Tonyfrost wrote:

I was wondering if there was like
a product
that you can put on the stack to cover the smell...

You don't need to cover the smell with yet another. See the previous
posts; a healthy compost heap has very little odor, and certainly not an
unpleasant one.

Gary Woods AKA K2AHC- PGP key on request, or at home.earthlink.net/~garygarlic
Zone 5/6 in upstate New York, 1420' elevation. NY WO G