--- title: Swegon North America blog | Carl-Ola Danielsson description: Carl-Ola Danielsson is RD&I Director for Room Units at Swegon. Carl-Ola has great expertise in the products we offer from Swegon, as well as in other solutions offered on the market, and he is a skillful writer of insightful content. 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) - 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[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/William_lawrance.jpg?width=75&name=William_lawrance.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. [![Carl-Ola Danielsson](https://blog.swegon.com/hs-fs/hubfs/Carl%20Ola%20Danielsson.png?width=200&height=200&name=Carl%20Ola%20Danielsson.png)](https://blog.swegon.com/na/author/carl-ola-danielsson-1) [Carl-Ola Danielsson](https://blog.swegon.com/na/author/carl-ola-danielsson-1) Carl-Ola Danielsson is RD&I Director for Room Units at Swegon. Carl-Ola has great expertise in the products we offer from Swegon, as well as in other solutions offered on the market, and he is a skillful writer of insightful content. ### 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 - [Indoor Climate Knowledge](https://blog.swegon.com/na/tag/indoor-climate-knowledge) ### [Carl-Ola Danielsson](https://blog.swegon.com/na/author/carl-ola-danielsson-1) ## [What are the advantages of dry cooling?](https://blog.swegon.com/na/what-are-the-advantages-of-dry-cooling) The concept of dry cooling is all about delivering sensible cooling from a hydronic circuit. It might sound simple, but it has a prerequisite - the temperature of the system’s circulating water has to be kept above dew point at all times. Once this criterion is met, there is a clear potential to … - [Indoor Climate Knowledge](https://blog.swegon.com/na/tag/indoor-climate-knowledge) - [Room Units](https://blog.swegon.com/na/tag/room-units) ### [Carl-Ola Danielsson](https://blog.swegon.com/na/author/carl-ola-danielsson-1) ## [Active chilled beams vs fan coil units](https://blog.swegon.com/na/how-to-choose-between-active-chilled-beams-and-fan-coils-0) Active chilled beams and fan coils are two different types of terminal units that are used to ventilate and control the temperature in a room. Both active chilled beams and fan coils are equipped with a coil that exchanges energy between the room air and water flowing through the coil. The water … 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)