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, 2016
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...

Comment Wall (1 comment)

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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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Latest Activity

Profile IconKen Goodrich and Lindsay Bachman joined Home Energy Pros
2 hours ago
Diane Chojnowski commented on Diane Chojnowski's event Better Buildings Peer Exchange Call: Home Improvement Catalyst: Keeping the Ball Rolling with Homeowners by Delivering More Value
"Hi Victor, All the BBRN Peer Exchange Calls are archived so you can listen anytime. Check out over…"
3 hours ago
Victor Rols Lindsay commented on Diane Chojnowski's event Better Buildings Peer Exchange Call: Home Improvement Catalyst: Keeping the Ball Rolling with Homeowners by Delivering More Value
"Hi Diane, Unfortunately some of us are unable to partake in this webinar/ forum. Is there a…"
15 hours ago
Ken Summers replied to Gregory Cisco's discussion Abandoning under-slab HVAC ductwork which fills with groundwater seasonally.
"My largest concern is moisture. I have seen mold forming on interior walls in the heating season…"
18 hours ago
Seth Romme replied to Sonja Persram's discussion Energy Savings Guarantee for single family dwellings in cold climate??
"Hi Sonja We provide home energy optimization services and provide a 5-year heating and cooling…"
20 hours ago
Lindsay Bachman posted events
21 hours ago
Derrick Koehn's video was featured

How Technology and Innovation Are Making Outdoor Wood Burning Stoves More Efficient and Environmentally Friendly

Introduction Since ancient times, wood burning has been used for heating in some capacity or other. Although, of late, wood stoves are thought of more as a decorative appliance than a heat source, in truth wood heat is still one of the most…
23 hours ago
Efficiency First California's blog post was featured
23 hours ago

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