Triple - hung windows , extra - thick walls and multiple floor plans keep people out . Soundproofing styles have become proprietary secrets among hoteliers . Four Seasons hotels must meet the approval of an acoustics consultant . Consider choosing a quiet neighborhood as the ultimate do - not - disturb policy .
Triple-paned windows , extra-thick walls and cork floor layers keep sound out . Soundproofing styles have become proprietary secrets among hoteliers . Four Seasons hotels must meet the approval of an acoustics consultant . Consider choosing a quiet neighborhood as the ultimate do-not-disturb sign .