hello i am gren to plumbing as i am a plasterer but will have ago. i have just started boxing in for low coupled toilet just hope it fits right . i may need to move the toilet left or right a bit but obviously it will not fit on waste pipe correctly , i have been told that i can buy a flexi fitting for back of toilet to fit on waste to the stack is this true please help photos on url http:// photo bucket.com/daz1968