# Building permits at 5000 Butte St 241, Boulder, CO

Two permits on record here. The newest, Oct 23, 2025: Install Navien 180A2 tankless water heater. Boulder publishes permits without map coordinates, so this address has no map and no quarter-mile list.

## At this address

| Date | Type | Work | Cost | Permit |
|---|---|---|---|---|
| Oct 23, 2025 | Mechanical (HVAC) | Install Navien 180A2 tankless water heater. 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 inspec | $4,500 | [MEC2025-01803](https://nearbypermits.com/boulder/permit/MEC2025-01803/) |
| Aug 25, 2025 | Mechanical (HVAC) | Install a new ASHRAE ventilator in the wall of the Master bedroom closet. Make a new penetration in the exterior wall and install a new vent cap. Install insulated flexible duct between fan and vent cap. Eggers Electric will install a 10V receptacle for the fan to plug into. All new plastic glued ve | $794 | [MEC2025-01382](https://nearbypermits.com/boulder/permit/MEC2025-01382/) |

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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 10:38 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Both permits at this address: https://nearbypermits.com/boulder/address/5000-butte-st-241/