Thanks for answering so quickly. Yes, we will be able to do the angle adjustments. I was excited, but now there is a fiasco with the drain. They took ours out and said it wouldn't work. Except, they never came and asked me or told me of this, they just cemented over. This drain, drains into the next one after it fills partially up Yes, because it is lower, it would have to have a small pump or ??? It is a lot of money, but I think it will pay off before too long.