recieved the parts looked at the boxes, walked away. few days later tried the base, enthusiasum high. hours later swearing and fatigue. friends came to the rescue,experienced greenhouse putter uppers,all day in the rain we got the frame done. each piece done three times before correct,we ran out of nuts and bolts as they were rung off .me roof vent is a BIT drafty big gaps down each side,any advice on draft proofing could fit elephants buttocks in gap?