Noise absorbing curtains can help reduce noise levels. O'Neill Engineered Systems designs custom noise absorbing curtains to effectively absorb sound. Their website provides more information about sound absorbing curtains and curtain enclosures that help with noise problems.

2. Noise Absorbing Curtains
At O’Neill Engineered Systems, Inc. we design custom-fit noise
absorbing curtains for quality noise absorption.

3. Sound Absorbing Curtains
www.noiseproblems.com

4. Curtain Enclosures