Give us a call

Steel Custom Mantel Shelf for Fireplaces

Custom Made 
Steel Fireplace Mantel Shelf - custom length in matte black


Length Of Shelf Determines Price: Up To 60"


  • • Custom fireplace mantel shelf ships for free
  • • Please allow 4 to 6 weeks for production and transit time
  • • 5 year warranty offered on workmanship
  • • Mantel shelf is made from non-combustible 14 gauge laser cut steel
  • • Smooth surface and clean lines for a contemporary look
  • • Check out the videos below to see the 25 available finish colors
  • • Customize the depth: 6, 8, 10, or 12 inches
  • • Choose your desired length from 20 to 110 whole inches
  • • Height can also be customized from 2 to 5 inches tall
  • • Shelf helps deflect heat from your firebox when mounted per clearance requirements
  • • Mounting hardware and back plate included for securing shelf to wall studs
  • • Optional non load bearing brackets for an added decorative touch (same finish as mantel shelf)
  • See product tabs below for important information
Get 6 months to pay on purchases of $99 or more with PayPal credit!

Check out this 14 gauge steel fireplace mantel shelf that you can customize in length, depth, and height! Choose from our attractive powder coat and premium finishes to match your home decor. Our handcrafted floating mantel shelf is laser cut for a seamless appearance, and because it is made from non combustible material, you can mount it safely above your fireplace opening. Optional non-load bearing steel brackets are offered in the same color as the finish color you prefer. These are for decorative purposes only. This modern fireplace mantel shelf comes with a back plate that needs to be secured into wall studs. The shelf will slide over the plate and is secured with mounting screws, making this an easy installation project that homeowners can do by themselves!

PLEASE NOTE: The installation of fireplace mantel shelves requires adequate clearance from the fireplace opening. Click here to find out how much clearance you need!

  • Owner's Manual: Custom Length Steel Mantel Shelf Install Guide | Steel Mantel Shelf Care
  • Material: 14 Gauge Laser Cut Steel
  • Width: Custom (From 20 To 110 Whole Inches)
  • Height: 2 Inches | 3 Inches | 4 Inches | 5 Inches
  • Depth: 6 Inches | 8 Inches | 10 Inches | 12 Inches
  • Available Colors: CLICK HERE or Watch Videos To See Finishes --->
  • Industrial Style Steel Support Brackets: Optional | Will Be Same Color As Mantel Shelf
  • Mounting: Back Plate & Hardware Included (Must Be Secured Into Wall Studs)

California Proposition 65California Residents: Click here for more information on Proposition 65.

Please double check the finish colors available with this product. Not all hues shown in the videos below may be offered.
  • Enjoy free shipping on this order!
  • Please allow 4 to 6 weeks for production and transit time, unless otherwise specified.
  • In order to offer the best shipping method for our customers, certain mantel shelves are able to ship via transit carrier, such as UPS or FedEx.
  • Due to the size of items over 50 inches in length and the careful handling/packaging required, your product will ship via LTL freight.
  • In the event of LTL freight shipping:
    • Upon arrival, please inspect all freight shipments carefully. Note any damages or missing accessories on the delivery receipt.
    • In the event of concealed damage, freight customers MUST add "Pending Inspection" in addition to their signature on the delivery receipt. Failure to do so will void recovery for undiscovered/concealed damage.
Limitations and restrictions on our standard shipping policy regarding LARGER and IRREGULAR-SHAPED items are as follows:
  • Freight shipping is restricted to certain types of standard business addresses or to the motor freight carrier's normal delivery terminal for Customer pick-up at the terminal. A business out of the home is considered to be a residential address and may be subject to lift gate and/or curbside charges. Public schools, fire stations, farms and churches are also considered to be residential addresses. Deliveries to residential addresses are only made weekdays, generally between 8 AM and 5 PM. Deliveries to businesses or carrier terminals may fall outside this window, based on carrier time tables, queue, or other types of discretion. For residential deliveries: the assigned trucking company will contact the residence 24 hours prior to the date of delivery to confirm that someone is available to sign for the product.
  • Freight shipping to the following locations is UNAVAILABLEUnited States military bases, Hawaii, Alaska, Mexico and Canada.
  • Freight charges for the following states are quoted on a case-by-case basis, regardless of the address: Nebraska, North Dakota, South Dakota, Wyoming, Montana and Idaho. This is due to the lack of service available and delivery fees applicable to these areas. Please contact one of our sales representatives for a special shipping quote that accurately reflects this upcharge. "Free Shipping" may not cover all fees and upcharges. A sales representative will contact you prior to shipment, should any additional delivery fees apply.
  • An additional upcharge may be incurred for shipping to addresses within: Long Island including the Five Boroughs of New York, Northern New England including Nantucket and Martha's Vineyard, and other restricted or limited access areas. This is due to the transportation surcharges and/or delivery fees applicable to these areas. Please contact one of our sales representatives for a special shipping quote that accurately reflects this upcharge. "Free Shipping" may not cover all fees and upcharges. A sales representative will contact you prior to shipment, should any additional delivery fees apply.

Manufacturer's Warranty:

  • Custom Metal Company offers a 5 year warranty on workmanship
  • Discoloration due to exposure to excessive heat is not covered under warranty
  • Warranty is void if damages occur due to improper installation/operation
  • Warranty applies ONLY to the original purchaser

No posts found

Write a review

The pictures where it looks like it is perfectly square - I don't see where that is an option as the tallest height option is 5" and the smallest depth option is 6". Is that true?

Asked by Kelly Munn | 02-08-2018, 08:05 AM | 1 answer(s)

What is the difference between the Matte Black finish and the Industrial Black premium finish? Are both non-combustible? Do you have any pictures of the shelf in Industrial Black?

Asked by Kelly Munn | 01-29-2018, 11:57 AM | 1 answer(s)

Can we order a few samples to choose finishes?

Asked by Pepito | 09-30-2017, 10:12 PM | 1 answer(s)

If the mantel is steel, wouldn't the top of the mantel get hot from the fireplace?

Asked by Becky | 08-18-2017, 03:57 PM | 1 answer(s)

Do you have a photo of a mantel made in the bronzed iron finish?

Asked by Joyce Roberto | 06-26-2017, 12:15 AM | 1 answer(s)

Can we order a few samples to choose finishes?

Asked by Min Kim | 04-26-2017, 06:37 PM | 1 answer(s)

How much weight will custom steel mantel support (54")? How do I know if supports are needed?

Asked by Tracy VanTassell | 02-26-2017, 02:46 PM | 1 answer(s)

Hello. What color is shown in the picture of the metal mantel

Asked by Barbara gutstadt | 12-21-2016, 11:41 PM | 1 answer(s)
Last updated on April 12th 2019.