Roch Naleway's Blog Posts Tagged 'AO' (1)

Borrowing from solar thermal system - Why not use two tank systems with heat pump water heaters?

We are starting to roll out heat pump water heaters in the Pacific Northwest (Oregon, Washington, Idaho, Montana, and Wyoming).  One of the concerns we have in colder climates is the recovery time when the ambient air is cold. The lower the ambient temperature the less effective the heat pump water heater will be in generating hot water causing issues in households with more people, more bathrooms, and in colder months if the heat pump water heater is installed in garages or…

Continue

Added by Roch Naleway on September 7, 2012 at 7:14pm — 40 Comments

Latest Activity

Thayne Brunswold is now a member of Home Energy Pros
3 hours ago
Martin Newmark posted a discussion

Best Practice for Retrofit Insulation on Modern Knee Walls in Attics

I'm wondering what folks are doing to add air-sealing and insulation to knee walls in modern…See More
3 hours ago
Don Hynek replied to Brent Shapiro's discussion Investigating 3257KWH monthly usage issue.
"First of all (as has been noted) it's good you are getting an electrician in there. The…"
9 hours ago
Margaret Okuzumi liked Home Energy Magazine's blog post The Results Are In: These Are The Most Energy-Efficient Utilities in the US
11 hours ago

Photos

Loading…
  • Add Photos
  • View All

© 2017   Created by Lawrence Berkeley National Laboratory.   Powered by

Badges  |  Report an Issue  |  Terms of Service