Aluminum lattice has an exclusive Lifetime limited Material Warranty for as long as you own your Aluminum lattice patio cover. WOOD Wood splinters creating an unfriendly environment for family and friends Wood cracks and splits creating costly repair problems Wood warps which looks bad and is expensive to repair. Wood requires special footings and posts, detracting from its appearance Wood needs to be scraped and repainted every couple years. Wood can burn. Wood patio covers are fire hazards and have been outlawed in many communities.
Wood can get termites requiring massive repairs and costly maintenance.
Wood can get dry rot requiring massive repairs and costly maintenance Wood has no guarantees or warranties. Installation, permits, and concrete are extra.