Up to 18 litres (4 gal) per minute.
Non-choke valves.
Self priming up to 3m (9.8ft).
Mounted in most covienent part of boat.
Easy to maintain.
Can run dry without damage.
Rotatable inlet and outlet to suit installation.
Large single diaphragm.
Pumps a mixture of air and waste.
Pumps unmacerated waste.