# Mechanical (HVAC) permit MEC2025-00558 at 541 Maxwell Ave, Boulder

Boulder Planning and Development Services permit MEC2025-00558: issued Apr 11, 2025 for mechanical (hvac) work at 541 Maxwell Ave. New single-zone Mitsubishi heat pump system - 9,000 BTU/cooling capacity, 29.8 SEER, 9,600 high heat, 10.9 HSPF. New electrical circuit for condenser. Per HIS2025-00083, new heat pump system to be installed at side location minimally visible from street, behind existing unit, as shown on application materials dated April 8, 2025. If line set installed over masonry, holes should be in mortar.

- Permit number: MEC2025-00558
- Issued: Apr 11, 2025
- Type of work: Mechanical (HVAC) (city: Mechanical Permit, Mechanical with Electrical)
- Status: Finished (city: Letter of Completion)
- Reported cost: $9,298
- ZIP code: 80304
- All permits at this address: https://nearbypermits.com/boulder/address/541-maxwell-ave/

---
Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-07 11:57 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 541 Maxwell Ave: https://nearbypermits.com/boulder/address/541-maxwell-ave/