// acoustic protocol · rev B
Apartment Acoustic Test Protocol
Measure at 1 m, chest height, shuffle at max duty. Background subtract if >30 dB ambient.
- Enclosed motor housing: −6 to −9 dB vs open frame
- Rubber isolation feet: −2 dB on laminate
- Corner placement (not center room): −1 to −2 dB perceived
Spec target for EU Wohnung installs: <42 dB(A). Buy tested SKUs via INEAN PLAY.