# Mechanical (HVAC) permit MEC2026-00955 at 3405 Berkley Ave, Boulder

Boulder Planning and Development Services permit MEC2026-00955: issued Jun 11, 2026 for mechanical (hvac) work at 3405 Berkley Ave. Install a Rinnai RX199iN condensing high efficiency tankless water heater, including a pressure regulating valve, tempering valve and all necessary water piping to connect to the air handler including a switch for domestic priority, gas connection and flue piping compatible with the condensing model. 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: MEC2026-00955
- Issued: Jun 11, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Issued (city: Issued)
- Reported cost: $5,772
- ZIP code: 80305
- All permits at this address: https://nearbypermits.com/boulder/address/3405-berkley-ave/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-09 15:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 3405 Berkley Ave: https://nearbypermits.com/boulder/address/3405-berkley-ave/