California

Window Replacement in Contra Costa County

Window work in Contra Costa County is permitted at the county or city level, and that is where two questions are settled that no showroom can settle: whether your address needs opening protection, and whether a permit is required for a like-for-like replacement.

(888) 504-4842

Licensed California installers. No obligation for the call.

ENERGY STAR puts Contra Costa County in the South-Central zone, so the numbers to look for are a U-factor of 0.28 or lower and solar heat gain 0.23 or lower. Both are printed on the NFRC label on the glass, and both are worth writing down before comparing quotes.

The federal lead rule turns on the year the house was built, not on the county — but the age of a county’s housing tells you how often it comes up. Any home from before 1978 needs a Lead-Safe certified firm for paid work.

An installer running sealant along a window frame indoors

Describing the job costs nothing

Nothing is measured or ordered until you say so. Useful on a first call: how many windows, what type they are, and what is wrong with them.

(888) 504-4842

License: Held by the contractor and issued in California. Ask which name it is held under — a trading name and the licensed entity are often not the same.
Lead certification: Required by federal rule for paid work on any home built before 1978. It has a number, and the firm should give it without hesitating.
The call: Describing the job commits you to nothing. Nothing is measured or ordered until you say so.
Coverage: By town, not by region. Contra Costa County and the towns around it.