Quality Heat Technologies Pty Ltd. (QHT) a subsidiary of GCD International Pty Ltd. and part of the Sterling Industries Plc group was started in 1989 by Ray Reynoldson and has grown into a world leader in industrial furnace technology for heat treating, special surface treatments, foundry and paint and plastic stripping applications.

QHT products include:

• Fluidstrip^TM fluidised bed furnaces.
• Q-Heat^TM fluidised bed furnaces.