# Plumbing permit PLB2025-00023 at 904 College Ave, Boulder

Boulder Planning and Development Services permit PLB2025-00023: issued Mar 18, 2025 for plumbing work at 904 College Ave. PC to remove the existing 3/4" Double Check Backflow Preventer and install a new 3/4" LF 009 Watts RPZ Backflow Preventer per the city requirements. PC to install a Backflow Air Gap and run the Drain out the Exterior Wall to the Alley.

- Permit number: PLB2025-00023
- Issued: Mar 18, 2025
- Type of work: Plumbing (city: Plumbing Permit, Plumbing Permit)
- Status: Finished (city: Letter of Completion)
- Reported cost: $900
- ZIP code: 80302
- All permits at this address: https://nearbypermits.com/boulder/address/904-college-ave/

---
Source: Boulder Planning and Development Services permit data (https://www.arcgis.com/home/item.html?id=e3ff6248e4a547bcba31025d2c5c9fee). Checked 2026-10-10 14:07 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 904 College Ave: https://nearbypermits.com/boulder/address/904-college-ave/