Mecart s standard acoustic products are labelled stc 35 stc 45 and stc 52.
Stc 45 door assembly.
Frames and jambs through stc 45 when paired with vt doors.
When we say stc 35 it means the enclosure wall partition or door reduce noise by 35 decibels.
Installed with hardware and gasketing which provides the stc rating of the door assembly.
With two 2 rows of marshfield doorsystems supplied gasketing on the head and.
Stile and rail doors through stc 40.
For example 1 8 clearances around the edges reduce the effective rating of an stc 52 door to stc 21.
As previously explained this means they have been tested in a laboratory for their sound transmission loss.
Its wh and ul max 45 minute the stc 44 45 and 46 must be installed one of two ways to achieve an operable rating.
With two 2 rows of marshfield doorsystems supplied gasketing on the head and jambs of the frame and bottom drop seal.
Resilient channel can improve the stc rating of an assembly.
Applications that provide x ray as.
Flush doors through stc 52.
The same logic applies to solutions rated as stc 45 and stc 52.
Metal stud walls perform better than wood stud walls.
Any unsealed gaps and clearances in door assemblies effectively cancel out the noise reduction benefits of stc rated doors.
Applications that include single swing standard swing pairs doors and transoms and dutch doors.
Krieger acoustical doors are delivered as complete performance guaranteed acoustical assemblies with seals hinges and threshold included.
45 42 2 5050 335n 896s 47 43 2 5050.
Applications 20 45 60 and 90 minute fire ratings.
Our designs also interface with the locks and accessory hardware you have chosen for your project.
Stc 35 44 lbs to 45 lbs commercial density core bond to core no lead standard stiles and rails.
Stc rating 45 to 49 author.
Applications with and without lites.
Sound transmission class stc to measure how well a door window wall or other material or assembly blocks the movement of sound they are tested in laboratories and also in the field.
Additionally cam lift hinges and an aluminum threshold are included with high stc rated assemblies.
Insulation will noticeably improve the stc rating of an assembly.
Adding additional layers of drywall can improve the stc rating of an assembly.
These assemblies utilize 1 3 4 proprietary sound core doors standard hollow metal frames and a low profile sealing system that is aesthetically pleasing to the eye and easier to install.
A critical factor to understand when specifying acoustic doors and frames is the sound transmission class or stc rating.
