Johns Manville Equipment Spin-Glas® board is a rigid board manufactured using fine, rotary-process glass fibers bonded with a special thermosetting resin. It provides superior thermal and acoustical performance for a variety of appliance, HVAC and office interior applications and can be manufactured to meet your specific size requirements. In addition, Equipment Spin-Glas glass fibers are highly resilient and resist settling, breakdown and sagging from vibration. They yield to impact and protect facings from puncture and tearing. Equipment Spin-Glas can be firmly bonded to metals, plastic or other materials with commercial adhesives or mechanical fastening devices.