IECC Zone 4A

Columbia is in IECC Zone 4A — requiring R-38 attic insulation for code-compliant construction.

Next-Day Delivery

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

Wholesale Direct

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

No Deposit Required

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

What we supply to Columbia, Missouri

Fiberglass Batts

R-11 through R-49 in standard and high-density. Perfect for attics, walls, and floors. Ships to Columbia 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 Columbia.

Mineral Wool

Bulk Contractor Orders

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

For Contractors

Columbia insulation code requirements

Columbia is a Mid-Missouri university city in IECC Zone 4A. Minimum R-values for new residential construction:

Location Minimum R-Value Product
AtticR-38R-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 Columbia today.

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