Wholesale Sing Core Sandwich Core

The Sing Core Sandwich Core has 1/8″ hardboard covering the top and bottom with patented Sing Core lightweight core in the center. Having Sing Core’s sandwich core means that you can design and create your very own Sing Core door. Sing Core inside keeps weight down while preventing warping and providing high strength. Pictured is the sandwich core with hardboard exterior. Each piece measures 12″ x 96″ x 1.125.”

The Best Core For Your Door

Patented Sing Core is an Eco-friendly core, that is lightweight, stronger than steel pound for pound, fully insulated for climate control and sound deadening capabilities. This sandwich core can be used for a wide variety of applications. You can use this core to create your own door, wall panel, floor panel, furniture, shed, or virtually anything! The best part is that no matter what used for, Sing Core Sandwich Core will insure that your application will be very lightweight without sacrificing an ounce of strength.

Includes Sing Core Sandwich Core only.

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12″ x 96″ x 1.125″ Sandwich Core

$6 per FT2

Minimum order 100 FT2

*see below for lead time and rush information


What is included in your order:

Purchase includes patented Sing Core sandwiched between hardboard, measuring 12″ x 96″ x 1.125.”


Lead time


Surplus lead time is 2 weeks. Standard lead time is 6-10 weeks. Rush orders will be accepted and charged accordingly. For more information, click here.




You have the option to customize however you would like. If this is something you are interested in, please make a note in your estimate submission. Feel free to give us a call or send us an email.


Phone: (360) 495-3577

Email: info@singcore.com

Rush Options

A link to the rush options page is in the Lead Time section above or can be found here. Rush Options

Shipping Information


Our products are shipped freight. We work with many freight companies to get you the door you need. Shipping times will vary depending on where you are located.

Every order is shipped from our factory in McCleary, Washington.

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*sold to trade professionals only