# Mechanical (HVAC) permit MEC2025-02138 at 3119 9th St, Boulder

Boulder Planning and Development Services permit MEC2025-02138: issued Dec 2, 2025 for mechanical (hvac) work at 3119 9th St. VOID- 180 Days no activity Mitsubishi Hyper Heat System - System 1 System Size: 28.6K BTU @ 5F 2/ 30K (Max) Cooling System Components: (1) Mitsubishi Wall-Mounted - MSZ - FX06NL (Upstairs Office) (1) Mitsubishi Wall-Mounted - MSZ - FX09NL (Upstairs Guest) (1) Mitsubishi Wall-Mounted - MSZ- FX12NL (Upstairs Master) (1) Mitsubishi Outdoor Unit - MXZ - 3D30NLHZ Mitsubishi Hyper Heat System - System 2 System Size: 28.6K BTU @ 5F 2/ 30K (Max) Cooling System Components: (2) Mitsubishi Wall-Mounted - MSZ - FX06NL (Office / Upstairs Nursery) (1) Mitsubishi HiWall - MSZ-GX24NL (Main Living Area) (1) Mitsubishi Outdoor Unit - MXZ - 3D30NLHZ Electrical Upgrades: (2) New 30A Condenser Breakers (2) New Branch Circuit Connections (2) New Emergency Disconnects 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: MEC2025-02138
- Issued: Dec 2, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Cancelled (city: Void)
- Reported cost: $40,313
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/3119-9th-st/

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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 17:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3119 9th St: https://nearbypermits.com/boulder/address/3119-9th-st/