Attaching acrylic or glass sheets to the surface of the windows might help limit unwanted noise, like chatty neighbors in a late-night time bonfire. Given that the name indicates, magnetic secondary glazing will work applying magnetic seals to attach the secondary pane to the current windows. Stick the magnetic seals https://donovanqesdo.suomiblog.com/noise-reduction-windows-in-hammersmith-for-dummies-41831379