air flow Archives - Energy Vanguard https://www.energyvanguard.com/tag/air-flow/ Building science knowledge, HVAC design, & fun Mon, 21 Oct 2024 22:02:00 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.2 A Fistful of New Building Science Videos https://www.energyvanguard.com/blog/a-fistful-of-new-building-science-videos/ https://www.energyvanguard.com/blog/a-fistful-of-new-building-science-videos/#view_comments Mon, 26 Aug 2024 20:00:40 +0000 https://www.energyvanguard.com/?p=9175 We’re doing some new things here at Energy Vanguard.  We’ve had a YouTube channel since 2010 but haven’t done much with it.  So one of the new things is working on putting out new videos every week.  Here are the…

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]]> https://www.energyvanguard.com/blog/a-fistful-of-new-building-science-videos/feed/ 1 10 Ways to Reduce Your Indoor Humidity https://www.energyvanguard.com/blog/10-ways-to-reduce-your-indoor-humidity/ https://www.energyvanguard.com/blog/10-ways-to-reduce-your-indoor-humidity/#view_comments Tue, 30 Jul 2024 00:21:10 +0000 https://www.energyvanguard.com/?p=9137 With our changing climate, more people are having to deal with higher humidity for longer periods of time this summer.  I’d say this has been probably the worst summer for humidity since I moved to Georgia in the summer of…

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]]> https://www.energyvanguard.com/blog/10-ways-to-reduce-your-indoor-humidity/feed/ 22 To Zone or Not to Zone…and How? https://www.energyvanguard.com/blog/to-zone-or-not-to-zone-and-how/ https://www.energyvanguard.com/blog/to-zone-or-not-to-zone-and-how/#view_comments Tue, 02 Jul 2024 21:23:20 +0000 https://www.energyvanguard.com/?p=9110 Unless you have a simple, small home, you probably want more than one thermostat to control the heating and cooling.  That lets you control the conditions separately in different areas.  And that’s where zoning comes in.  A common example is…

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]]> https://www.energyvanguard.com/blog/to-zone-or-not-to-zone-and-how/feed/ 20 Will a Heat Pump Work With Your Existing Ducts? https://www.energyvanguard.com/blog/will-a-heat-pump-work-with-your-existing-ducts/ https://www.energyvanguard.com/blog/will-a-heat-pump-work-with-your-existing-ducts/#view_comments Tue, 25 Jun 2024 16:44:19 +0000 https://www.energyvanguard.com/?p=9094 OK, you’re thinking of replacing that old furnace in your home with a new heat pump.  But you have doubts.  You’ve heard that heat pumps don’t heat as well as furnaces.  (Wrong.)  Or that they’ll jack up your electricity bills…

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]]> https://www.energyvanguard.com/blog/will-a-heat-pump-work-with-your-existing-ducts/feed/ 14 What’s the Correct Air Flow for an Air Conditioner? https://www.energyvanguard.com/blog/whats-the-correct-air-flow-for-an-air-conditioner/ https://www.energyvanguard.com/blog/whats-the-correct-air-flow-for-an-air-conditioner/#view_comments Tue, 07 May 2024 17:34:30 +0000 https://www.energyvanguard.com/?p=9011 Air conditioning is a wonderful thing.  Now that warm weather is returning here in the northern hemisphere, ACs are getting turned on and cranked up again.  The air in a house gets warm because of the heat coming in through…

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]]> https://www.energyvanguard.com/blog/whats-the-correct-air-flow-for-an-air-conditioner/feed/ 9 Heat Pump Basics https://www.energyvanguard.com/blog/heat-pump-basics/ https://www.energyvanguard.com/blog/heat-pump-basics/#view_comments Tue, 05 Dec 2023 02:02:58 +0000 https://www.energyvanguard.com/?p=8710 Whether you’re thinking of getting a heat pump or you already have one, knowing these heat pump basics can help you get the right heat pump and operate it properly.  The Inflation Reduction Act (IRA) here in the US has…

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]]> https://www.energyvanguard.com/blog/heat-pump-basics/feed/ 43 Range Hood Makeup Air: The Basics https://www.energyvanguard.com/blog/range-hood-makeup-air-the-basics/ https://www.energyvanguard.com/blog/range-hood-makeup-air-the-basics/#view_comments Thu, 05 Oct 2023 15:11:51 +0000 https://www.energyvanguard.com/?p=8597 Kitchen ventilation is critical to having good indoor air quality in your home.  Cooking, as the research shows, produces a lot of indoor air pollutants.  The best way to deal with that is to have an exhaust ventilation system that…

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]]> https://www.energyvanguard.com/blog/range-hood-makeup-air-the-basics/feed/ 11 5 Tons Is Never the Right Answer https://www.energyvanguard.com/blog/5-tons-is-never-the-right-answer/ https://www.energyvanguard.com/blog/5-tons-is-never-the-right-answer/#view_comments Tue, 25 Jul 2023 13:57:27 +0000 https://www.energyvanguard.com/?p=8459 We do a lot of HVAC design (third party, all over the US) at Energy Vanguard.  I’ve also written a lot about it here in this blog and in my book.  And if you’ve been reading any of those pieces,…

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]]> https://www.energyvanguard.com/blog/5-tons-is-never-the-right-answer/feed/ 28 4 Ways to Fix Your Duct System https://www.energyvanguard.com/blog/4-ways-to-fix-your-duct-system/ https://www.energyvanguard.com/blog/4-ways-to-fix-your-duct-system/#view_comments Tue, 16 Aug 2022 13:33:22 +0000 https://www.energyvanguard.com/?p=7679 I’ve written a lot of articles about ducts here, but I haven’t yet addressed today’s topic:  common problems with ducts and how to fix them.  This one is for homeowners or renters who want to save money and be more…

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]]> https://www.energyvanguard.com/blog/4-ways-to-fix-your-duct-system/feed/ 13 The Ol’ Beer Can Pressure Crunch https://www.energyvanguard.com/blog/the-ol-beer-can-pressure-crunch/ https://www.energyvanguard.com/blog/the-ol-beer-can-pressure-crunch/#view_comments Tue, 10 May 2022 20:48:31 +0000 https://www.energyvanguard.com/?p=7410 Air has weight.  Air can move things, like giant wind turbine blades.  Air can also crush things.  I first got to see the power of air in my introductory physics class in college.  The professor, Dr. Jeffrey Trahan, showed the…

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