“HERS Powered Flow Hood” by QuietCool (Model #WHF-PFH)

Sierra Building Science, Inc.

$ 1,125.00 $ 999.00


  • Designed and approved to be used in conjunction with The Energy Conservatory Model 3 110V Blower Door Fan and Retrotec 5000/6000 series to measure CFM values up to 5800 CFM (Retrotec 5000 series up to 4500 CFM only) [Blower door fan NOT included-accessory only]
  •   Can test whole house fans with grill frames up to 26.5" x 38.5"
  • The WHF-PFH is ideal for HERS Raters who need to measure in-field whole house fan performance
  • Lightweight telescoping aluminum legs allow HERS Raters to use in homes with 7’-12’ ceilings
  • Includes 2 spring-loaded adjustable poles
  • High quality Nylon Material
  • Easy to transport in provided carrying case
Product Information:
https://www.calcerts.com/forms/qcs_installguide_flowhood-6-11-20.pdf

  *This is an accessory piece to be used with the blower door fan. Fan NOT included.