Direct or Indirect hot water cylinders relates to the way in which the cold water is heated inside the copper cylinder. A direct hot water cylinder uses heat sources physically located in the cylinder, similar to an immersion heater, to heat the water. There are two types of hot water cylinders found in homes today.
The newer pressurised unvented hot water tanks and the older style vented hot water tanks. Sep 20- Whats better in the Vented Vs Unvented cylinder battle? In previous central heating systems there were restrictions based on the technology . Jul 20- In this blog, I’m going to explain exactly what an unvented cylinder is, and how it could save you money on your energy bills.
Oct 20- What is an unvented cylinder? Unvented hot water cylinders store water supplied directly from the mains water supply, and heat it using either . The cylinder – is the main part of the open vented hot water system; this is. The diagram below shows the general layout of an unvented hot water system:.