Technical
Choosing between direct and indirect HIUs: a practical comparison
Heat Interface Units (HIUs) are essential components in district heating systems, and are broadly categorised into direct…
March 2026
Enhancing air source heat pump system performance – The naturally Strebel way
Latest range of heat pumps use vapour injection technology to help boost heating output, efficiency, and system…
March 2026
Loud and clear on noise control
Excessive noise from mechanical ventilation systems can have a detrimental effect on the comfort of building occupants, but Apex Acoustics’ Jack Harvie-Clark believes the proposed Approved Document F fails…
January 2020
Film studies – retrofitting window film
A BIM library for window film will allow the technology to be modelled accurately during design, says Andrew Cooper, of Evora Edge
January 2020
Tuning into the body clock: spectrally tunable lighting systems
For the first time in a real office setting, a study has been carried out into the impact of a dynamic, spectrally tunable lighting system on…
November 2019
Showcasing net-zero: Event Complex Aberdeen’s energy strategy
The Event Complex Aberdeen has a sophisticated energy strategy combining anaerobic digestion, hydrogen fuel cells and CHP plant. Andy Pearson talks to HDR | Hurley…
November 2019
Alight and well: lighting for healthcare environments
Lighting of healthcare environments is moving beyond clinical necessity. Andrew Bissell examines the critical need to consider the non-visual, as well as the visual, aspects of illumination
November 2019
Growing interest: using wastewater to heat Britain’s giant greenhouses
To minimise carbon emissions, developers behind two huge greenhouses in East Anglia are using heat from nearby wastewater treatment plants to provide perfect growing conditions.…
October 2019
What is the most efficient system for heating zero carbon homes?
What is the most effective way of heating our future zero carbon homes? Chris Twinn has been researching the issue for five years and has…
October 2019
A condensing guide to CHP efficiency
CHP can offer savings in applications with high, constant heat demand, but how designers integrate it will impact on the benefits. Remeha’s Ryan Kirkwood considers…
October 2019
Level best: highlights from the 10th Symposium on Lift and Escalator Technologies
The 10th Symposium on Lift and Escalator Technologies covered simulation, connectivity and safety, as the Lift and Escalator Industry Association’s Nick Mellor reports
October 2019
In the pipeline – is hydrogen a potential low carbon replacement for natural gas?
Hydrogen is being widely touted as a potential low carbon replacement for natural gas but, for it to succeed industry will need to address substantial…
September 2019
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