Name that insulation

This is a new form of insulation I've not seen before, clinging under the attic rafters of a 1902 home in Berkeley, Calif. Can you name the bird or other critter that's developed this unique form of insulation? The white lines are plaster "keys" poking through the lathe between the ceiling joists.

Views: 211

Comment

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

Join Home Energy Pros Forum

Comment by Chris Heenan on December 1, 2011 at 7:26pm

this one is creating a buzz

Comment by Guy DuBois on August 20, 2011 at 11:07am
I dare you to poke it with a stick!
Comment by hollis micklon on July 6, 2011 at 9:58am
I recently removed honeycomb with honey in it-20 lbs-have pictures too!
Comment by Bruce A. Bailey on June 30, 2011 at 11:17am
I agree with Ed. Looks like an old Hornets nest.
Comment by Barry Zeeuw on June 27, 2011 at 2:41pm
Is Berkeley anywhere near the Mission of San Juan Capistrano?
Comment by George Kopf on June 20, 2011 at 1:28pm
What are the dimensions (roughly)?
Comment by Ed Ballard on June 9, 2011 at 8:28pm
Looks like a hornet's nest to me.

Latest Activity

Jonathan Beers posted a discussion

MGE hiring for my job

I'm retiring next spring, and MGE is hiring:…See More
3 hours ago
Summer Reyes's blog post was featured

Equipment We Use: Detecting Water With Infrared Cameras

You know water is somewhere on the property, you can smell the mildew, but can't determine the…See More
4 hours ago
Profile IconGlenn Hourahan and Joseph Frasier joined Home Energy Pros Forum
4 hours ago
Alfredo Baccari added a discussion to the group Job Board
Thumbnail

HERS or/and BPI Energy Inspector in SF Bay Area (SAN JOSE, CA).

ELEM3NTS is a leading energy efficient consulting company specializing in residential homes. We…See More
5 hours ago
Alfredo Baccari joined Diane Chojnowski's group
Thumbnail

Job Board

This group is for posting jobs related to all aspects of the home performance industry including…See More
6 hours ago
David Byrnes's blog post was featured

Strategies for Hiring and Interviewing for Home Performance Professionals

Hire slow and fire fast.  It’s a phrase that experienced managers and human resources professionals…See More
9 hours ago
Dara Bowser replied to Don Fugler's discussion joining ducts in the group HVAC
"Good to hear you have clean dryer ducts Don. The dryer duct issues that we run into are…"
yesterday
Don Fugler replied to Don Fugler's discussion joining ducts in the group HVAC
"David, If the IMC mandates metal dryer duct and prohibits metal screws, they must be accepting…"
yesterday

Photos

  • Add Photos
  • View All

© 2017   Created by Home Performance Coalition (HPC)   Powered by

Badges  |  Report an Issue  |  Terms of Service