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The right analysis

The right analysis

The development of reliable CO alarms at a competitive price has resulted in 15% of households now having one installed.They are also being installed in new caravans and in many new-build properties. Mike Heads looks at dealing with the investigation of a CO detector activation – as dealt with in the CMDDA1 assessment. In 1995, BS 7967 part 1 to ... Read More »

Ratio of success

Ratio of success

The increase in the payments available under the Green Deal cashback scheme opens the door to more heating system upgrades. Alister Maclachlan examines why modern methods of construction are changing modern heating requirements and making the modulation ratios of boilers more important than ever. Over the years, the fabric of modern homes has changed significantly. Download full PDF here Read More »

Conducting lessons

Conducting lessons

Conducting locations with restricted movement are classed as special locations as the risk of electric shock is greatly increased. Malcolm Doughton considers the additional requirements for such locations as detailed in BS 7671 Requirements for Electrical Installations, Section 706. In most installations, access to earthed metal and conducting surfaces is fairly limited and the contact area of the body is ... Read More »

Fluid changes

Fluid changes

The five categories of risk for fluids are based on how safe the water is to drink and how dangerous to health the water would be if it were drunk. Kim Morris looks at the five different categories used to define the risk. The Water Supply (Water Fittings) Regulations 1999 sets out the installation requirements for plumbing systems in England ... Read More »

Training incentive

Training incentive

With the expected rise in demand for renewable heat technologies when the domestic RHI launches, Simon Pattison advises installers looking to expand their portfolio to ensure they choose the right training and the technologies for their needs. The Renewable Heat Incentive (RHI) was first introduced in 2011, to support commercial installations of renewable heat technologies. Download full PDF here Read More »

Standard bearers

Standard bearers

All Technical Standards require to be revalidated from time to time. In the UK, it is customary to do this on a 5-year cycle both within BSI and IGEM. Barrie Church provides an overview of what changes are expected to be made next. It is has long been recognised that change for change’s sake is at best a nuisance and ... Read More »

In the zone

In the zone

While zoning is nothing new within the heating industry, there still remains some confusion about what it is, what its benefits are and how easy it is to integrate. Andy Mansfield exposes the myths around zoning and explains why now, more than ever, installers need to be selling its benefits. In this day and age, customers expect to have full ... Read More »

Electrical works

Electrical works

The requirements within Part P of the Building Regulations changed last year, making it easier for installers carrying out minor electrical works –potentially creating a new business opportunity for suitably trained installers. Mark Krull explains these changes as well as the new criteria for becoming a Qualified Supervisor. Part P is the Approved Document in the Building Regulations that deals ... Read More »

Doubling up

Doubling up

John Bailey comments on how air source heat pumps can bridge the gap between old and new technologies when installed as part of a hybrid system and explores the important role that installers play in educating their customers and driving product uptake. Although interest in renewables has shown steady growth over recent years, it’s clear that homeowners remain largely reluctant ... Read More »

Waste measurements

Waste measurements

Robin Oakley reviews the key factors that must be considered when designing and installing sanitary pipework systems to ensure they fully compile with all the necessary regulations. The most common material used for domestic pipework system vertical stacks is PVC, which is available with pushfit (sometimes called expansion ring seal) joints or solvent weld joints in sizes 82, 110 and ... Read More »

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