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Hard or soft water? Everything installers need to know

Supply and demand web

When it comes to providing usable water for drinking, washing and general use, there are various challenges that need to be overcome. Kim Morris looks at the process of supplying and treating cold water for UK properties. Water in different parts of the UK varies in the amount of dissolved mineral ions it contains. This determines whether it’s hard or ... Read More »

Bivalent heat pump systems – what installers need to know

bivalent web

Systems that are able to integrate renewables with a conventional heat source have an important role to play in many UK homes. Phil Hurley explores the applications that are most likely to benefit from bivalent heat pump systems and highlights the main considerations for installers. With the RHI now fully in play, the popularity of heat pumps amongst the domestic ... Read More »

Heating off-grid homes doesn’t have to cost a fortune

off grid homes web

It seems to be an accepted fact that it can be expensive to heat a home with no access to mains gas – but this doesn’t have to be the case. Heather Oliver highlights the potential opportunity of renewable technologies for off-grid properties. When it comes to assessing heating solutions for homes off the gas grid, it is essential that ... Read More »

Low water pressure? Get it sorted

Low water pressure web

Low water pressure is an increasingly common problem in buildings across the UK, but finding solutions can be greatly simplified by installing mains boost pumps. Richard Ballard looks at the primary considerations before choosing the right product. Although OFWAT stipulates that water companies must maintain a minimum pressure in the supply pipe of seven metres static head (0.7 bar pressure) ... Read More »

Changes to IGEM UP/2 introduced

on the up web

Changes to IGEM UP/2 have been introduced with the aim of creating one overall reference point for installers. Barrie Church reviews the alterations and what they will mean in terms of installation procedures. IGEM UP/2 is now aligned with BS EN 15001 – a European functional standard for gas pipework that satisfies the Pressure Equipment Directive for pipes with an ... Read More »

Medical conditions

Medical conditions featured

Medical locations bring their own set of challenges for electrical engineers. Malcolm Doughton analyses the main requirements that set them apart as ‘special locations’. The first amendment to BS 7671: 2008, Requirements for Electrical Installations, which was published in June 2011 and came into force on 1 January 2012, introduced medical locations into the standard, identifying them as a special ... Read More »

Circulating efficiency

circulating efficiency web

There have been numerous recent developments – both in terms of legislation and product – to help improve heating system efficiency. Peter Agneborn explores the role of circulator pumps in the fight against system inefficiency and magnetite build-up. There have been numerous recent developments – both in terms of legislation and product – to help improve heating system efficiency. Peter ... Read More »

Biomass boilers- which fuel is best?

chipping away web

Increasing numbers of homes and businesses are recognising the benefits of switching to wood-fired heating systems, but there is still confusion about which fuel source to opt for. Modern, automatic wood-fired biomass boilers can be fuelled by pellets or chips, and the choice of fuel source depends on a number of factors. Increasingly, it appears that a lack of both ... Read More »

Flaring up


While some heating engineers who work in LPG may have reservations about the requirements in UP/1, Barrie Church explains why flaring gas is preferable to venting. For some time now there has been concern amongst LPG installers that the requirements in UP/1 for flaring all LPG purge operations may be too excessive. The argument goes further in that for small ... Read More »

Addressing vulnerabilities

Addressing vulnerabilities

It is a common misconception that modern boilers and central heating systems require less protection from corrosion and limescale build -up because technology has advanced. Francine Wickham explains why this is not the case and explores the products to consider when installing and servicing systems of any age. Professional installers will be fully aware that corrosion is a central heating ... Read More »

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