You want a sanding pad for a buffer. Use the red or white one. It looks like this.

@administrator Thank you so much for the quick response and all the info/help provided!

Thank you for your prompt reply! I did read the link, thank you. Is there an appropriate grit selection for this?

You cannot increase the concentration any higher, it will not dissolve correctly. Iw ould not be too aggressive with a pressure washer as you do not w...

Thank you for the reply and I will clean again. I have cleaned with 8oz per gallon of sodium percarbonate. In order to clean better should I: 1. incr...

Your steps are all correct for this deck.

You will need to stick with a solid stain. Use one of these brands:

No, a deck stain cannot withstand heavy pressure washing as it will remove some of the stain.

Strip and sand to remove what you have applied. Brightener after. Use a true semi-transparent penetrating stain like TWP 1500 or Armstrong Clark.

1. Illinois 2. Partial sun (faces north) 3. PT Southern Yellow Pine 4. Some mildew issues in low sun areas 5. Poor color retention in the past ...

Clean and brighten the wood if using the same stain and color.