Soundproof a ceiling – Best (Level 3)
This is our most comprehensive ceiling soundproofing solution. Footfall noise is best dealt with from both the floor and ceiling. With this solution, you will apply a treatment to both the subfloor above (where the problem starts) and to the ceiling below.
Decoupled Ceiling with Clips & Channel
For proper isolation from footfall impact, it’s necessary to install the ceiling drywall on its own independent suspension. The clip & channel oscillates and provides vibration isolation similar to your car tire. You can drive through a pothole and only a small portion of the vibration is allowed to transfer to the car body. Same with the clip & channel system. How Soundproofing Clips Work
This method adds Decoupling, Mass, Absorption, and Damping, four of the 4 Elements of Soundproofing.