Picket and composite stair elements needs to be seasonally cleaned and often waterproofed to forestall rot and problems. The upper surfaces of stringers is often secured with self-adhesive joist tape or other waterproof materials. The temperature dipped under freezing at the very least eleven evenings in the check period. https://glowingdirectory.com/listings13189862/not-known-facts-about-patio-deck-waterproofing