THIS IS A NEW 12FT x 20 ALUMINUM PATIO COVER CALLED A FLAT PAN. IT PROVIDES GREAT YEAR-ROUND PROTECTION FROM RAIN , SNOW AND BLISTERING HEAT. THIS IS NEW AND STILL IN THE BOX WITH INSTRUCTIONS. THE PANS LOCK TOGETHER THEN YOU SCREW IT IN. THERE IS A GUTTER SYSTEM THAT GOES AROUND THE AWNING. […]