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  • District heating systems for housing association homes
    Stokvis Energy Systems
    Paul Sands of Stokvis Energy Systems reflects on the reasons social housing landlords are returning to the use of centralised heating systems. In recent years our social housing sector has ‘rediscovered' an appetite for...
  • Huge opportunity replacing inefficient circulating pumps
    Wilo
    While fitting high-efficiency circulating pumps is now mandatory, Gary Wheatley, Wilo UK’s Training and Technical Manager, believes that there is a huge opportunity around the replacement of existing inefficient models.
  • Solar thermal water heating in the leisure sector
    Stokvis Energy Systems
    The Carbon Trust: "Solar water heating can be very effective for swimming pools and is relatively easy to connect to a conventional heating system." Energy costs in a typical sports centre are second only to labour,...
  • AEL cast iron radiators – FAQ
    AEL Heating Solutions Ltd
    Q What are the advantages of using cast iron radiators? A Cast Iron radiators retain their heat and therefore emit heat for longer periods into your room unlike a modern pressed steel radiator. Cast iron radiators are also...
  • Rainwater harvesting – simply common sense
    Wilo
    Gary Wheatley, Training & Technical Manager at Wilo UK, explains what rainwater harvesting is and why implementing it for water reuse makes sense from a financial and ecological point of view. He also gives design guidelines...
  • Flexible, efficient and safe - plate heat exchangers
    Stokvis Energy Systems
    Paul Sands of Stokvis Energy Systems examines the advantages offered by plate heat exchangers. From modern leisure centres and industrial premises requiring very large quantities of hot water, to rambling old hotels and...
  • Fight against plagiarism: protecting the future
    Wilo
    Counterfeit products can cause significant damage, not to mention the non-quantifiable reputation damage suffered by manufacturers as a result of products that are often of low quality. The best way to deal with this is to...
  • Specifying a low level services strategy
    AET Flexible Space
    Plenum air conditioning systems offer an array of benefits compared with high level services “If it is this good, why isn’t it used more often?” Words often iterated by those learning about underfloor air conditioning for...
  • Reducing heating / cooling pump consumption by over 50%
    Frese
    The pumps installed in all newer heating and cooling systems are almost always frequency-controlled pumps, which are self-adjusting and regulate according to load. To exploit the pump optimally, it must be set and controlled...
  • How to improve commercial boiler efficiency
    Stokvis Energy Systems
    Within the commercial market today, approximately 70% of boilers with outputs of 30kW and above are wall-hung. Whether these modern condensing boilers actually deliver higher efficiencies than their old counterparts is...
  • Design freedom with underfloor air conditioning
    AET Flexible Space
    In practice, incumbent building services can help architects and designers overcome planning and structural constraints. Building typology comes in all shapes and sizes, each with its own unique design criteria. Frequently...
  • How to calculate the "delta T" for a radiator
    AEL Heating Solutions Ltd
    After you have worked out the heat requirement for your room (AEL's easy-to-use BTU calculator will help you do this), how can you check that the radiator you have chosen will provide enough heat output? There is a simple...
  • Considering the options for improving boiler efficiency
    Stokvis Energy Systems
    Paul Sands, Sales and Marketing Director at Stokvis Energy Systems, considers the options for improving boiler efficiency in new and refurbishment situations. To what extent modern condensing boilers actually deliver higher...
  • Plate heat exchangers for commercial applications
    Stokvis Energy Systems
    A hot water system using a plate heat exchanger (PHE) heats water instantaneously and only when required, making it intrinsically energy-efficient. Calorifiers and direct-fired water heaters are less reliable and can empty...
  • Increasing heating efficiency with plate heat exchangers
    Stokvis Energy Systems
    This article by Paul Sands, Director of Stokvis Energy Systems, discusses how using modern modulating low water content gas boilers in combination with compact modulating low water content plate heat exchangers can meet hot...