Tag: Blower Door

retrotec 5000 High Flow Blower Door System Download the “Blower Door Operation Manual” and the “Residential Pressure & Air Leakage Testing Manual” from www.retrotec.com Read warnings. INSTALLATION Step 1: Prepare the building Refer to the Gauge QuickGuide and become completely familiar with its operation before performing a test. Fireplaces and stoves must be cold with…