... , fine, waterproof and fireproof with good rebound elasticity. glass wool board 1) Picture: 2) Description Adapting the advanced centrifugal blowing process ... of good heat preservation and sound absorption, low construction cost, short cycle of works, no toxicity, non-stimulation to the skin ... ,24,32,40,48Batt1160-1200410-610100-20010-48 glass wool board