2014 April

Siemens, KNX, control, BMX

The QMX3 range of mounted controllers offers a combined sensor and controller in an easily installed wall-mounted device. The devices include high-quality temperature, CO2 and humidity sensors, as well as integrated PID controllers to control these measured variables. Some units have an LCD display.

Lochinvar, DHW, renewable energy

New Renewable Heat Incentive (RHI) tariffs could be just the shot in the arm the solar-thermal market needs, says David Pepper of Lochinvar.

Daikin Europe, DHW, Combi boiler, air source heat pump, space heating, renewable energy

Daikin Europe has combined the benefits of combi boilers and heat pumps for space heating with the launch of the Altherma Hybrid heat pump. It is aimed squarely at the combi boiler market of around a million units a year in the UK for replacement and new installations. The concept is that an Altherma heat-pump system and gas-fired (natural or LPG) combi boiler work seamlessly together to deliver space heating. DHW is provided by the combi boiler working by itself.

Dimplex, ground-source heat pump, GSHP, renewable energy

A Dimplex ground-source heat-pump system is providing low-carbon heating and passive cooling for a new building at SciTech Daresbury in Cheshire. Vanguard House, a 3600 m2 three-storey office and laboratory facility, was designed to achieve a BREEAM ‘Excellent’ rating and does not use any fossil fuels.

Mitsubishi Electric, Solar PV, heat pump, ground source heat pump, renewable energy

Renewable energy is just one off-the-shelf solution that helped Mitsubishi Electric steadily improve the energy performance of its headquarters building at Hatfield, as Martin Fahey explains.

Kalwall, daylight, renewable energy

The Kalwall daylighting system has been used to good effect in the headquarters of a large office stationery supplier in Leicester. Nearly 1800 m2 of this translucent cladding was used as a wrap-around for the 3-storey building.

Robur gas-fired absorption heat pumps are now available in the UK through distributors Environmental Site Supplies (ESS). The range comprises systems to provide heating, cooling and domestic hot water. Heating solutions can be air-source, ground-source and water source; they can supply heating water at 65°C and DHW at 70°C.

GI Energy, ground source heat pump, CHP, renewable energy

Integration is the key

03 April, 2014

Only a truly integrated renewable-energy system for heating and cooling buildings can deliver the carbon savings required in the future, says Chris Davidson of GI Energy.

Stokvis Energy Systems, solar thermal, DHW, renewable energy

Successful solar thermal

03 April, 2014

Paul Sands of Stokvis Energy Systems offers his view on the value of solar-thermal technology for commercial applications — and the problems that lurk for the unwary.

Dimplex Renewables, air source heat pump, ground source heat pump, GSHP, ASHP, renewable energy

Air-source heat pumps are set to be the go-to heating solution for many building managers with the decision by the DECC’s decision to include them in the non-domestic RHI. Clare Campbell of Dimplex Renewables explains the regulations.

Free biomass boilers

03 April, 2014

NWS is offering the free supply and installation of biomass boilers for commercial users and householders — to be financed by payments from the Renewable Heat Incentive. The company has partnered with the Austrian company KWB to make the offer, which also included £200-worth of wood pellets.

Rinnai, DHW, solar thermal, renewable energy

Rinnai’s Infinity Plus range of solar water-heating solutions includes solar storage vessels and both flat-plate and evacuated- tube (pictured) solar collectors. Both types of collector work best when facing due south. However, evacuated-tube collectors will outperform flat plate when it is only possible for them to face east or west.

IBD, ASHP, air source heat pump, renewable energy

Renewable energy from air-source heat pumps and solar-thermal panels plays a key role in the energy efficiency of a prestigious residential development at Crowcombe Heathfield near Taunton in Devon. Heatherdale House has five bedrooms, mainly ensuite, and is a timber-frame structure with high-performance insulation panels.

Rehau, GSHP, ground source heat pump, renewable energy

Rehau has launched a version of its pre-insulated Rauvitherm pipework specifically for use as a header pipe with ground-source heat pumps. Rauvitherm Cool is optimised for lower-temperature applications than the standard pipework and enables designers and contractors to put together schemes that are both energy and cost efficient.

Biomass, RHI, wood chip, wood pellet, renewable energy, Baxi Commercial

Biomass boilers are becoming increasingly popular, but heating engineers must address a range of design challenges to make sure each installation reaches its full potential, says Ian Halford of Baxi Commercial.

Rehau, GSHP, heat pump, ground source, renewable energy

Contractors looking to get ahead in ground-source heat pumps can register for two events organised by pipework specialist Rehau to provide expert help and advice. Dubbed the ‘Ground Nationals’, the events are being held at Newbury Racecourse on 29 April and Doncaster Racecourse on 1 May.

Geberit, rainwater harvesting, renewable energy

Geberit’s HDPE pipework has been used to construct a 35 000 l rainwater-harvesting system for a BREEAM ‘Outstanding’ building at the University of Exeter. The system for the Environment & Sustainability Institute is twice the normal BREEAM-compliant size.

DECC, Renewable Heat Incentive, RHI, Biomass, renewable energy

This year sees major developments in the Government’s Renewable Heat Incentive, as explained by Sarah Redwood, deputy director RHI head of scheme, Renewable Heat Incentive at the Department of Energy & Climate Change.

circulators, Green Deal, Grundfos pumps

The potential energy-saving opportunities of modern domestic circulator pumps have been acknowledged by their inclusion in the Green Deal scheme. This follows extensive and lengthy lobbying by the pump industry, leading to the Building Research Establishment agreeing to include circulators in the scheme.

Elco, MHS Boilers, BIM  components

Elco UK, formerly MHS Boilers, now offers BIM components for a selection of its commercial condensing boilers, hot-water products and ancillaries. The service is available from the company’s web site.

LG, air conditioning, training, VRF, split system

Air-conditioning manufacturer LG offers free courses aimed at contractors to provide practical and theoretical knowledge of its products. The courses cover VRF, split systems and the MCS-accredited Therma V air-to-water heat-pump systems.

Giacomini, heat interface unit, community heating, space heating

Giacomini’s range of heat interface units are now available on very short lead times, with stock being held in the UK. All products are made at the company’s modern factory in Italy.

To help make its renewable-heating solutions for the social housing and new-build sectors, readily available, Panasonic has set up a trading relationship with the Travis Perkins Group which will see Plumbing Trade Supplies, BSS Industrial and City Plumbing Supplies supplying the Aquarea range of heat pumps.

Windhager, biomass, boiler, renewable energy, space heating

Windhager UK has increased the number of training courses it offers in readiness for an expected significant increase in the number of biomass installations. There are two or three courses every month. This extensive range of HETAS-certified courses covers multiple biomass appliances and is held at the company’s dedicated biomass training centre at its headquarters in Marshfield, South Gloucestershire.

Martindale, electrical tester

Martindale’s VI137002 voltage tester is approved as a standard tester for its estates and facilities division, according to ‘Health technical memorandum 06-02:electrical safety guidance for low voltage systems’. The memorandum states that all work on low-voltage electrical equipment, including conductors, should be carried out while such electrical equipment and conductors are dead and isolated from all sources of supply — and after being proved dead at the point of work.

Steinel, lighting, sensor, PIR

Wolseley UK has achieved an 80% reduction in lighting energy consumption at its Cumbrian distribution centre following the installation of LED lamps controlled by Steinel high-bay motion detectors. The savings amount to £116 000 a year, much of it resulting from lighting now being on for only 2.5 h a day rather than continuously.

Powrmatic, space heating, unit heater

Heating for this former aircraft hangar of 2700 m2 is provided by six warm-air heaters and nine destratification fans from Powermatic. The Climate Control division of Tidyco supplied and installed the equipment as part of the refurbishment of the hangar at Bruntingthorpe Proving Ground in Leicestershire. All the units have been painted black to blend discreetly with the dark roof space of the building.

Waterloo Air Products, air distribution, grille, diffuser

Waterloo Air Products has met the diverse air-distribution requirements of Manchester Metropolitan University’s (MMU) £75 million Business School and Student Hub with a wide range of equipment. Perforated-face diffusers, airline linear grilles, louvre-faced diffusers and over 1273 floor swirl diffusers have been used throughout this award-winning building.

Marco Cable Management, cable trunking, cable tray

Large quantities of steel-wire cable tray and Elite uPVC trunking were supplied by Marco for an £8.5 million special-needs school in north Wales — just a short distance from Marco’s factory at Llangefini on the Isle of Anglesey. Ysgol y Bont sees the relocation of an existing special-needs need to the Ysgol Gyfun High School campus in Llangefni.

Honeywell, energy performance contract

Honeywell plans to generate energy savings of £163 000 a year, at current usage rates, over the 15-year energy-performance contract from Peterborough City Council from energy-efficiency upgrades to eight facilities. They include the town hall, swimming pools, a leisure centre, a library and a car park. The energy savings are guaranteed by Honeywell, and the upgrades are expected to be completed in about six months.

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