Podcasts by 7 Minutes of BS (#BuildingScience w/a BEAT)
30 minute descriptions of technical topics distilled to seven minutes.
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Wildfire-Resistant Construction from 2020-06-11T16:16:11
Wildfire is different from wildland fire. Wildland fire is a regular part of a region’s ecology. Wildfire is a wildland fire that burns out of control.
In this episode, we are joined by Daniel...
Jobsite COVID Protocols and Solutions: Career Toolbox Podcast from 2020-06-10T17:53:22
Guest Rob Matuga, Assistant Vice President for Health, Safety, Jobsite regulations at the National Association of Homebuilders (NAHB) discusses how to re-open jobsites safely.
ListenWind Resistance from 2020-02-25T17:41:55
Guest: Dr. Anne Cope, Ph.D., P.E., Chief Engineer of the Insurance Institute for Business & Home Safety explains why calling it hurricane resistance puts so many people at risk.
ListenEFFECTIVE R-Value: from 2019-10-08T15:04:19
Can a wall plummet from R-50 to R-12 because of the studs?
In this episode, we are joined by Jonathan Smegal, M.A. SC a Senior Project Manager with RDH Building Science Laboratories breaki...
ViscoElasticity from 2018-10-23T15:52:40
"ViscoElasticity is what we’re talking about and that is the property of a material that exhibits the viscous nature of a liquid but also the elastic nature of a solid." —Allen Sealock, the produc...
ListenThe Psychrometric Chart from 2018-10-15T16:35:06
Psychrometrics is the physics which deals with the process and properties of moist air, a combination of water vapor and dry air.
ListenLow-E Coatings for Glass from 2018-07-27T15:00:17
Low-e coatings screen infrared heat from moving through windows, either inward, outward, or both
Today Ray Garries, Vice President of Engineering and Innovation at MI Windows and Doors joi...
Unvented - Roofs from 2018-05-31T15:06:17
Like an out-of-plumb wall, insulated and unvented roofs can work well—or not.
In this episode, we are joined by Jonathan Smegal, M.A. SC a Senior Project Manager with RDH Building Science ...
The Building Science Behind Marijuana Grow Rooms from 2018-04-26T16:45:59
People have been growing houseplants in houses for a long time. They balance relative humidity, they clean the air, and they generally make the place homier.
But a marijuana grow-room is d...
Flood Resistant Construction and Cleanup from 2018-03-08T20:37:07
If you can't build to stay dry, build to tolerate wet.
In this episode of 7 Minutes of BS, 'Dr. Joe' Lstiburek, PhD , P. Eng, ASHRAE Fellow, and founding principal of Building Science Corp...
Drip Edge Flashing from 2018-02-22T14:43:09
A Drip edge is the leading edge of a flashing, sill, overhang or other linear, horizontal building element, designed to shed water.
they’re commonly found at enclosure details such as flas...
Science: What it is, how it works, why it matters and how climate science informs building design from 2017-11-09T19:23:46
"Science is a method of understanding how things work in the universe."
Allison Bailles, Ph.D. is the gest for this episode of 7 Minutes of BS.
We decided to back out of Building Science fo...
IAQ: 7 Minutes of BS from 2017-11-09T03:28:05
Three-pronged solution to indoor pollution: Isolate, eliminate, and ventilate.
For today's topic, we have Jim Shelton, Vice President, Panasonic Eco Solutions of North America as he break...
Heat Stress: 7 Minutes of BS from 2017-09-19T19:30:57
Heat stress is a net heat load to which a worker is exposed from the combined contributions of metabolic heat, environmental factors, and clothing worn, which results in the increase in heat storag...
ListenAir Barriers from 2017-08-18T16:41:26
"You can't simply go down to the hardware store and buy a box labeled air barrier."
This episode features Jonathan Smegal, M.A. SC a Senior Project Manager with RDH Building Science Labor...
Architectural Projections- Old Details That Work from 2017-07-26T19:16:27
In this episode, we are joined by Sarah Gray, an engineer with RDH Building Science Inc. to talk about using simple physics to outthink simple physics.
Using gravity to beat surface tensi...
Vapor Permeance from 2017-06-26T21:16:53
Vapor permeance is the property of a material – and in our discussions this will be building materials – which permits the passage of water vapor through it.
Today's guest is Jonathan Smegal o...
Radiant Barriers from 2017-05-30T19:42:13
Thin foil can block massive amounts of heat transfer, but it needs a massive temperature difference to be effective. So, in residential construction, thermal insulation makes radiant barriers large...
ListenMakeup Air from 2017-05-02T14:40:54
Houses cannot expand and contract with changes in pressure like balloons can. Instead, they need paths for air to balance the pressure
ListenReservoir Claddings and Mass Walls from 2017-02-14T23:20:40
Guest: Sarah Gray, P. Eng., RDH Building Science Inc.
Reservoir claddings include brick, stone, terra cotta, and even stucco, that are all porous materials. When exposed to rain or vapor d...
Mechanical Ventilation from 2017-01-31T18:13:09
Exhaust, supply, balanced, and backdrafting. How to visualize what you cannot see.
ListenEfflorescence from 2016-12-02T19:36:06
Physics vs physical structures and how salt can blow apart brick.
ListenStack Effect from 2016-12-02T17:53:15
Stack effect is relentless: it is always working, when you’re awake or asleep, even during blackouts. And it feeds on itself.
Listen