Manufactured in North Carolina

Made right here

Koolmat dba D & H Heat Technology, Inc.

149-B Rolling Hill Road
Mooresville, North Carolina28117

Contact Info

About Our Company

Primary Industry Classification:Miscellaneous Manufacturing
We hold the patent and manufacturer a 70 thousandths silicone/fiberglass hi-temperature composite insulation called "Koolmat" good to 1200° stop heat to operators in industrial or automotive applications. Koolsox boot protectors prevent burns or misfire during performance, we manufacturer the Heatmaster 2500°f. exhaust shield, which with templates can be made to specs needs no air gap and attaches right to the exhaust. We make many other heat products like jackets, covers, shifter boots, skirt kits and starter covers.

Our Brands

Koolmat Insulation
Koolsox spark plug boot protector
Heatmaster 2500°F. Exhaust shields

Our Capabilities


What Makes Us Unique

Special Business Status:Minority Owned, Small Disadvantaged Business, Woman Owned
Current Export Markets:Australia, Europe, North America, South America
Materials List:Glass, Metal - Stainless Steel, Silicone
Delivery Radius:Anywhere in the world
Other:We make the only 1200°F. silicone/fiberglass composite insulation, flexible, .070 thin, inside or outside, weather resistant, will stand a 1200°F. torch test for 5 minutes before it tacks up on the top side, won't crack, peel, dry out, shrink or curl up in 50 years. Use to stop heat and lower sound and crosses all markets.

Industries We Serve

Automotive - ICE
Specializing in
With a typical monthly production volume of
Specializing in
With a typical monthly production volume of
We highly recommend to upload the logo of the company