Brennan Less
  • Berkeley, CA
  • United States
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Brennan Less's Discussions

Trends in space conditioning systems in high performance homes, looking for your insight

Started this discussion. Last reply by William H Nickerson Jul 1, 2012. 4 Replies

Can anyone comment on the common types of heating and cooling systems installed in their region in high performance homes?  More and more, I see designers and builders turning away from forced air…Continue

 

Brennan Less's Page

Latest Activity

Brennan Less liked Jim Gunshinan's blog post Our First Year with Solar Panels, by Chris Stratton
Jul 19
Brennan Less replied to Linda Wigington's discussion Good Eating with Reduced Cooking Emissions in the group Kitchen Ventilation
"Cook outside, as much as you can, and close your doors/windows while you do it ;) "
May 24
Brennan Less joined Bob Krell's group
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Healthy Indoors (IAQ)

The Healthy Indoors group is focused on indoor air quality (IAQ), mold, moisture control, radon, lead, air duct cleaning & HVAC hygiene, and building performance/ building science-related topics that affect the healthiness of our indoor environments, like air leakage.See More
May 17
Brennan Less replied to Alan Lehman's discussion Zehnder Comfopipe vs. rigid pipe
"Also, if it's exceptionally cold outside, you could have a supply air temp into the living space that is below the dew point. For example, if it were 70F inside and -30F outside and you have a sensible efficiency of 70% (Zehnder is higher, I…"
Apr 26
Brennan Less replied to Alan Lehman's discussion Zehnder Comfopipe vs. rigid pipe
"Good questions. I would say that on the "house" side, which is connected to the inlets and outlets in the living space, there should be no need for insulated ducting, if the duct runs are in conditioned space. But the ducts connected to…"
Apr 26

Profile Information

Company
LBNL
Professional Interests
Building science research. Deep energy savings in existing homes. Performance monitoring. Ventilation and indoor air quality.
Twitter ID
@brennanless

Comment Wall (1 comment)

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At 9:55pm on September 11, 2011, Diane Chojnowski said…

Hi Brennan,

Welcome to Home Energy Pros! Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!

Don't forget to upload your profile photo. And add your location on our Member Map!


Thanks!
Diane, HEP Moderator

 
 
 

Forum Discussions

Cooling effect from solar panels

Started by Tim Kendzia in General Forum. Last reply by Franco Oyuela 6 hours ago. 16 Replies

Learning Thermostat

Started by Classic Residential, Inc. in General Forum. Last reply by Franco Oyuela 6 hours ago. 35 Replies

When can an oversized A/C be a good thing?

Started by David Byrnes in General Forum. Last reply by Franco Oyuela yesterday. 7 Replies

Surprise loads

Started by Evan Mills in General Forum. Last reply by Daniel Baur-McGuire on Thursday. 4 Replies

Blower door test for small apartment building

Started by Jerry Needham in General Forum. Last reply by Daniel Baur-McGuire on Thursday. 19 Replies

Latest Activity

Franco Oyuela replied to Tim Kendzia's discussion Cooling effect from solar panels
"Those solar panels on top of your roof aren't just providing clean power; they are cooling…"
6 hours ago
Alice La Pierre replied to Don Fugler's discussion Depressurization/make-up air issues in the group Kitchen Ventilation
"Brilliant; I will ask Santa for a particle monitor for Christmas now.  Thanks!"
6 hours ago
Franco Oyuela replied to Classic Residential, Inc.'s discussion Learning Thermostat
"What is a smart thermostat? Every home has a thermostat and the smart version of this piece of…"
6 hours ago
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18 hours ago
Don Fugler replied to Don Fugler's discussion Depressurization/make-up air issues in the group Kitchen Ventilation
"Alice, there is probably not a specific ventilation requirement for induction cooking. The ROCIS…"
yesterday
Dominick Pandolfo joined Michael Stuart's group
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INFRARED THERMOGRAPHY USERS

This group is dedicated to knowledge sharing and discussion of infrared thermography for building…See More
yesterday
Dominick Pandolfo joined Don Fugler's group
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Kitchen Ventilation

In many homes, cooking is the largest indoor source of air pollutants. Exposures can be higher in…See More
yesterday

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