So how did I block off the back end I hear you cry... Well, here it is:
1. Take one ball float from a toilet (or buy a new one like I did).
2. Cut it in half along the seam.
3. Mark off and cut the half of ball float to suit inside profile behind Hole for Hands (refer to pictures).
1. Take one ball float from a toilet (or buy a new one like I did).
2. Cut it in half along the seam.
3. Mark off and cut the half of ball float to suit inside profile behind Hole for Hands (refer to pictures).