wiki/Boiler
Running of the hydraulic
Hydraulic Company may be established by a qualified plumber who already has some experience. Prior to founding the company will have to obtain the necessary permits for this to officially start a business. Therefore, in addition to plumbers, employ the accountant and secretary, and benefit from the support of legal counsel. Then the professional conduct of the hydraulic will not be a problem at all, and only worry remains the employment of suitable plumbers who will conscientiously carry out their tasks. The larger company hydraulic may be employed for about ten plumbers and those responsible for its daily functioning.
Worth to know - plastic pipes
Plastic pipework is used for the conveyance of drinking water, waste water, chemicals, heating fluid and cooling fluids, foodstuffs, ultra-pure liquids, slurries, gases, compressed air and vacuum system applications.
Plastic pipe systems fulfil a wide variety of service requirements. Product standards for plastics pipe systems are prepared within the standards committee known as CEN/TC155. These requirements are precisely described in a complete set of European Product Standards for each application alongside their specific characteristics.
For example:
Conveyance of drinking water: Hygienic requirements
Conveyance of gas: Highest Safety requirements
Plastic pipes for radiant heating and floor heating: Temperature resistance over decades
Sewer applications: High chemical resistance.
Plastic pipes are perfectly capable of fulfilling the specific requirement for each application. They do so with a high level of performance over a long lifetime and with reliability and safety.
The key factor for success is achieved by maintaining consistently high quality levels. For plastic pipe products, these levels are closely defined by the different standards.
Two key aspects are fundamentally important for the excellent performance of plastic pipes: flexibility and long lifetime.1
Źródło: https://en.wikipedia.org/wiki/Plastic_pipework