Diffusion supply Heating, Cooling, Ventilation, Air Conditioning Products & Refurbishment Services. Fancoils, Heaters & HVAC Control Systems.

Joined June 2014
The Government plans to strengthen #MEES for larger commercial buildings, putting energy efficiency in focus. Diffusion’s energy-efficient fan coil range combines high performance with independently verified EPDs across a wide range of units. propertyweek.com/news/govern…
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As cooling rises up the must-have list for London offices, delivering thermal comfort without compromising energy efficiency or acoustics is key. Diffusion’s Ultra-Line 360 provides energy-efficient heating and cooling with sound levels as low as NR25. ft.com/content/ec594b62-1453…
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A good night's sleep makes all the difference to a hotel stay, which is why ultra-quiet fan coil units matter. Diffusion's new Ultra-Line fan coils are featured on pg 12 of Hotelier & Hospitality Design and are ideal for ceiling-exposed applications. online.fliphtml5.com/psdca/x…
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Diffusion's Witness Testing Service lets consultants, contractors and clients verify #FanCoilUnit performance before delivery. We validate airflow, acoustics, and heating & cooling output, giving you confidence your units will perform as specified. diffusion-group.com/witness-…
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Industrial-inspired interiors deserve building services that enhance the design, not compromise it. The Ultra-Line 360 ceiling-exposed #FanCoilUnit combines contemporary aesthetics with quiet performance, making it ideal for modern commercial spaces. diffusion-group.com/product/…
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Comfort isn't just about temperature, it's about how air is delivered. Our Ultra-Line 360 uses the #Coanda effect to distribute air evenly, reducing draughts and enhancing #OccupantComfort. Better #HVAC design helps create spaces people enjoy working in.
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We're delighted to announce that the Diffusion Modular Highline 235 and Modular Highline 275 now have supporting 3rd party verified Environmental Product Declarations (EPDs). diffusion-group.com/product/…
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🏆 Shortlisted for TWO HVR Awards 2026! Diffusion’s Ultra-Line 360 #FanCoilUnit is shortlisted for Commercial/Industrial Heating Product of the Year AND Air Conditioning Product of the Year. Proud to see our UK-made innovation recognised! #HVRAwards #HVAC diffusion-group.com/product/…
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💙 Today we're celebrating the role healthy indoor environments play in wellbeing. Good air quality, thermal comfort and low noise help people feel and perform at their best. Discover our award-winning approach: diffusion-group.com/news/dif…
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As the UK transitions to Net-Zero, the BCIA warns that non-domestic buildings risk being overlooked in decarbonisation efforts. Diffusion is committed to reducing carbon and has completed CIBSE TM65 calculations for its fan coils, with EPDs underway. fmj.co.uk/bcia-warns-non-dom…
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♻️ This #PlasticFreeJuly, we're highlighting the value of designing products that last. At Diffusion, our durable #HVAC solutions reduce waste through long lifecycles, replaceable components and reusable filters. Many of our units still perform efficiently after 15+ years!
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We recently welcomed work experience students Charlie & Bethany for a day exploring London through the lens (pun intended! 📸) of #CommercialArchitecture. They captured all the content featured here while learning how engineering, sales & marketing work together. 👏
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Diffusion has launched the Ultra-Line 360 fan coil unit, designed for exposed-ceiling applications in commercial office, retail, and hospitality projects. The new Ultra-Line provides 360º air distribution through the Coandă effect. coolingpost.com/products/ult…
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This #WorldPopulationDay, we're highlighting the role of ventilation in healthier, more comfortable cities. As urban areas grow, quiet, high-performance #HVAC solutions help improve indoor air quality without compromising occupant comfort. #Ventilation #IndoorAirQuality
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🐝 It's #DontStepOnABeeDay! Bees pollinate around 75% of the world's food crop species, making them vital to healthy ecosystems. As we work towards #NetZero, protecting biodiversity is just as important as reducing carbon. Do you have bee-friendly plants? 🌼
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This #NetZeroWeek, we're highlighting how #HVAC can support lower-carbon buildings. Our Highline range combines energy-efficient performance with a focus on lifecycle sustainability, backed by embodied carbon data to support informed specification. diffusion-group.com/sustaina…
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Performance meets efficiency with the NEW Ultra-Line 360! Designed for commercial spaces, it combines integrated plenum & diffuser technology with ultra-low Specific Fan Power of just 0.05 W/l/s for efficient, low-noise performance. #HVAC diffusion-group.com/ultra-li…
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Diffusion's new Ultra-Line 360, patent pending, is designed to meet demand for high-performance, ceiling-exposed solutions in offices & retail spaces. Simple to specify, install and maintain, while incorporating award-winning technology. architectsdatafile.co.uk/new…
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The NEW Ultra-Line 360 from Diffusion delivers 360 comfort with true Coandă airflow, low noise levels from NR25, and sustainable features including a Lifetime ‘Eco’ filter designed to help reduce landfill waste. 360° airflow, ultra-quiet operation & #Sustainable design. #HVAC
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