End ALL noise complaints without replacing your windows. Add a Soundproof Window and stop the outside noises. Our windows use recording studio technology to stop noise from getting into your hotel rooms. We increase the insulation value of your existing windows by 150-200%. The savings on energy will completely pay for these windows in 3-7 years – an excellent ROI. Improve your online ratings by eliminating all noise complaints. Our windows have the highest noise reduction ratings in the world, without the high price tag. Hear the dramatic improvement first hand and install a test window.