Minneapolis Blower Door Model 3 System
by The Energy Conservatory
Last updated Mar 29, 2026 · 1 revision
Industry-standard blower door system with DG-1000 gauge and Cruise Control for residential building envelope airtightness testing.
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A quick guide providing an overview or tutorial on the Minneapolis Blower Door Model 3 system.
About This Product
The Minneapolis Blower Door Model 3 is the worldwide standard for residential building envelope airtightness testing. The single-fan system measures from 300 to 6,300 CFM (expandable to 11 CFM with optional flow rings) and includes the DG-1000 high-resolution touchscreen gauge with built-in Cruise Control for automated pressure maintenance at 25, 50, or 75 Pa. Compatible with TECTITE software for analysis and reporting to ASHRAE, IECC, and RESNET standards.
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Pricing
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- Industry-standard blower door system with DG-1000 digital gauge. Pricing not publicly listed by The Energy Conservatory or distributors found in search. Based on industry knowledge, typical price range is $3,500-$4,500 for a complete single-fan system. Contact The Energy Conservatory or authorized distributors for current pricing.
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