Do the tuning pegs that are placed on the bridge have a different name than the ones on the headstock? If so, what are they calledIf not, what's the best way to change the strings?
Go to lowes and look at their insulationMeasure the width between your studsHopefully 16 inch centersThey make insulation to fit in betwwen the studs with different R values which is the insulation valueOn each piece of insulation there are paper edges that fold out and the normal home owner can staple them to the studsInsulation can also be cut of folded to fit if need beWEAR a maskprotect yourself.
Yeah, pink batting will workCheck the spacing and depth of the studs on the attic side of the wall, should be 15 or 23spacing, and probably 3-1/2 deepThese are standard sizes and can be bought by the rollA double faced insulation may be cleaner to work with and provide a vapor barrier to help keep in the heat.
Use the pink battingYou can get it with paper face for stapling in or you can get wire rods that hold the plain stuff between the studs.
Guitars with a locking nut have small tuners on the bridge so that small adjustments can be made without needing to unlock the nutThese are called fine tuners (as they are on a violin)Really, tuning pegs (or friction pegs) are the sort of thing you'd find on a violinOn a guitar they're called, tuners or tuning machines)The, usually, plastic objects that push into the holes in the bridge of most acoustic guitars are called bridge pins, not pegsWhen it comes to changing strings, it doesn't matter whether or not the tuners on the bridge have a special nameThere is only really one correct way to change a string a given type of guitarThere are lots of tips and important points that could be given but that would take far too long here.
