Superior Pump 90300 Multi-Purpose Adjustable Hand Pump, Black

The Superior Pump 90300 Multi-Purpose Adjustable Hand Pump has received a mixed reception from users, showcasing both its advantages and some challenges. Customers have pointed out that the pump may require additional components for optimal performance, such as a solid hose cap, which is necessary to create sufficient suction when using the pump alone. This detail, once addressed, led to positive experiences for some customers, especially after receiving helpful guidance from the customer support team. However, users have also reported issues with the rubber flapper check valve, which appears to be ineffective. Many have encountered situations where a significant portion of the water being pumped returns to the original source during the downstroke due to this design flaw. Despite these setbacks, one of the appealing features of the pump is its lightweight design, which makes it convenient for accessing tight spaces where traditional pumps may struggle to fit. Overall, while the Superior Pump 90300 offers a practical solution for various pumping needs, potential buyers should be prepared for the necessity of additional components and might want to Consider the effectiveness of the check valve before making a decision. **