IECC Zone 3C

Thousand Oaks is in IECC Zone 3C — requiring R-30 attic insulation for code-compliant construction.

Next-Day Delivery

We deliver stocked fiberglass and mineral wool to Thousand Oaks the next business day from order confirmation.

Wholesale Direct

No retail markup. Buy at wholesale — open to homeowners, contractors, and developers in Thousand Oaks.

No Deposit Required

Pay when materials arrive. No upfront deposit to place your order or confirm your delivery window.

What we supply to Thousand Oaks, California

Fiberglass Batts

R-11 through R-49 in standard and high-density. Perfect for attics, walls, and floors. Ships to Thousand Oaks in full pallets or mixed orders.

All Products

Mineral Wool Batts

Non-combustible, sound-dampening mineral wool for party walls, exterior walls, and commercial applications in Thousand Oaks.

Mineral Wool

Bulk Contractor Orders

Multi-pallet supply for Thousand Oaks contractors, developers, and property managers. Coordinated delivery windows.

For Contractors

Thousand Oaks insulation code requirements

Thousand Oaks is a affluent Ventura County suburb west of Los Angeles in IECC Zone 3C. Minimum R-values for new residential construction:

Location Minimum R-Value Product
AtticR-30R-30 or R-38 batts
2×6 Exterior WallsR-20R-21 high-density fiberglass
2×4 Exterior WallsR-13 to R-15R-13 or R-15 fiberglass
Crawl Space / FloorR-19R-19 floor batts

Order insulation for Thousand Oaks today.

Tell us what you need — product, quantity, and delivery address in Thousand Oaks. We confirm and quote the same business day.