noise reduction

Hoping someone can advise on sound insulation between houses as we're looking to move this year. This seems a tricky aspect of house buying for light sleepers / shift workers / anyone who just likes a bit of peace and quiet. We can't really tell just from a viewing or two whether noise could be...

I have some wooden sash windows at the front of my property, single pane of glass, no double glazing. You can see an example of one here: They used to have separate secondary glazing (fitted in the 90s) but it looked awful and made cleaning the windows very difficult. Its a listed building so...

I have a paramount wall (a sandwich of plasterboard and cardboard honeycomb) between a bedroom and a bathroom. As part of the bathroom refurbishment I'd like to do something about noise transmission since a shower will be installed adjacent and existing noise levels from the bathroom are already...