Wherever you still have any old stain/shiny coating will need to be removed. Let the stripper sit longer, it will come up better.

Yes, you need to remove all old coatings that is still on there. When you say "varnish" are you using RAD Dark Walnut? It is not a varnish, but a pene...

You need their Gemini Restore kit for prep and pressure washing. It is okay if some of the TWP is removed.

Looks like you will need to redo as it should be bare. Did you do the test spot first? This helps determine how thick to apply and how long to dwell b...

Most likley yes. Post some pics. RAD Paint Strip Tips Before general use, test on a small area to determine compatibility, required dwell time...

With the spindles, oil-based stains are much easier to wipe off right away so the TWP 1500 is what you would want here and for IN.

Post pics of current condition and do you have Behr Deckover still on the older wood? Can I mix permanent patch 101 with some kind of paint to make ...

1: Strip using: Note you pressure wash after using the Stripper 2: Brighten using: 3: Stain using: Use Light Walnut color for Mahogany Wo...

No pic.

Yes, brighten after and protect all walls when stripping.

@douglasfir Try this:/p> Very easy to maintain.

You have a varnish on there and it has to come off fully first by either power sanding: Or a Paint Striper:

No pics

@douglasfir Post some pics to see what is needed.