What Sheetrock Mud to Use?

Topping compound is the ideal mud to use after the first two coats of taping compound have been applied to a taped drywall joint. Topping compound is a low-shrinking compound that goes on smoothly and offers a very strong bond. It is also highly workable.

Is there a difference in drywall mud?

When shopping for drywall mud you may notice different types of pre-mixed mud. The three most commonly used are "all purpose", "lightweight all purpose" and "topping". There are of course several other types of joint compound available however these are the most common.

What is the difference between joint compound and mud?

Joint compound (also known as drywall mud or simply known by pros as mud) is also comprised mainly of gypsum dust that you mix yourself to a cake frosting-like consistency. ... With a little bit of finish work, the joint compound helps create a smooth surface with undetectable seams.