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Blower Door

Portable automated system for airtightness testing of the buildings

Blower Door

Contacts and Location

Description

The Minneapolis Blower Door has long been recognized as the best designed and supported building airtightness testing system in the world. Combined with specialized accessories and testing procedures developed by The Energy Conservatory, the Minneapolis Blower Door is the system of choice for utility DSM programs, energy raters, HVAC contractors and weatherization professionals.

Specification

  • Maximum Flow: 6,100 CFM (free air), 5,250 CFM (at 50 Pa), 4,900 CFM (at 75 Pa).
  • Minimum Flow: 300 CFM (Ring B), 85 CFM (Ring C), 30 CFM (Ring D), 11 CFM (Ring E).
  • Dimensions: 20" inlet diameter, 10.25" length.
  • Weight: 33 lbs.
  • Flow Accuracy: +/- 3% (using DG-700 or APT system). Rings D and E +/- 4% or 1 CFM, whichever is greater.
  • Calibration: Meets ASTM Standard E779-10, E1554-07, CGSB-149.10-M86, EN 13829, RESNET 2012, CIBSE TM23, ATTMA TS1 and NFPA 2001.
  • Power: 110V or 220V.
  • Adjustable Frame Material: Extruded Aluminum.
  • Width: 28" - 40".
  • Height: 52" - 96".
  • Seal: EPDM flexible gasket.
  • Panel Material: Nylon w/ built-in vinyl window.

Services

Measuring air tightness of buildings

Status

free for rental

Funding Source

Other -
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