# Mechanical (HVAC) permit MEC2026-01016 at 1453 Chestnut Pl, Boulder

Boulder Planning and Development Services permit MEC2026-01016: issued Jun 23, 2026 for mechanical (hvac) work at 1453 Chestnut Pl. *Replace existing gas furnace with a new 96% high-efficiency gas furnace and relocate the furnace from the existing utility closet to the crawl space. *Install new PVC combustion air intake and exhaust venting, modify associated gas piping and ductwork, and complete all mechanical connections required for the relocated equipment. *Install a new 3-ton ducted heat pump with matching indoor coil, refrigerant line set, condensate drain system, thermostat controls, and all associated electrical and mechanical components for a dual-fuel HVAC system. 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: MEC2026-01016
- Issued: Jun 23, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $21,300
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/1453-chestnut-pl/

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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 15:25 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1453 Chestnut Pl: https://nearbypermits.com/boulder/address/1453-chestnut-pl/