On 49 minutes Ball scored his second again from a corner.
On 52 minutes Phoenix won a corner and from this they scored in the far corner. The away team then piled on the pressure having several attempts at the Harworth goal, including a 35 yard effort which hit the crossbar.
Harworth soaked up the pressure and on 66 mins minutes Rio Allen shot form the edge of the box to make it 3-1.
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On 74 mins a dangerous run into the Phoenix box from Sam Flower saw his pass find Rio Allen to score his second.
It gave Harworth their first win in five games.