# Mechanical (HVAC) permit MEC2025-02323 at 3228 Redstone Ln, Boulder

Boulder Planning and Development Services permit MEC2025-02323: issued Dec 31, 2025 for mechanical (hvac) work at 3228 Redstone Ln. Scope of Work: Install a ductless mini-split heat pump system consisting of one outdoor condenser and associated indoor wall-mounted units. Install refrigerant line sets, condensate drainage, electrical disconnect, and dedicated circuits as required. System will be pressure tested, evacuated, charged, started, and commissioned per manufacturer specifications. All work to comply with Boulder County Building Code, Colorado Mechanical Code, NEC, and manufacturer installation instructions. PLEASE NOTE: APPLICABLE ONLY TO SYSTEMS WITH FUEL BURNING APPLIANCES: All new plastic glued vents for fuel burning appliances must undergo pressure testing. To facilitate the inspection process, please provide photographic evidence of the pressure test directly to the assigned inspector on the day the rough mechanical inspection is scheduled. Approved tests: 10 ft water test, 5 PSI positive pressure, or Negative 5 psi air pressure test for 15 Minutes.

- Permit number: MEC2025-02323
- Issued: Dec 31, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $1,300
- ZIP code: 80305
- All permits at this address: https://nearbypermits.com/boulder/address/3228-redstone-ln/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 19:54 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3228 Redstone Ln: https://nearbypermits.com/boulder/address/3228-redstone-ln/