Ceramic Tile Stc Ratings

An iic and stc rating will generally be 5 points higher than.

Ceramic tile stc ratings.

The nrc is usually reported as a percentage. The iic and stc is conducted at a controlled laboratory. Vinyl cork and rubber have a fairly high nrc rating with hardwood bamboo tile and stone at the bottom of the scale for sound absorption. Tiles are graded using a numerical numbering system based on their thickness and quality.

1207 2 air borne sound sound transmission class stc single number rating derived from laboratory measurement of sound transmission loss astm e90. The f iic and f stc is conducted in the field where sound is not as controllable hence the 5 point difference. Iic impact insulation class iic is the numeric value defining how well a floor assembly is at reducing the. This catalog of sound rated wall and the purpose of the indexing system is.

1 inch thick cork wall tiles have a rating of 0 7 which means 70 of the noise is absorbed and 30 is reflected. Sound transmission class stc is an integer rating of how well a building partition attenuates airborne sound in the usa it is widely used to rate interior partitions ceilings and floors doors windows and exterior wall configurations see astm international classification e413 and e90. The sound transmission class stc is used in the us to rate ceilings doors interior and exterior walls and windows for sound reduction. A rating of 1 is the highest quality and thickest tile available 3 4 inch thick and you.

A f iic and f stc rating. The quietwalk underlayment provides very high ratings such as iic of 71 and stc 66 as of mid 2018. Veneer plaster partitions achieve up to 63 stc in steel framed resilient systems and up to 52 stc in wood framed resilient systems have achieved 1 to 4 hr. The preferred level of performance for stc and iic is 60 57 f iic.

Catalog of stc and iic ratings for wall and floor ceiling assemblies russell b. Fire resistance ratings for veneer and conventional systems can minimize or eliminate irregularities such as ridging boarding and nail pops associated with standard drywall. Dupree office of noise control california department of health services berkeley california 94704 introduction building codes. Carpet with an nrc rating of 40 50 is the most efficient absorptive material.

All ratings are not equal as with any underlayment sound testing number that a company gives you each subfloor or floor assembly in your home. Stc sound transmission class.