a metal channel includes at least one contact surface with a sound / vibration suppression material disposed on the contact surface . the contact surface attaches to a panel product such as drywall used in walls and ceilings . in one embodiment , the suppression layer is a lamination of glue , polymer , and scratch resistant layers . the contact surface may also attach or otherwise contact a contact surface of another metal channel and / or a complimentary metal channel that when fitted together comprise at least part of a building structure . the panel attached to any of the channels is , for example , a drywall product such as supress ™ brand sound engineered products .