Whale Gusher 30 Manual Bilge Pump Bulkhead Model Whale's long life diecast alloy range - robust designs for extreme conditions. Gusher 30 is our largest capacity manual bilge pump - manufactured by hand using high grade materials based on more than 60 years experience. - Largest Whale Bilge Pump
- Maximum output - delivering over 117 ltrs (31 US gals) per minute
- Efficient operation - double acting pumps on both to and fro storkes
- Reliability under extreme conditions - Twin diaphragms ensure pump continues working if one is damaged
- Durability - Powder coated diecast aluminium alloy
- Pumps oily bilge water or effluent
- Safety guaranteed -keeps pumping even if one diaphragm is damaged
- No tools required for inspection and cleaning
- 3 mounting options - Available for deck, bulkhead or underdeck mount
It is important to ensure that a vented anti-syphon loop is incorporated in the system | 
