The graphic earlier mentioned is really a mock-up of the Flex-Dek PRO technique. Notice that new flashing continues to be set up along the wall as well as perimeter of the deck. Therefore the stucco within the wall The image above is a mock-up in the Flex-Dek PRO method. https://www.prestigedecking.com/concrete-waterproofing-deck-coating-westminster-ca/