Robert C. O'Brien
  • Male
  • Mount Sinai, NY
  • United States
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Latest Activity

Robert C. O'Brien commented on Lester Shen's blog post Combi System Animations
"In the northeast,where the majority of residential boilers are,these are referred to as hydro air systems,a combi is heat and DHW in one unit with heat delivered not using air as a transfer medium ie conventional radiation"
Dec 10, 2012
Robert C. O'Brien is now a member of Home Energy Pros
Aug 21, 2011

Profile Information

Technical Heating
Professional Certification
Professional Interests
Website URL
Facebook Page!/pages/Technical-Heating-Co/142015199160085

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At 11:34am on August 22, 2011, Diane Chojnowski said…

Hi Robert,

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!

Diane, HEP Moderator



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Latest Activity

Benny hani replied to Benny hani's discussion Manual J online
"Thanks Bob"
21 hours ago
Benny hani replied to Benny hani's discussion Manual J online
"Thank you Isaac"
21 hours ago
Bob Blanchette commented on Amber Vignieri's blog post Even with Polar Vortex, Hourly Pricing Participants Saved
"Looks like the days of paying a fixed amount per KWh are rapidly coming to an end. Many utilities…"
22 hours ago
Bob Blanchette replied to Benny hani's discussion Manual J online
"Be sure the size that you ACCURATELY calculate actually gets installed. Often…"
22 hours ago
Bob Blanchette replied to Sean Lintow Sr's discussion Water Saver or Gimmick? in the group Best Practices (Residential)
"The problem is these devices NEVER pay for themselves. Water is cheap, about $3 per 1,000 gallons…"
23 hours ago
Bud Poll replied to Rob Madden's discussion Blower Door Testing on Energy Star v3 home
"Where was the blower set up, front door, other?  Was if located in an unobstructed area, not a…"
David N. Armington liked John Poole's discussion Two Part Epoxy and Repair of Structural Wood
David N. Armington joined John Poole's group

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