Description
Perlite is the name of a naturally occurring volcanic rock. With a specially heating Perlite expands and a special surface treatment then it's called FilloCell Perlite. With heating at 1100C it expands up to 20 times of its original volume and it's now a white sterile lightweight aggregate with many great properties. Perlite has been used more than 65 years in all over the world. FilloCell Perlite is a clean product without any chemicals.