The Company will furnish and install the following system on the Property
Mechanical (HVAC) at 3165 23rd St, Boulder
Boulder Planning and Development Services permit MEC2026-01470: issued Aug 18, 2026 for mechanical (hvac) work at 3165 23rd St. The Company will furnish and install the following system on the Property, including professional installation, materials, and permitting: 1× - Mitsubishi Outdoor Unit - MXZ-3D30NLHZ 1x - Mitsubishi HiWall - MSZ-GX15NL - Dining/Kitchen 1× - Mitsubishi HiWall - MSZ-GX09NL - Primary Bedroom HVAC Scope: Installation of a new multi-zone Mitsubishi heat pump system. A 15k BTU indoor unit will be installed on the dining room wall, with a 9k BTU indoor head unit located in the primary bedroom. The first line set will run 20 feet along the exterior. The second line set will be routed 8 feet vertically into the attic, extending approximately 50 feet to reach the target area. This configuration is designed to optimize thermal distribution year-round by ensuring both indoor units effectively serve the primary occupied zones of the residence. Electrical Scope: Dedicated 230V 25A heat pump circuit with disconnect & exterior GFCI, per code. Distance from ODU to existing Main 200A Panel within 15? and line-of-sight. 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
- MEC2026-01470
- Issued
- Type of work
- Mechanical (HVAC)
- Status
- Issued
- Reported cost
- $19,469
- ZIP code
- 80304
- City's category
- Mechanical Permit, Mechanical with Electrical
- City's status
- Issued
- Source
- Boulder Planning and Development Services permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 3165 23rd St, and what's permitted nearby
Boulder Planning and Development Services updated its data Oct 6, 2026. We checked it Oct 6, 22:25 UTC. See the city's official records.
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