Steel Building Accessories

Finally, there is a company that offers steel building accessories at wholesale rates!

Accessory Resource Guide

Most firms make the majority of their profit off of added accessories. With FSO, you buy the highest quality commercial accessories at true wholesale price.

If you are willing to pay profit-fee after (same day) quote savings, fill out a Building Quote Form or Insulation Quote Form.

steel walk door

Commercial Walk Doors

Complete door kit with steel frame, header and jamb trim, threshold, and heavy-duty lockset. These doors are normally field located.

Factory Steel Overstock’s walk doors are pre-finished with white or bronze and come with a complete hardware package. Optional hardware includes insulation, door closures, panic hardware, and mortice locks. You can also can get a standard walk door with framing with different glass size options.

Walk door and window framed openings
Pre-designed framed openings are not required for walk doors or windows- unless in a high wind area.  For high wind requirements, we prefer to offer Framed Openings in lieu of the manufacturer’s high wind-rated doors. This enables our clients the option of buying possibly lower-costing walk doors locally.  Factory Steel Overstock will always present the most cost-effective options to the general public. If you want an engineered walk door framed opening designed into a steel building, just let us know.

Commercial walk doors Wholesale Pricing
3’ x 7’ Non- insulated (field located) $337
3’ x 7’ Insulated (field located) $361
3’ x 7’ Insulated Wind Rated (W/ framed opening) $1,172
4’ x 7’ Non-insulated (field located) $422
4’ x 7’ Insulated (field located) $494
4’ x 7’ Insulated Wind Rated (W/ framed opening)$1,303
6’ x 7’ Non- insulated (field located)$558
6’ x 7’ Insulated (field located) $653
6’ x 7’ Insulated Wind Rated (W/ framed opening) $1,784

2070 Slimline Window

Commercial Windows

Commercial Sliding Windows with Screen.  Pre-designed framed openings are not required for windows- unless in a high wind area.  Standard windows are field located and come in bronze or mill finish. If you want an engineered framed opening designed into a steel building, just let us know.

Available SizesPricing
2′ x 7′ Non- insulated $283
2′ x 7′ Insulated $381
3′ x 3′ Non- insulated$224
3′ x 3′ Insulated $224
4′ x 3′ Non- insulated $216
4′ x 3′ Insulated $243
4′ x 4′ Non- insulated $239
4′ x 4′ Insulated $280
6′ x 3′ Non- insulated$240
6′ x 3′ Insulated$292

skylights for metal buildings


Our very sturdy translucent panels allow natural light into the building.

Available SizesPricing
3′ x 10′ 8″‘ Non- insulated $75
3′ x 11′ Insulated $100

Ridge Vents, Louvers & Circular Vents

An accessory that allows air to pass through. The most popular vents are the Ridge Vents.

  • Ridge Vents – Sizes 10′ ridge ventilators with 9″ and 12″ throats.  The Color finish is galvalume or white. Each comes with a bird screen and adjustable damper.
  • Louvers – Sizes fixed 3’x3′, 3’x4′, and 4’x4′ or adjustable 3’x5 ‘and 4’x4’.  Includes bird screen.  Available finish in most Wall Colors. 
  • Circular Vents – Sizes 20″- Finish is galvalume or white. Includes bird screen.
Ridge Vents Pricing
12″ x 10′-0″ Galvalume$634
12″ x 10′-0″ White $668
9″ x 10′-0″ Galvalume$416
9″ x 10′-0″ White $443

Framed Opening WITHOUT Flashing

Commercial Roll Up Doors

Available Series: 1900 Non – Insulated to 5250 Insulated and Wind Rated.

In general, your door needs to be a minimum of 2′ less than our building eave height, close to 4′ if the portal frame is required because you are placing the door in every bay of chosen sidewall or end wall Doors range from Light-Duty to Heavy-Duty and Wind-Rated. 

For Specifications of Door Series click Resource Guide

Available SizesPricing
8′ x 8′ – 8′ x 12′$1,146-$1,307
9′ x 8′ – 9′ x 12′$1,186-$1,407
10′ x 8′ – 10′ x 14′$1,229-$1,300
11′ x 8′ – 11′ x 14′$1,184-$1,358
12′ x 8′ – 12′ x 14′$1,281-$1,416
13′ x 8′ – 13′ x 14′$1,399-$1,468
14′ x 8′ – 14′ x 14′$1,453-$1,570
15′ x 8′ – 15′ x 14′$1,460-$1,638
16′ x 8′ – 16′ x 18′$1,500-$2,720
18′ x 8′ – 18′ x 14′$1,635-$1,846

Framed Opening WITHOUT Flashing (above), with Flashing (below). You can choose any color flashing you desire.

Framed Openings

This accessory is used to open portions of a wall. Factory Steel Overstock Fully Flashes Large Framed Openings is a standard feature.

Estimated price range is $250 to $500

Overhead/Roll Up Door Framed Openings & Additional Portal Frame Bracing if Required 

If there is no space remaining for X bracing in an end wall or a sidewall bay, there will be an added cost for every wall fully utilized by your openings locations.  CLICK to learn more about Portal Frame Vs X-Bracing (link).

Framed Opening SizePricing
8 x 8 and smaller$300
10 x 10 to 14 x 14$400
Larger openings$500
Full flashed framed openings at $100

Picture Reflects Gutters and Downs

Gutters and Downspouts

Gutters and downs protect your building as well as enhance the building’s appearance.
NOTE: 30 to 40 lb. snow loads require gutters & downs that have Northern Ice Components. If your snow load is heavier than 40 lbs. codes, we don’t recommend adding gutters & downs.

Gutters and Downspouts Wholesale Linear Price
Standard $5.45/ft
Ice/Snow Design $7.97/ft

Canopies & Purlin Extensions

Canopies- are on the sidewall. Purlin Extensions- are on the end wall. These are the most common items added to orders, simply because they enhance the appearance and performance of the building. The additional cost is minimal – with purlin extensions less costing than canopies. Our extensions are 1’ to 5’ and a soffit is a standard feature.

Purlin Extensions/ Canopies W/SoffitsWholesale Price
26-Gauge 40 Year Color Warranty $11.71/sq ft.

Wainscot on Steel Building


4′ wainscot w/transition trim truly enhances your building’s look. The added girt also increases the integrity of the structure. Our Executive Model includes wainscot.

Click on Building Specials or Building DYI Estimators to see estimated delivered prices

Wainscot W/ Transition Trim Wholesale Price
26-Gauge 40 Year Color Warranty $6.18/ft

Liner Panels

Our 29- or 26-gauge liner panels are standard 3’ wide that screw into the framing. They run either the entire building or to the eave height or to a 7’4” girt location. A connection point at the base is required when you order liner panels. Your liner panel will enhance your building’s appearance as well as protect the interior wall and any insulation.

Liner Panels W/ Screws Wholesale Price
26 Gauge 40 Year Color Warranty $2.60/sq ft.

Partition Walls

Our Partition walls are made of 29 or 26 gauge sheeting that are non-load-bearing walls that separate the space within the building.  Most order a FULL partition, meaning the building is completely separated ( up to the peak) by the partition wall.

Standing Seam Roof

This roof system has concealed fasteners and vertical legs that raise above the level of the panel’s flat area. Our Ultra – Dek is an attractive cost-effective means to upgrade your roof design.

*Seamer Rental Fee is Not Included in Building Price.

Standing Seam Roof (Ultra-Dek) Wholesale Price
26-Gauge 40 Year Color Warranty 10% Building Price Increase

Foundation Engineering Services

Factory Steel Overstock is now a resource for providing foundation engineering services for the following states: WA, OR, CA, ID, NV, AZ, WY, UT, CO, and NE.

While the typical certified foundation design costs $2,500 to $3,000, Factory Steel Overstock provides the resource to you for only $1,300, $500 of which will be paid to Factory Steel Overstock and $800 directly to the foundation engineer.

A typical foundation design consists of the following:

  • Slab on grade construction
  • Monolithic foundation with full slab, spread footings or drilled piers
  • Single story building with spans up to 70’-0”
  • Building site with non-expansive soils
  • No pier only foundations

If your foundation design requires more than what has been stipulated below, the engineer will have to make a custom quote.

Metal Building Insulation

Fiberglass Insulation Resource Guide
Reflective Insulation Resource Guide
The top recommended insulation types for metal buildings are Fiberglass and Reflective Insulation. The R-Values range from 10 to 38 for Fiberglass and R-15.5 to 22 for Reflective. Reflective insulation estimated delivery is 7 to 10 days and Fiberglass is 2 – 3 weeks. If the delivery location is remote, times can be longer.

You can estimate yourself by clicking Insulation Online Estimator.  

Since the public can estimate online, formal quotes guaranteed below competitors’ quotes are completed exclusively for Prepared Buyers.   Guaranteed savings –terms

Ready buyers Fill Out Insulation Quote Form