NRC (Noise Reduction Coefficient)

Measures how much sound a material can absorb. Ranges from 0 (no absorption) to 1 (complete absorption).

STC (Sound Transmission Class)

Indicates how well a material reduces sound transmission through walls, doors, or partitions.

dB (Decibel)

A unit to measure sound intensity. A higher dB means louder sound.

Reflection            

Sound waves bouncing off hard surfaces.

Diffusion

Spreading of sound energy in a space to reduce echoes.

Absorption

The process by which a material takes in sound energy.

Reverberation Time

Time taken for sound to fade in a space after the source stops.

Flanking Noise

Sound that travels indirectly around barriers.

Resonance

Amplification of certain frequencies in a space or object.

Isolation

Preventing sound from entering or leaving a room.

*This glossary helps you better understand acoustic product descriptions and choose the right solution for your space.*