The major difference between sheetrock and drywall is that only the us gypsum company can call their product sheetrock no one else.
Difference between sheet rock and dry wall.
This creates a board or a thin sheet.
All sheetrock can be called drywall but not all drywall can be called sheetrock.
It is finely ground and then pressed in between two thick pieces of paper.
The difference is fairly simple as sheetrock is a name brand of drywall that is considered to be a reliable one that many contractors depend on trust in and use as opposed to more general types of drywall.
Gypsum powder makes up drywall.
To refer back to the kleenex versus generic brand analogy sheetrock is a name brand much like kleenex and drywall is the same product just without a brand name.
However due to its tremendous popularity people mislabel all sorts of drywall as sheetrock.
Sheetrock and drywall are made of flattened gypsum plates that are sandwiched between two heavy papers.
Though the builders know the difference is in the trademark drywall is sheetrock far the common man as the trademark has been well established.