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Existing oil-fired boilers will already have space for fuel storage, so replacement with biomass boilers is an option. Hoval BioLyt wood-pellet boilers are available with outputs from 10 to 70 kW. They switch off and reignite automatically and can achieve an efficiency of up to 95%. To maintain efficiency, heating surfaces are self cleaning. |
Out with the old . . .
Published: September 2007
Refurbishing or upgrading existing heating plant provides the opportunity to deliver very significant increases in efficiency but there are a number of factors that need to be taken into account. Kevin Stones takes a look at the key considerations.
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At the headquarters of Norwich Union in Norwich, the refurbishment of seven existing buildings to deliver new office accommodation has been made possible with active multi-service chilled beams incorporating a range of factory-fitted services. |
Multi-service chilled beams enhance refurbishment opportunities
Published: September 2007
Multi-service chilled beams remove the need for suspended ceilings, resulting in greater room height and more usable space. But their benefits in refurbishment projects don’t stop there, as Terry Farthing explains.
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The chilled-water air-conditioning in this 1980s office building at Ruislip has been replaced with a Daikin VRVII heat-recovery system supplied by Space Airconditioning. |
Space Air supplies heat recovery air conditioning to upgrade 1980s office building
Published: September 2007
As part of the comprehensive of the 2700 m2 Apollo office building in Ruislip, Space Airconditioning supplied equipment for a Daikin VRVII heat-recovery heat-pump air-conditioning system to replace a chilled-water fan-coil system.
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The realities of installing new CHP plant into an existing building — one of two 1.6 MW(e) units for the Pimlico district-heating scheme is lowered through a tight hole into the plant room. |
Adding the benefits of CHP to existing buildings
Published: September 2007
Heather Jefferson explains how best to exploit the energy-saving potential of CHP plant in existing buildings to produce power, heating — and cooling.
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New lighting and controls has halved energy consumption for lighting in the RS Components warehouse at Corby. |
RS Components takes dim view on high lighting costs
Published: September 2007
The quality of lighting has been significantly improved and energy costs halved in the main distribution centre of RS Components at Corby by upgrading from high-pressure sodium to Venture Lighting’s pulse-start metal-halide lamps and Ventronic dimming system.
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By prolonging the life of lamps, lighting control reduces the problem of their disposal. |
Making light of maintenance costs
Published: September 2007
There are more benefits to be gained from controlling lighting than energy savings. The reductions in maintenance costs can be even more important. Mark Andrew explains how good lighting control can help slash maintenance costs.
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New lamps for old fittings
Published: September 2007
The benefits of modern fluorescent tubes can be exploited without having to replace lighting fittings using Save It Easy components from ECSL.
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Cold though the waters of Loch Ness are, on which the Inchnacardoch Hotel stands, the is now shortage of hot water inside following the installation of an Andrews LGP storage water heater. |
Andrews water heater is a Loch Ness attraction
Published: September 2007
The hot-water system servicing a prestigious hotel overlooking Loch Ness has been has been upgraded with an Andrews Hi-Flo LPG-fired storage water heater. It supplies the 15 guest room in the Inchnacardoch Lodge Hotel, the kitchen and all the hotel’s domestic hot water.
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Standard-efficiency boilers could match the performance of condensing boilers in replacement projects — Graham Williamson. |
Getting the best from replacement boilers
Published: September 2007
Despite the heating industry’s excellent response to Part L2 and L2a of the Building Regulations, which has seen the move towards high-efficiency boilers gather pace since April 2006, Graham Williamson argues that standard-efficiency appliances still have a major role to play in the non-domestic sector.
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Lots of daylight introduced into the staff room at a school in Norfolk by two Solatubes has transformed this previously dreary space in a bright and attractive environment. |
Brighter outlook for school in Norfolk
Published: September 2007
A windowless staff room in a Victorian school building has been transformed into a bright and attractive environment following the installation of two Solatube daylighting systems to replace flexible tubes that had been installed even though Solatube had been specified.
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Servicing success — with the support of training provided by Glow-worm, Torfaen County Borough Council in Wales services virtually all the boilers in its housing stock last year. |
Torfaen Council comes near to achieving perfect service
Published: September 2007
With the support of boiler manufacturer Glow-worm providing full training for all its engineers, Torfaen County Borough Council in South Wales achieved an almost perfect record for boiler servicing last year. All but a handful of its properties had their domestic heating boilers serviced on or before time — with a 99.9% independently verified score on a stock of over 7300 units.
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As part of an ongoing programme by Coventry City Council, Weatherite Building Services has installed a new kitchen ventilation system in Westwood School. |
Weatherite makes its contributions towards school dinners
Published: September 2007
Having waited for a school building in Coventry to be stripped of asbestos, Weatherite Building Service was able to install a new kitchen ventilation system at Westwood School.
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As part of the transformation of two historic buildings into Bruges’ only 5-star hotel, Raychem electric underfloor heating has been installed in the bathrooms of all 95 rooms. |
Raychem provides 5-star heating
Published: September 2007
Raychem electric underfloor heating systems have been installed in all 95 bathrooms of the Kempinski Hotel Charles V in Bruges, Belgium. The development involves the restoration and redevelopment of a former convent and a castle in the medieval city centre to create what will be Bruges’ only 5-star hotel.
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At the heart of the new back-up power system at the German Embassy in London is a 203 kVA diesel generator from Scorpion Power Systems. |
Scorpion safeguards power at German Embassy in London
Published: September 2007
Scorpion Power Systems has replaced a standby power system at the German Embassy in Belgrave Square, London, which was obsolete and unable to support the building’s growing infrastructure, with a technologically advanced power support system. It was the decision of Frank Bernhardt, engineer at the embassy, to replace the old generator with a back-up power system that would support operations facilities, telephones and essential services.
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KoolDuct pre-insulated ducting has been installed throughout the refurbishment of the student-union building at Brunel University. |
KoolDuct features benefit student-union refurbishment
Published: September 2007
As part of the £10 million refurbishment of the student-union building at Brunel University, Kingspan’s pre-insulated ducting system was installed to distribute air throughout the building, including the student nightclub Academy.
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The DALI protocol is the basis for the lighting-control system supplied by Simmtronic for the refurbishment of 10 floors in this building in the City of London. |
Simmtronic controls lighting in City refurbishment
Published: September 2007
Luminaires on 10 refurbished floors of the 36 000 m2 One Exchange Square building in the City of London are controlled under DALI protocol by Simmtronic systems using Tridonic ballasts. This 12-storey building has recently been acquired by KanAm Grund, one of Germany’s leading fund managers for open-ended real-estate funds and asset manager of international real-estate investment.
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Replacing heating under fixed seats in this dining room at the training site of Bolton Wanderers’ with Dunham Bush fan convectors has made much more space available. |
Dunham Bush scores at Bolton Wanderers
Published: September 2007
The newly refurbished dining room at Bolton Wanders’ training complex is heated by CM fan convectors from Dunham Bush. The units were selected for their small footprint, high heating capacity and low-noise operation.
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