--- title: Swegon North America blog | William Lawrance image: https://blog.swegon.com/hubfs/Assets/img/sharing_image_swegon.png --- [![](https://www.swegon.com/Static/img/logo.svg?v=3)](https://www.swegon.com/na/) Menu - [Solutions & Services](https://www.swegon.com/na/solutions-and-services/) - [Products](https://www.swegon.com/na/products-and-services/) - [References & Insights](https://www.swegon.com/na/references-and-insights/) - [Support & Software](https://www.swegon.com/na/support/) - [Sustainability](https://www.swegon.com/na/sustainability/) - [Why Swegon?](https://www.swegon.com/na/why-swegon/) - [Product Search](https://www.swegon.com/na/product-search-result/) - [Document Search](https://www.swegon.com/na/support/find-documents/) - [Career](https://career.swegonnorthamerica.com/?__hstc=90448965.46d6fb9011873e48965818427a3d6f0d.1747056956577.1756736344325.1756796067195.177&__hssc=90448965.5657.1756796067195&__hsfp=3315655689) - North America - [Contact](https://www.swegon.com/na/contact/) ## Choose a market [Or visit our global site](https://www.swegon.com) - 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[Renovation (2)](https://blog.swegon.com/na/tag/renovation) - [Schools (2)](https://blog.swegon.com/na/tag/schools) - [energy recovery (2)](https://blog.swegon.com/na/tag/energy-recovery) - [specific power (2)](https://blog.swegon.com/na/tag/specific-power) - [Acoustics (1)](https://blog.swegon.com/na/tag/acoustics) - [Air Quality (1)](https://blog.swegon.com/na/tag/air-quality) - [Commercial HVAC Systems (1)](https://blog.swegon.com/na/tag/commercial-hvac-systems) - [DOAS (1)](https://blog.swegon.com/na/tag/doas) - [Facility Services (1)](https://blog.swegon.com/na/tag/facility-services) - [Gender Equality (1)](https://blog.swegon.com/na/tag/gender-equality) - [HVACsystem (1)](https://blog.swegon.com/na/tag/hvacsystem) - [Optimisation Systems (1)](https://blog.swegon.com/na/tag/optimisation-systems) - [Rotary Heat Exchangers (1)](https://blog.swegon.com/na/tag/rotary-heat-exchangers) - [Schools and HVAC (1)](https://blog.swegon.com/na/tag/schools-and-hvac) - [Services & Connectivity (1)](https://blog.swegon.com/na/tag/services-connectivity) - [airhandlingUnit (1)](https://blog.swegon.com/na/tag/airhandlingunit) - [heatexchanger (1)](https://blog.swegon.com/na/tag/heatexchanger) > Fler ### By authors - [![Alberto Ferrandi](https://blog.swegon.com/hs-fs/hubfs/Bild%20alberto.png?width=75&name=Bild%20alberto.png) Alberto Ferrandi 3](https://blog.swegon.com/na/author/alberto-ferrandi) - [![Alessandro Pinato](https://blog.swegon.com/hs-fs/hubfs/alessandro.webp?width=75&name=alessandro.webp) Alessandro Pinato 1](https://blog.swegon.com/na/author/alessandro-pinato) - [![Andreas Söderholm](https://blog.swegon.com/hs-fs/hubfs/andreassoderholm.webp?width=75&name=andreassoderholm.webp) Andreas Söderholm 1](https://blog.swegon.com/na/author/andreas-söderholm) - [![Andreas Örje Wellstam](https://blog.swegon.com/hs-fs/hubfs/andreas-orje-wellstam.webp?width=75&name=andreas-orje-wellstam.webp) Andreas Örje Wellstam 4](https://blog.swegon.com/na/author/andreas-örje-wellstam) - [![Carl-Johan Strömwall](https://blog.swegon.com/hs-fs/hubfs/sigvardsson_220628_0008_small_webb%20(1).jpg?width=75&name=sigvardsson_220628_0008_small_webb%20(1).jpg) Carl-Johan Strömwall 1](https://blog.swegon.com/na/author/carl-johan-strömwall) - [![Carl-Ola Danielsson](https://blog.swegon.com/hs-fs/hubfs/Carl%20Ola%20Danielsson.png?width=75&name=Carl%20Ola%20Danielsson.png) Carl-Ola Danielsson 2](https://blog.swegon.com/na/author/carl-ola-danielsson-1) - [![Caroline Jacobsson](https://blog.swegon.com/hs-fs/hubfs/Blog%20Authors/Caroline%20Jacobsson.jpg?width=75&name=Caroline%20Jacobsson.jpg) Caroline Jacobsson 1](https://blog.swegon.com/na/author/caroline-jacobsson) - [![Fabio Polo](https://blog.swegon.com/hs-fs/hubfs/Fabio%20Polo-1.jpg?width=75&name=Fabio%20Polo-1.jpg) Fabio Polo 1](https://blog.swegon.com/na/author/fabio-polo) - [![Federica Serena](https://blog.swegon.com/hs-fs/hubfs/Serena.webp?width=75&name=Serena.webp) Federica Serena 1](https://blog.swegon.com/na/author/federica-serena) - [Hugh Crowther 3](https://blog.swegon.com/na/author/hugh-crowther) - [![Mikael Börjesson](https://blog.swegon.com/hs-fs/hubfs/Blog%20Authors/Mikael%20B%C3%B6rjesson.jpg?width=75&name=Mikael%20B%C3%B6rjesson.jpg) Mikael Börjesson 6](https://blog.swegon.com/na/author/mikael-börjesson) - [Mike Woolsey 4](https://blog.swegon.com/na/author/mike-woolsey) - [![Swegon](https://blog.swegon.com/hs-fs/hubfs/swegsw-1.png?width=75&name=swegsw-1.png) Swegon 1](https://blog.swegon.com/na/author/swegon) - [![Timo Schreck](https://blog.swegon.com/hs-fs/hubfs/Timo%20Schreck.jpg?width=75&name=Timo%20Schreck.jpg) Timo Schreck 2](https://blog.swegon.com/na/author/timo-schreck) - [![Tony Pettersson](https://blog.swegon.com/hs-fs/hubfs/tonyp.jpg?width=75&name=tonyp.jpg) Tony Pettersson 1](https://blog.swegon.com/na/author/tony-pettersson) - [![William Lawrance](https://blog.swegon.com/hs-fs/hubfs/William2.jpg?width=75&name=William2.jpg) William Lawrance 4](https://blog.swegon.com/na/author/william-lawrance) - [![Åsa Norén-Lundh](https://blog.swegon.com/hs-fs/hubfs/A%CC%8Asa%20Nore%CC%81n-Lundh.webp?width=75&name=A%CC%8Asa%20Nore%CC%81n-Lundh.webp) Åsa Norén-Lundh 3](https://blog.swegon.com/na/author/åsa-norén-lundh) Explore - - - [NA | Blog](https://blog.swegon.com/na) Subscribe Explore Share Subscribe # The Swegon blog – Everything about indoor climate Our experts at Swegon have for years shared their knowledge and skills in the format of enlightening blog posts about ventilation, heating and cooling. With different angles of approach, a wide variety of indoor climate related topics have been presented and explained with sincere engagement and broadmindedness. Below you find more than 100 blog posts, and we are constantly adding new ones, in our aspiration to build knowledge about indoor climate – within, as well as outside, the building industry. Click on the pre-set tags, or use the filter function under "Explore" to narrow down the number of posts to a selection that is relevant to your interest or that will give you new and useful insights. [![William Lawrance](https://blog.swegon.com/hs-fs/hubfs/William2.jpg?width=200&height=200&name=William2.jpg)](https://blog.swegon.com/na/author/william-lawrance) [William Lawrance](https://blog.swegon.com/na/author/william-lawrance) With more than 40 years of experience in the industry, William Lawrance is a Senior Product Manager at Swegon. William is also the Convenor for the CEN workgroup, responsible for preparing the AHU standards EN 13053 and EN 1886, as well as the Chairman of Eurovent Certification Compliance Committee for AHU. ### By topics - [Indoor Climate Knowledge (13)](https://blog.swegon.com/na/tag/indoor-climate-knowledge) - [Air Handling Units (7)](https://blog.swegon.com/na/tag/air-handling-units) - [Cooling & Heating (6)](https://blog.swegon.com/na/tag/cooling-heating) - [Energy Efficiency (6)](https://blog.swegon.com/na/tag/energy-efficiency) - [Humidity (4)](https://blog.swegon.com/na/tag/humidity) - [AHRI (3)](https://blog.swegon.com/na/tag/ahri) - [ERV (3)](https://blog.swegon.com/na/tag/erv) - [Heat recovery effectiveness (3)](https://blog.swegon.com/na/tag/heat-recovery-effectiveness) - [PHI (3)](https://blog.swegon.com/na/tag/phi) - [Room Units (3)](https://blog.swegon.com/na/tag/room-units) - [balanced flow (3)](https://blog.swegon.com/na/tag/balanced-flow) - [continuous ventilation (3)](https://blog.swegon.com/na/tag/continuous-ventilation) - [cross-contamination (3)](https://blog.swegon.com/na/tag/cross-contamination) - [heat recovery (3)](https://blog.swegon.com/na/tag/heat-recovery) - [indoor environmental quality (3)](https://blog.swegon.com/na/tag/indoor-environmental-quality) - [passive house (3)](https://blog.swegon.com/na/tag/passive-house) - [HRV (2)](https://blog.swegon.com/na/tag/hrv) - [Heat Pumps (2)](https://blog.swegon.com/na/tag/heat-pumps) - [Renovation (2)](https://blog.swegon.com/na/tag/renovation) - [Schools (2)](https://blog.swegon.com/na/tag/schools) - [energy recovery (2)](https://blog.swegon.com/na/tag/energy-recovery) - [specific power (2)](https://blog.swegon.com/na/tag/specific-power) - [Acoustics (1)](https://blog.swegon.com/na/tag/acoustics) - [Air Quality (1)](https://blog.swegon.com/na/tag/air-quality) - [Commercial HVAC Systems (1)](https://blog.swegon.com/na/tag/commercial-hvac-systems) - [DOAS (1)](https://blog.swegon.com/na/tag/doas) - [Facility Services (1)](https://blog.swegon.com/na/tag/facility-services) - [Gender Equality (1)](https://blog.swegon.com/na/tag/gender-equality) - [HVACsystem (1)](https://blog.swegon.com/na/tag/hvacsystem) - [Optimisation Systems (1)](https://blog.swegon.com/na/tag/optimisation-systems) - [Rotary Heat Exchangers (1)](https://blog.swegon.com/na/tag/rotary-heat-exchangers) - [Schools and HVAC (1)](https://blog.swegon.com/na/tag/schools-and-hvac) - [Services & Connectivity (1)](https://blog.swegon.com/na/tag/services-connectivity) - [airhandlingUnit (1)](https://blog.swegon.com/na/tag/airhandlingunit) - [heatexchanger (1)](https://blog.swegon.com/na/tag/heatexchanger) + More X Close - [Air Handling Units](https://blog.swegon.com/na/tag/air-handling-units) - [Humidity](https://blog.swegon.com/na/tag/humidity) ### [William Lawrance](https://blog.swegon.com/na/author/william-lawrance) ## [The many advantages of sorption technology](https://blog.swegon.com/na/the-many-advantages-of-sorption-technology) Air handling units equipped with rotary heat exchangers with a sorption coating bring significant opportunity for energy and carbon emission reductions, while also improving the indoor environment. But what exactly is it that makes them so advantageous? Here is a step-by-step guide to understanding … - [Air Handling Units](https://blog.swegon.com/na/tag/air-handling-units) ### [William Lawrance](https://blog.swegon.com/na/author/william-lawrance) ## [Getting to grips with internal leakage in air handling units](https://blog.swegon.com/na/getting-to-grips-with-internal-leakage-in-air-handling-units-0) Internal leakage of air in ventilation systems is wasteful and it can also affect the indoor air quality so we need to minimise leakage to both optimise the energy consumption and ensure the best possible air quality. In this article, you will get to know different modes of internal leakages and … - [Air Handling Units](https://blog.swegon.com/na/tag/air-handling-units) ### [William Lawrance](https://blog.swegon.com/na/author/william-lawrance) ## [Commissioning air handling units is all about the work off site](https://blog.swegon.com/na/efficient-commissioning-of-air-handling-units-on-site-is-all-about-the-work-off-site-0) The commissioning and adjustment of air handling units can be time consuming, and due to the human factor, the units are not always set-up as intended, resulting in inefficient operation. But this may soon be history, the tools to streamline the whole process are already here. And the trend is … - [Energy Efficiency](https://blog.swegon.com/na/tag/energy-efficiency) - [Air Handling Units](https://blog.swegon.com/na/tag/air-handling-units) ### [William Lawrance](https://blog.swegon.com/na/author/william-lawrance) ## [Casing performance - Achieving good indoor climate with lower operating costs](https://blog.swegon.com/na/casing-performance-achieving-good-indoor-climate-with-lower-operating-costs-0) Six features define the quality and performance of air handling unit casings. To achieve a good indoor climate with low operating cost the ventilation system must be designed and installed in a proper way so that energy losses are minimised and air quality preserved. This means that it must be air … By topics Get updates from the blog directly to your inbox. #### Get to know us - [Why Swegon?](https://www.swegon.com/na/why-swegon/) - [Solutions & services](https://www.swegon.com/na/solutions-and-services/) - [Products](https://www.swegon.com/na/products/) - [References & Insights](https://www.swegon.com/na/references-and-insights/) - [Support & Software](https://www.swegon.com/na/support/) - [Sustainability](https://www.swegon.com/na/sustainability/) #### More Swegon - [About us](https://www.swegon.com/na/about-swegon/) - [News](https://blog.swegon.com/na/news/) - [Career at Swegon](https://career.swegonnorthamerica.com/) - [For suppliers](https://www.swegon.com/na/for-suppliers/) - [The Swegon Blog](https://blog.swegon.com/na/) - [Swegon Air Academy](https://www.swegonairacademy.com/en/) [![](https://www.swegon.com/siteassets/logos/swegon-logo-white.svg)](https://www.swegon.com/) © 2020-2026 Swegon North America, 3 Keensford Court, Unit 1, Ajax, ON L1Z 0K4, Canada, T 416-291-7371 - [Privacy statement](https://www.swegon.com/na/privacy-policy/) - [Cookies](https://www.swegon.com/na/cookies/) - [Processing personal data](https://www.swegon.com/na/privacy-policy/processing-personal-data/) - [Vulnerability disclosure policy](https://www.swegon.com/na/vulnerability-disclosure-policy/) - [![Youtube](https://www.swegon.com/Static/img/youtube.svg)](https://www.youtube.com/channel/UC06JhJ0b4AToqgFeWCXIcZg) - [![Linkedin](https://www.swegon.com/Static/img/linkedin.svg)](https://ca.linkedin.com/company/swegon-north-america)