Share 'Gently Used Blower Door & Duct Blaster Now at a Discount!'

These items were probably never used.  They sat in a Community College warehouse for 9 months, and had to be returned because of bureaucratic budget technicalities.  We sent the equipment back to The Energy Conservatory for inspection and recalibration.  Everything checked out fine. Standard Model 3 Minneapolis Blower Door system which includes: Fan with variable speed controller and fan contro…