How Does An Indirect Water Heater Work? Read These Amazing Facts!

Do you know how does an indirect water heater work? This article will assist you in learning the operating function of the indirect water heater. The indirect water heater heats water which circulates via a heating element in the holding tank using the primary boiler or furnace.

A water tank’s energy allows the heater to switch on and off less frequently to save electricity.

how does an indirect water heater work

When combined with a suitable efficacity boiler and a well-insulated reservoir, an indirect water heater could be the most cost-effective way to provide boiled water, especially if the heat source boiler is configured to a cold start setting. And although heaters need a storage facility, indirect water heaters were a much more effective method for most households. Without further ado, let’s start discovering more.


Basics Of Indirect Water Heater

Even though it’s termed a water heater, the indirect heated water tank doesn’t heat the water. Alternatively, hot water is circulated first from the boiler to a heating element within the tank. Heat is transmitted from the water in the coil to the water tank, which further travels to the taps. A secondary thermostat connects with its boiler whenever household hot water is required. Because the indirect-fired heater was not using gas or electricity, it didn’t need an exhaust. In reality, it’s just a type of storage tank with an internal coil and input and output faucets. 

When you always have a big boiler, combining it with the indirect water heater to create a combination system seems to be a realistic choice. The indirect tank appears to be a relatively low-cost addition. Indirect tanks do not require a separate fuel supply. Indirect tanks have a longer lifespan than traditional tank-type gas-powered water heaters.


How Does Your Indirect Water Heater Work?

To make the home water system hot, indirect water heaters use a heating energy boiler that would be presently working. An indirect storage tank was in front of the boiler, and the two were intertwined by a water circulation loop that flowed between them. The pipe is wrapped around like a coil reaching the indirect water reservoir to optimize the heat transfer and afterward exit. As a result, hot water goes from the boiler via the indirect tank’s winding line and again to the boiler. This operation is repeated till the water tank achieves level and may be used to supply plumbing fittings. This helps you in learning how does an indirect water heater work.


Indirect Water Heater Types

Based on how they manage the flowing water via them, indirect hot water systems may be further divided into two types. Study these types and understand more about the indirect heater.


#1. Tank-style water heater

In terms of using a hot water tank, tank-type systems are comparable to traditional water heaters. Rather than using a direct heat source to maintain the tank temperature high, water is continually exchanged between the tank and the heat exchanger. Such devices are suitable for applications that require vast amounts of water yet have sporadic consumption. You may also be interested to know about the main types of water heater explained 


#2. On-demand water heater

On-demand water systems were best adapted for situations where the demand for heated water is consistent over time, so there’s no need to maintain a tank full. That system layout is much more economical because the tank style is removed. Hence it must be chosen anytime available.


Indirect Water Heater Sizing 

The indirect water heater sizing is essential, and you must first evaluate the warm water requirements or how it varies by hourly. The overall consumption defines the indirect water heater’s required capacity, whereas hour behavior indicates if additional units are necessary. Whether there are times when there is a robust demand for hot water, the overall heater capability needed could be excess. In such circumstances, it’s more cost-effective to utilize a water tank and fill up before actually peak times, minimizing the heater’s capacity needs. Instead of using a vast, costly heater only used during peak times. There’ll always be various fees to ponder regardless of the water heater you use.

However, suppose the boiler has already been placed in the building. In that case, one must consider the expense of additional plumbing and motors and the energy to power these water pumps, in contrast to the indirect tank itself, when choosing a combination system.

Yet, the combined system must survive beyond the original expenditure. Indirect water heaters are similarly prone to failure due to a lack of failover. You forfeit both heating systems and hot water if the boiler breaks down. Summertime running is wasteful because the boiler isn’t supplying heating systems and should work at a quarter of its total potential. When only residential hot water load is present, the boiler should ideally be able to operate at half load throughout the summer.


It’s A Wrap!

We are delighted to know that you have learned how does an indirect water heater work. An indirect heater uses a boiler to operate, these are not widely used, but if your hot water demand is too high, this will be the perfect match. Don’t hesitate to know these things too; read about what is the energy factor of a water heater and what is a point of use water heater. Thank you, friends, for staying with us.

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