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Category: Housing

Alternatives to Insulation

February 18, 2023 Rogier F. van Vlissingen 1 Comment

In respect of building envelopes, we tend to think insulation, as if that were the only option. But the range…

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Posted in: Economics, Energy Efficiency, Finance, Housing, Retrofits, Thermal Load, Thermal Performance Filed under: emissivity, heat blocking, insulator, payback, reflectivity, termal load

Retrofitting is where it’s at

January 26, 2023 Rogier F. van Vlissingen 2 Comments

Anyone who has followed the changes of mileage in cars, has realized that the fleet performance changes slowly because cars…

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Posted in: Economics, Energy Efficiency, Housing, Retrofits, Thermal Load, Thermal Performance Filed under: blocking heat, Building envlope, thermal load, Window insulator

It’s the Envelope, Stupid!

November 28, 2022 Rogier F. van Vlissingen 1 Comment

We keep lamenting the amounts of energy used by buildings, but it’s like the proverbial weather in New England: nobody…

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Posted in: Economics, Energy Efficiency, Housing, Retrofits, Thermal Load, Thermal Performance Filed under: building envelope, emissivity, heat rejection, insulation, r-value

Air Quality Monitoring Michagass

March 18, 2022 Rogier F. van Vlissingen

Notes from the field: Measuring AQI is a troubled affair. Indoor air quality (IAQ) has been a joke for a…

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Posted in: Air Quality, Economics, Energy Efficiency, Housing Filed under: BLATN, BRWISSEN, CO2, Formaldehyde, HCHO, IAQ, PM2.5, Temtop

IAQ Trifecta, with Plants

March 1, 2022 Rogier F. van Vlissingen

Ventilation, Filtration and… Plants. For Indoor Air Quality, ventilation is basically about the exchange of CO2 for Oxygen, although it…

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Posted in: Air Quality, Housing Filed under: Dexwet Pure Air, Plants, PM2.5, Ventilation

IAQ in the Bronx

February 8, 2022 Rogier F. van Vlissingen

This is part of the growing story of the Dexwet Pure Air introduction in the US, and the initial commercial…

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Posted in: Air Quality, Economics, Housing

Low-Entropy Living, Health and the Environment

August 22, 2018 Rogier F. van Vlissingen 3 Comments

There is more to low-entropy living than meets the eye, just net-zero building is not enough. The risk with sustainability…

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Posted in: Housing, Uncategorized Filed under: entropy, living, net-zero, plant-based, sub-optimization, sustainability

Recent Posts

  • Alternatives to Insulation
  • Replacing Brains with Bureaucracy
  • Retrofitting is where it’s at

Recent Comments

  • Dennis G Roberts on Alternatives to Insulation
  • John Cockerill on Retrofitting is where it’s at
  • Dennis G. Roberts on Retrofitting is where it’s at

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