# Mechanical (HVAC) permit MEC2026-00430 at 811 Crescent Dr, Boulder

Boulder Planning and Development Services permit MEC2026-00430: issued Mar 25, 2026 for mechanical (hvac) work at 811 Crescent Dr. Replace 40-gallon water heater like for like. Per floodplain regulations, replacement of a piece of equipment with a similar appliance in the same location approved under "allowed maintenance". Any electrical work required beyond a like-for-like replacement of equipment will require an electrical permit for inspection of the electrical scope. 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: MEC2026-00430
- Issued: Mar 25, 2026
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical HVAC/Solar)
- Status: Issued (city: Issued)
- Reported cost: $4,140
- ZIP code: 80303
- All permits at this address: https://nearbypermits.com/boulder/address/811-crescent-dr/

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Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-08 00:00 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 811 Crescent Dr: https://nearbypermits.com/boulder/address/811-crescent-dr/