The Energy Conservatory
Diagnostic tools for measuring envelope and duct leakage.
What they're known for
The Minnesota manufacturer behind the Minneapolis Blower Door and Duct Blaster systems used to verify airtightness in high-performance homes.
The Energy Conservatory manufactures diagnostic equipment for building-performance testing. Its blower-door and duct-leakage systems turn airtightness from a construction intention into something that can be measured, diagnosed, and verified. The company represents the measurement layer of building science: the tools used to prove whether the envelope and distribution systems perform as designed.
Notable products
We haven't catalogued their full line in the directory yet. These are the entries worth knowing.
- Catalog entry
Minneapolis Blower Door
Building-envelope airtightness testing system
- Catalog entry
Duct Blaster
Duct leakage testing system
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Sources
Facts verified September 2026. Compound is an independent editorial directory and is not affiliated with this company unless stated.