Yes, too heavy.

There are some shiny spots in your pictures so yes, it looks lightly over-applied. TWP does not have any shine and is supposed to fully soak into the ...

Looks over-applied. Not much you can do besides remove all and start over. It should even out over time.

It is not possible to add a sealer over a deck stain, that would peel. Since your solid stain is already peeling, it would be best to prep as follows....

You have to strip off the factory stain first before applying a different brand of stain. Look ta Restore A Deck Stripper Kits:/p> You may want to r...

Use the RAD Cleaner and Brightener Prep kits. The RAD stain will prevent mildew from growing in the stain but no deck stain can even mildew from growi...

Look at using TWP Black Walnut 1504:/p> or Armstrong Clark in Black Walnut:/p>

No, you do not need to coat both or all sides, just the exposed side. Coating all sides does not prevent warping and can create issues with breathabil...

No stain = no UV protection and your wood will gray in months. Do you want this? No need to coat all sides, just the exposed wood.

Yes, clean and brighten for prep. Try TWP 200 Series or Armstong Clark Stains.

No, we have not used it and we would be hesitant as well.

Try the TWP 1503 Dark Oak or the 1504 Black Walnut. Another option is Restore A Deck in Dark Walnut. Since it is interior, use 80 grit paper to sand f...

No, it will not blend and look bad. Leave it alone for 1-2 months to weather away the lines and then redo the prep before staining.

See here for tips:/p>

See this for tips:/p>