Sone 414 !!better!! (10000+ FULL)

Thus, a Sone 414 rating is actually more honest . It tells you what the fan will sound like in your actual wall or ceiling. Knowing the Sone 414 rating of your HVAC or ventilation equipment helps you comply with building codes and sanity standards.

| Room Type | Ideal Sone 414 Rating | Perceived Loudness | | :--- | :--- | :--- | | Master Bedroom Ensuite | 0.5 – 1.5 | Whisper to quiet library | | Home Theater Kitchen | 1.5 – 2.5 | Soft background music | | Commercial Office Bathroom | 2.5 – 3.5 | Normal conversation | | Industrial Warehouse | 4.0 – 8.0 | Loud telephone ring | | Restaurant Kitchen Hood | | Busy street noise | sone 414

A fan rated 1.5 sones by HVI might actually perform at 3.2 sones (414). This discrepancy leads to millions of dollars in post-construction noise complaints every year. Thus, a Sone 414 rating is actually more honest