# Mechanical (HVAC) permit MEC2022-00813 at 6175 Longbow Dr, Boulder

Boulder Planning and Development Services permit MEC2022-00813: issued Aug 8, 2022 for mechanical (hvac) work at 6175 Longbow Dr. Install a new dust collector to serve multiple laser cutting tables. The dirty airflow will go through a dust collector, followed by a heat exchanger, carbon bed, and fan. The dust collector will remove the smoke particulate. The heat exchanger will remove the heat from the exhaust airflow and transfer it to fresh outdoor air being sent back into the facility. The carbon bed will remove smells from the exhaust air stream. To replace the exhausted airflow outside air will be brought back into the building. This air will be filtered, heated in the heat exchanger, and distributed into the building. REVISION 12/22/25-Revised Engineered plans submitted. REVISION 2/12/2026-Revised Mechanical plans labeling the return air silencer, as requested by inspector.

- Permit number: MEC2022-00813
- Issued: Aug 8, 2022
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical HVAC/Solar)
- Status: Finished (city: Letter of Completion)
- Reported cost: $891,449
- ZIP code: 80301
- All permits at this address: https://nearbypermits.com/boulder/address/6175-longbow-dr/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 14:45 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 6175 Longbow Dr: https://nearbypermits.com/boulder/address/6175-longbow-dr/