20330 W BRYANT ST, Chatsworth - Porter Ranch, 91306
Homeowners in Chatsworth - Porter Ranch can research the costs of energy-efficient upgrades for their homes. This permit covers the installation of radiant barrier and/or insulation in the attic of a residential building.
This building alteration project was permit finaled on August 25, 2026, with an estimated project cost of $3,383. The contractor is listed as Unknown for a 1 or 2 Family Dwelling.
Improving home energy efficiency in Chatsworth - Porter Ranch through attic insulation can cost around $3,383.
Issued
August 25, 2026
Expires
—
License
1 or 2 Family Dwelling
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 26016-90000-22647 |
| Work Permit # | — |
| Job Filing Number | — |
| Work Type | Bldg-Alter/Repair |
| Status | Permit Finaled |
| Job Description | Install radiant barrier and/or insulation in attic for residential buildings. |
| Floor / Unit | — |
| Estimated Cost | $3,383 |
| Approved | — |
| Issued | August 25, 2026 |
| Expires |
| — |
| BBL | — |
| BIN | — |