Barry Stephens
  • Male
  • Scarborough, ME
  • United States
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Barry Stephens's Page

Latest Activity

Barry Stephens replied to Bruce Ackerman's discussion Countercurrent heat exchangers
"The counter-flow heat exchanger is part of what sets the Zehnder HRVs and ERVs apart. This is why they achieve up to 90+ percent recovery efficiency, which is much higher than units using cross-flow exchangers."
Jan 14
Barry Stephens replied to Evan Mills's discussion New LBNL Resource: Steps to Improving Ventilation in Existing Homes
"New technology will continue to bend the curve on these models. Vermont Energy Investment Corp (VEIC), Northwest Energy Efficiency Alliance (NEEA)  and others are developing these models, with HRVs/ERVs operating at .3 watts/cfm and with 90%…"
Oct 4, 2012
Barry Stephens replied to Sue Davis's discussion Heat Recovery Ventilator - Iced Up
"I am surprised that you are having this issue in Germany. They are well ahead of North America in both efficiency of units, and proper installation. The HRV should have a defrost mode, either with unbalancing motors to provide more exhaust than…"
Feb 16, 2012
Barry Stephens is now a member of Home Energy Pros
Nov 23, 2011

Profile Information

Company
Ventacity Systems, Inc
Role in Home Performance Marketplace
Manufacturer
Website URL
http://www.ventacity.com
LinkedIn Profile
https://www.linkedin.com/in/barry-stephens-a67701b?trk=nav_responsi...

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At 8:38am on November 26, 2011, Diane Chojnowski said…

Hi Barry,

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

 
 
 

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Luke Langhals replied to Luis Hernandez's discussion ERV Configuration
"Very good reading. Thank you for posting this."
6 hours ago
Luke Langhals replied to Diane Chojnowski's discussion Poll: How confident do you feel about the future of home performance?
"This poll would change on a day to day basis :) I'm cynical one day and extremely optimistic…"
6 hours ago
Luke Langhals liked tedkidd's discussion Dear DOE, PACE sucks - please fix or make it go away...
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Nicole Scheunemann's video was featured

Airtight, Tested Right: Blower Door Tests for Contractors

Contractors: with a new New York State Energy Code going into effect in October 2016, it’s important to know what you’ll be on the hook for when it comes to ...
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Eve Dunham replied to Kim Tanner's discussion Facebook page targeting and privacy in the group Marketing Energy Efficiency
"I have used the targeted ads feature for age, location, etc. I have had moderate success with this.…"
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