The room feels dead, lifeless and uncomfortable

Too much absorption

Reflectors, diffusers

Sound localised in another part of the space is causing disruption outside or around the corner.

Diffraction

Absorbers, blockers along sound pathway, sound masking in zones where extra privacy is needed

Difficult to localise where a sound in the space is coming from

Diffusion

Reflectors

Room feels loud, irritating, and echoey

Too much reflection

Absorbers

Difficult to hear even though the sound source or speaker is within view

Refraction

Reflectors, diffusers

Can hear sound from the room next-door

Transmission

Block & cover

Difficult to understand speech, spoken words reverberate so much they overlap one another

Too much reverberation

Absorbers, diffusers