What was permitted
Residents in Chatsworth - Porter Ranch can find cost insights for home energy efficiency upgrades. This permit covers the installation of radiant barrier and/or insulation in the attic of a residential building.
Issued on July 13, 2026, the estimated project cost for this insulation work was $2,500. The contractor is listed as Unknown for a 1 or 2 family dwelling.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Chatsworth - Porter Ranch, and lines up the right contractor. You approve; we handle the back-and-forth.
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 | 26016-90000-18448 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Bldg-Alter/Repair |
| Status | Issued |
| Job description | Install radiant barrier and/or insulation in attic for residential buildings. |
| Floor / unit | — |
| Estimated cost | $2,500 |
| Approved | — |
| Issued | July 13, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
attic insulationradiant barrierChatsworth - Porter RanchLos AngelesAlter/Repair$2,000-$3,000 cost