What was permitted
Homeowners in Mill Valley can find pricing information for HVAC system upgrades. This project involved replacing existing ductwork and a mechanical appliance, a common need for maintaining home comfort and efficiency.
The permit for this work was issued on September 9, 2026, with an estimated project cost of $8,343. ERNEST ONGARO & SONS INC was the contractor.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | B48265 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Replace Ductwork |
| Status | Issued |
| Job description | Replace Ductwork, Replace Mechanical Appliance |
| Floor / unit | — |
| Estimated cost | $8,343 |
| Approved | September 9, 2026 |
| Issued | September 9, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
ductwork replacementHVACmechanical applianceMill ValleyMarin County$8,343