G 4a national guard products inc.
Stc rated solid core wood doors.
Any unsealed gaps and clearances in door assemblies effectively cancel out the noise reduction benefits of stc rated doors.
Ever wonder what the stc ratings of doors means and why it s important.
For example 1 8 clearances around the edges reduce the effective rating of an stc 52 door to stc 21.
Generally a less soundproof door such as a hollow core door is given 20 for an stc rating which means that most conversation level speech will still be heard when the door is closed.
Stc doors over 8 0 tall and all stc 45 and higher may have longer lead times factory installed glazing is required to ensure acoustic value pairs tested as standard swing only used in double egress will affect acoustic rating and or void fire label.
Doors and frames have been tested as a assembly and are supplied with acoustic perimeter and bottom seals.
Stock acoustic soundproof wood doors and steel frames are ready for immediate shipment.
Street noise people and pet noise tv radio everywhere we go there is noise.