# Mechanical (HVAC) permit MEC2026-00840 at 3134 11th St, Boulder

Boulder Planning and Development Services permit MEC2026-00840: issued May 27, 2026 for mechanical (hvac) work at 3134 11th St. Install one Mitsubishi 3 ton 23 seer2 outdoor cold climate heat pump and four Mitsubishi 9k Btu ceiling cassette heads for single family detached dwelling - includes electrical - one in each upstairs bedrooms, one in the living room and one in the kitchen. Labor, equipment, materials, electrician, permit fees, refrigerant and control branch box, refrigerant line sets, control wiring, condensate lines to outside, line set cover on outside wall, outdoor unit 12 inch high equipment stand, ceiling cassette grills to trim indoor units, remote controls for each indoor head and start up is included. 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: MEC2026-00840
- Issued: May 27, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Issued (city: Issued)
- Reported cost: $21,936
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/3134-11th-st/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-06 16:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3134 11th St: https://nearbypermits.com/boulder/address/3134-11th-st/