The great divides | Features

How the acoustic doors measure up
Space	Size (m)	Sound reduction (dB)	Weight (tonnes)
Rehearsal room one/rear of stage	16 × 10	50	30
Stage/rear of stage	18 × 17	45	64
Stage/side of stage	15 × 11	45	40
Rehearsal room two/fit-up (two doors)	15 × 11	65 overall	40 each
Rehearsal room two/set build (two doors)	3.5 × 3.5	65 overall	4 each
Street/stage	2.6 × 5	40	5
Safety curtain	18 × 17	40	56