Your Trusted Source for Commercial Doors & Door Frames

Commercial door and frame supply with custom fabrication capabilities — serving contractors and builders in the Treasure Valley.

What We Do

We supply commercial-grade doors and frames and fabricate custom frames to spec.

Commercial Doors & Frames

Heavy-duty commercial-grade doors and frames built to code. We supply for offices, warehouses, retail spaces, and more.

Custom Door Frames

Need a non-standard opening? We fabricate custom door frames to your exact specifications — any size, any material.

Door & Frame Supply

We stock a wide selection of commercial doors, hollow metal frames, and all the hardware to complete any opening.

Products We Carry

We stock a wide range of door and frame products for any application.

Hollow Metal Doors & Frames

Heavy-duty hollow metal doors and frames for commercial openings. Standard and custom sizes available.

Architectural Wood Doors

Architectural-grade wood doors for commercial interiors where aesthetics and quality matter.

FRP Doors

Fiberglass reinforced plastic doors built for demanding commercial environments. Corrosion-resistant and low maintenance.

Stainless Steel Doors & Frames

Stainless steel doors and frames ideal for high-traffic, high-hygiene, or corrosive environments.

Hardware & Accessories

Hinges, closers, locksets, exit devices, thresholds, and weatherstripping to complete any commercial opening.

Restroom Partitions & Bath Accessories

Commercial restroom partitions and bathroom accessories for new builds and renovations.

Building Specialties

Flag poles, parking signs, security doors, impact doors, and other commercial building specialty products.

Custom Door Frames, Built to Order

Not every opening is standard — and that's exactly what we specialize in. Our team fabricates custom hollow metal and stainless steel door frames to fit non-standard openings and meet commercial building code requirements.

  • ✓ Any size or dimension
  • ✓ Hollow metal or stainless steel
  • ✓ Custom profiles and finishes
  • ✓ Fabricated locally and fast
  • ✓ Code-compliant for commercial construction
Request a Custom Quote
Custom metal door frame fabrication

Why Choose Western Building Supply?

01

Local Expertise

We know the suppliers and needs of the Treasure Valley area.

02

Commercial Focus

We specialize in commercial-grade products — the right inventory, the right specs, every time.

03

Custom Capability

We don't turn away unusual openings. We fabricate custom frames in-house to spec.

04

Contractor-Ready Supply

From single openings to large commercial builds, we have the inventory and experience to deliver.

Metal fabrication in our shop

About Western Building Supply

Western Building Supply has been serving contractors and builders in the Treasure Valley with quality commercial door and door frame products.

We take pride in doing the job right — from helping you choose the right product for your project to making sure every order is fulfilled to spec. Our team brings hands-on experience and a commitment to quality to every job, big or small.

Whether you're ordering for a single commercial opening or an entire building, we give every customer the same level of attention and service.

"Quality and Service, our first priorities."

Get In Touch

Ready to start a project or have questions? Reach out — we'd love to help.

Address 224 1st St S
Nampa, Idaho 83651
Hours Mon–Fri: 8:00am – 5:00pm