HIGH QUALITY STURDY ALL ALUMINUM FRAME & LOUVERS: This 10x13 pergola feature a strong powder coated dark brown aluminum frame and louvered roof,treated to be deformation resistant and fade resistant,which could last years for outdoor use.*Tips: Comes with pre-drilled base for each post,we suggest use expansion screws to make the whole system much more stable, which can withstand wind speeds of up to 72mph. INDEPENDENT ADJUSTABLE LOUVERED ROOF: Our patio pergola designed with two independent adjustable aluminum roof,you could easily adjust the louver angle from 0° to 90° with hand-controller design. VERSATILE USAGE PERGOLA: This Domi Outdoor Pergola measures 13' L X 10' W x 7.6' H and it provide 130 square feet.This permanent pergola become a perfect choice for outdoor barbecue,party or daily relaxation with your family and friends.What’s more,you can use it as an outdoor parlor or even a parking shed for your car. HIDDEN GUTTER SYSTEM: This outdoor louvered pergola designed with a built-in gutter system along the roof to drain away water,avoiding water accumulation on the top. INCLUDE BUGS NETTING & PRIVACY CURTAINS: This louvered pergola designed with double-track system and double-sided zipper for quick sliding.The bugs netting maintain good ventilation and open view and the privacy curtains provide a safe and comfortable space for your family and children,it can also keeps the space warm. Domi Outdoor Living 10’ X 13’ Outdoor Louvered Pergola Aluminum Patio Garden Pergola with Adjustable Roof for Backyard, Garden w/ Curtains and Netting (Dark Brown)