| Type | Manufacturer |
|---|---|
| Website | https://www.hed.com |
The UNIQUE/PERENY division of HED is the successor, through acquisition, of the Unique Kiln Company founded in 1948 by Mr. Harry Ratcliffe in Trenton, New Jersey and the Pereny Furnace Company founded in 1933 by Mr. Andrew Pereny in Columbus, Ohio. Today, with many hundreds of kilns, furnaces and other thermal systems in operation worldwide, the UNIQUE/PERENY brand is recognized as the leader in quality and reliability by the worlds foremost industrial, research, education and governmental institutions.