What is the STC rating of 1/2 inch drywall?
With two total sheets of ½” drywall (common for residential interior walls) we usually see an STC rating of around 33.
What STC rating is soundproof?
STC rating of 38-42 is considered good soundproofing for residential. STC rating of 50-65 is professional, commercial soundproofing for recording studios, etc. These terms and definitions are related to Sound Transmission Class and will help provide the full picture of how sound is measured. dBa – A-weighted decibels.
What is the best STC rating?
Sound Transmission Class (STC):
|TruStile Doors with Correct Gasketing||35-40||Good|
What is the difference between QuietRock and STC?
STC ratings For comparison with the QuietRock, the wall assemblies are the same. A wood stud wall with regular 5/8” drywall and 3-1/2” of insulation has an STC of 46, with steel studs that will improve that to 49. Doubling the drywall on steel studs brings the STC to 58, plus it doubles the fire rating to 2 hours.
What is the STC of QuietRock 530?
QuietRock has a viscoelastic material inside it which damps vibration. For partition walls with 3.5-inches of insulation and wood studs every 24-inches, an STC rate of 51 can be achieved using EZ-SNAP, and an STC of 52 with QuietRock 530.
What is QuietRock technology?
QuietRock products are developed with patented “thin wall technologies” to improve Sound Transmission Class (STC) performance using less material and time needed to install.
Why choose QuietRock sound reducing drywall?
QuietRock sound reducing drywall offers outstanding acoustic performance without sacrificing valuable floor space. QuietRock products are developed with patented “thin wall technologies” to improve Sound Transmission Class (STC) performance using less material and time needed to install.