Honeycomb, Carbon-Core, Plain, 17oz WR on both sides, 5 Lb Density, 4' x 8'
19mm (0.75"). With 17 Oz Wet-Laminated Glass (WR) on both sides. 32 sqft/sheet. Polypropylene plastic honeycomb. Scrims are pre-bonded on core which enhances the resin bond to core. It's generally impervious to rot and moisture absorption and its high strength decay-proof core offers excellent sound insulation.