Twitter updates from week ending 2010-12-02

  • Is Duct Cleaning Useful? You may be surprised by the answer. My latest blog: http://goo.gl/kVErG #ductcleaning ->
  • What percent of airborne mold spores are viable? Estimates I've read range from less than 1% to 10%. ->
  • What causes "fungal fragments" to show up in mold samples? Wind, high velocities in ductwork and cleaning procedures top the list ->
  • "Understanding Attic Ventilation" A free article from Joseph Lstiburek from ASHRAE http://www.ashrae.org/publications/detail/16622 ->

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