Reverse Aquarium Pump to Vacuum Pump : 8 Steps with
In order te blow the pump takes air via the small circle on the bottom see Step 1. This small circle piece is made of a soft tissue where air can get through but dust or other small particles won't. So maybe you can create some kind of connection to place over this circle thatpletely air tight. And if you then attach a tube to it, it'll indead suck and you don't need to reverse the


































