Picket and composite stair components needs to be seasonally cleaned and on a regular basis waterproofed to avoid rot and injury. The upper surfaces of stringers is usually guarded with self-adhesive joist tape or other water-proof elements. Decks are a terrific way to reap the benefits of the outside. https://oteldirectory.com/listings13194309/the-greatest-guide-to-patio-deck-waterproofing