G2 Plenum Return Silencer

Blocks noise traveling through open return air grilles.

Two models: Standard G2 (Speech specific) and Septum G2 (equipment noise and speech)

The Speech Guard Plenum Return Silencer is at the pinnacle of durable sound control technology. This product is sized for standard ceilings and is easily installed above an existing ceiling plenum. The Silencer blocks escaping sound while allowing airflow, and is available in two easily assembled models. 

  • Integrates into standard 2 x 2 or 2 x 4 ceiling systems 
  • Application specific engineering and design
  • Meets all buildings and fire codes 
  • Easily assembled and installed 

Plenum View of a G2 Unit installed over an open air grille within a 2' x 2' drop tile ceiling grid.