Lalizas Marine Manual Toilet LT-0Lalizas Marine Manual Toilet LT 0 The LT 0 and LT I toilets are specially designed for long term use. They are available in two sizes compact (LT 0) and regular (LT I). Both can easily be installed above or below the waterline. If they are installed below the waterline, it is necessary to use an anti siphon loop to prevent water inflow into the interior. Furthermore, these toilets can be installed with the pump either at the right or the left side of