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HPM October 2012

BOILERS:RENEWABLES WWW.HPMMAG.COM Got a story? Ring us on 01732 748041 or e-mail twood@unity-media.com Boilers: more than just a ‘white box’ Mark Derbyshire, commercial director – north at Vaillant, reflects on how far boiler technology has come in recent years and why the humble boiler deserves celebration... Tsimply a white box on the wall. But while combination and system boiler models. This notphones, make fine tuning the settingsstraightforward, with electronic push buttoncontrols replacing mechanical dials on thehe domestic boiler is perhaps the mostunder rated and overlooked appliance inour homes. To most homeowners, it is the outer-casing may not have changed much in only helps the installer during the set-up process, appearance over the years, underneath the skin a but also offers the consumer a simple and quiet revolution has been taking place to make understandable way for them to manage their today’s boilers more efficient, more reliable and heating and hot water requirements. quieter in operation than ever. Manufacturers are developing technology that is Here’s just a handful of some of the most not only innovative but to act as a solution to significant developments to have come to market problems. in recent years. ‘Right first time’ commissioning is an issue which still challenges installers and consumers IMPROVED EFFICIENCY today. Digital developments have allowed the THROUGH INNOVATION commissioning process to be automated as far as The driving force behind the uptake of possible. For example, this year, installation condensing boilers has most certainly been the wizards made an appearance for the first time. change in the law. Further changes such as new Just as with the wizards commonly found, legislation proposed for 2018, when it will be computer software programmes, they guide the unlawful to sell or rent out a house or business installer through the commissioning process which has less than an E energy efficiency rating, from start to finish, including completing the will help drive further uptake of the most The domestic boiler has benefitted from a host of correct procedure for filling the system, purging efficient condensing boilers. significant developments over the years the heating circuit and the hot water circuit. The With the pressure on to reduce emissions, technology ensures the system cannot be manufacturers are continuously striving to Quieter and more efficient combustion is also commissioned without following the wizard, develop boilers with increased efficiencies. In the being achieved through flame lift detection eliminating the risk of human error and offering last decade in particular, boiler technology has systems, which continuously checks combustion maximum reassurance to the homeowner that progressed to become ever more efficient and to ensure optimised performance. Systems can their system has been fitted correctly. controllable for both the installer and consumer, also automatically monitor combustion noise and better equipped to deal with the ever and adjust burner settings accordingly, making A VALUABLE ASSET changing demands. Today, the best modern for exceptionally quiet operation. The modern boiler is a fantastic, technologically boilers boast SEDBUK efficiency ratings in excess With unpredictable gas quality supplies now advanced piece of kit frankly deserving the same of 89%; that is a rise from 78% or in energy the norm, this innovation helps protect the presence in the home given to glossy side-by-side efficiency terms, rating D since 2002. boiler and avoid the unease of noisy combustion refrigerators or state-of-the-art range cookers – The importance of producing cleaner energy experienced by consumers. it’s almost a crime to hide this revolutionary through a more efficient process has led to the The more advanced boilers today also feature technology in a cupboard or utility room. development of electronic gas and air two-stage pumps to further contribute to While this may never be the case, and the modulation systems. This allows for a low efficiency savings and are designed with 2015 humble boiler will perhaps always be regarded minimum output for use in properties with pump legislation already in mind. by consumers as a ‘white box’, it’s good to reflect small heat loads or where multiple heating zones on the developments made and the contribution have been used. EASE OF INSTALLATION the modern high efficiency boiler is making in Some of the developments to boiler technology reducing carbon emissions, fuel consumption ENHANCED PERFORMANCE have been focused to help make it more simple and energy bills, and improving our quality of Self-adjusting range rating functions allow the during the installation process. Weight has life. boiler to learn the maximum heating dramatically improved with most modern boilers The real challenge that lies ahead is that requirement of the system without the need for weighing 30kg compared to the 40kg ten years installers and manufacturers alike continue to setting, ensuring the most efficient mode of ago. progress the technology, responding to market operation. Practical enhancements such as removable and and consumer demand, working to reduce The best modulation systems today are reversible side panels and better siting of the PCB emissions for a more sustainable future. controlled by a micro-electro mechanical system combine to make the installer’s life easier when So next time you are installing a boiler, sensor capable of providing absolute accuracy accessing components, while better fabrication perhaps pause and help the consumer with diagnostic checks completed at regular techniques have eliminated the sharp edges once understand the sophistication underneath the intervals to ensure optimum combustion. This is guilty of cutting installer’s fingers. ‘white box’ on their wall. also continually monitored and adjusted to eliminate the need to check and set carbon BETTER CONTROL dioxide levels. Intuitive controls, akin to those found on mobile enquiry number 149 66 OCTOBER 2012 HEATING & PLUMBING MONTHLY


HPM October 2012
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