On the 44 Clipper, take the pin out of the bottle value before flight (not during the emergency....)
Remove the safety catch from the collective trigger (slide and lock when coasting out/ relock when coasting in).
In the unlikely event of an emergency over water, apply pressure to trigger when required, observing the revised Vne and other speeds (incl autorotation) that now apply.
Gas leave bottle under F LH seat and inflates within 2 seconds.
Same size as full utility floats, and just as buoyant