Do not shell out hard cash and in no way spend upfront. Get no cost estimates on HomeGuide from trustworthy deck staining companies: I used to be in a position to only pressure wash my retaining wall as it is 10 years aged and has never been stained or sealed. http://socialmediastore.net/story7441398/what-does-how-to-clean-barbacue-stains-from-a-trex-deck-mean