40x100 Metal building

Our 40×100 metal building provides an impressive 4,000 sq ft of versatile, clear-span space, making it an ideal solution for many end uses.

These steel structures can easily be configured to meet your space requirements, from modern warehousing and durable steel storage building to professional auto shops and residential buildings. Their design also accommodates a metal garage or a functional metal workshop.

Custom-engineered to meet local building codes, its bolt-up design ensures rapid, cost-effective construction, helping businesses control their building cost while achieving an efficient solution. Prices vary based on customization and specifications, with competitive metal building options designed to meet your needs.

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Popular 40x100 products

Listed below are the most popular standard height options for our 40′ x 100′ kit building products. Please be aware that a two-foot gap is required from the eave to the top of the tallest door (e.g. a 10′ door will require a 12′ eave height).

40x100 steel building kit features

Each 40’x 100′ steel building kit package includes item like primary steel I-beams and secondary framing, both pre-engineered at the factory of the building manufacturer, ready to bolt together. The general pre-painted vertical roof steel and side panels are also enclosed. You then specify your required framed openings for door and window and view your building permits. Detailed plans and assembly instructions are also included within the provided email.

Kit packages include:

  • Steel I-Beam framing
  • Steel roof & wall panels (26ga)
  • Complete trim package
  • Two framed door openings
  • Foundation anchor bolt plans
  • Engineer stamped plans
  • Kit delivery
  • Installation instructions
  • All bolts, flashing & sealants

Benefit from:

  • Bolt-up construction
  • Trussless roof design
  • Clearspan widths to 300′
  • Certified to 160 MPH wind
  • Certified to 110 PSF snow
  • 30+ year warranty
  • Fast, free delivery
  • Fast build time

Custom options:

Doors – Choose overhead doors, rollup, sliding or bifold doors.

Roof profile & pitch – Adjust the gable pitch or select a single-slope, gambrel, or monitor profile

Insulation – Opt for vinyl-faced fiberglass, spray foam, or insulated metal panels (IMPs).

Structural upgrades – Add porches, overhangs, a carport lean-to, or a mezzanine for loft storage.

Items not included:

  • Permits
  • Foundation
  • Installation
  • Insulation
  • Interior build out

Further Reading

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Cost to build a warehouse

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Pole barn Vs metal building

Let’s start with a quick look at the somewhat confusing terminology surrounding both construction options. Poles Barns – AKA: pole

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Proudly serving customers in the United States & Canada for over 20 years.

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