Here you can explore our articles about some of the key topics in commercial heating, hot water, legislation and energy efficiency.


You can use the filter below to find out more about a specific topic.

The benefits of stainless steel in hot water generation

With stainless steel becoming a popular choice for hot water products, we take a look at some of the key factors driving this trend.

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Managing the risk of legionella in domestic hot water systems

Legionella Protection Cycle in a direct fired water heater

This Hamworthy article and video shows how legionella protection cycle works with a commercial direct fired water heater.

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What are expansion vessels for unvented kits?

How an expansion vessel works

Understand expansion vessels for unvented kits, for use in an unvented hot water system, including flow jet valves. More about the benefits, including legionella prevention.

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What is an Unvented Kit?

Direct fired water heaters installed in an unvented system at an Aademy

Understand unvented hot water systems, closed systems and discover what is included in an unvented kit

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Indirect Hot Water Cylinders and Storage Tanks

Hot water calorifiers and storage tanks

What is an indirect water cylinder or tank? Exploring calorifiers and indirect fired hot water cylinders and tanks, their features and benefits.

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Direct Hot Water Systems

Direct fired gas water heaters

What is a direct fired hot water system, how does it work and what is it used for? Exploring direct fired water heaters and integral gas or oil burners, and their features and benefits.

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How does a calorifier work?

Twin coil calorifiers for indirect heating

Find out how a calorifier, or indirect fired hot water cylinder, works as part of an indirect fired hot water system.

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Temporary boiler plant rooms

Mobile boiler plant rooms can help with refurbishment projects.

Temporary boiler plant rooms can overcome issues when refurbishing old plant to guarantee an uninterrupted heating and hot water supply.

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Stratification in water heaters

Stratification management in a water heater

Stratification in water heaters can be problematic. We explain what causes it and how it can be avoided to prevent the growth of Legionella bacteria.

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Efficient heating system design with built-in boiler controls

Correct boiler control setup helps to improve heating system efficiency.

An often overlooked aspect of energy efficiency is correct monitoring of external factors which influence the temperature in a building, understanding the usage of premises and how to set up boiler controls correctly. We look how these can assist to set up an efficient heating system.

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