Barry Stephens
  • Male
  • Scarborough, ME
  • United States
Share on Facebook Share on Facebook Share
  • Blogs
  • Discussions (3)
  • Events
  • Groups
  • Photos
  • Photo Albums
  • Videos
 

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)

You need to be a member of Home Energy Pros to add comments!

Join Home Energy Pros

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

 
 
 

Forum Discussions

What causes a temperature plane in a home

Started by Energy Wise Solutions in HVAC. Last reply by Eric Kjelshus yesterday. 9 Replies

Solar panel leasing

Started by Luis Hernandez in General Forum. Last reply by John Nicholas yesterday. 15 Replies

Factory built Net Zero

Started by Steven Lefler in General Forum. Last reply by Steven Lefler May 18. 3 Replies

Latest Activity

Chad Nicholson is now a member of Home Energy Pros
yesterday
Eric Kjelshus replied to Energy Wise Solutions's discussion What causes a temperature plane in a home
"Hot air goes up and cool air goes down.   I put in returns high and low.  In summer use…"
yesterday
John Nicholas replied to Luis Hernandez's discussion Solar panel leasing
"The variables in buying a solar panel installation: Equipment -  Length of all Guarantees,…"
yesterday
Richard Drohan liked Brian Sipp's discussion Minneapolis Duct Blaster System with DG-700 For Sale
Thursday

Photos

Loading…
  • Add Photos
  • View All

© 2017   Created by Lawrence Berkeley National Laboratory.   Powered by

Badges  |  Report an Issue  |  Terms of Service