TELESCOPE TRAPEZOID BALLAST
Drop the pump in, set it and forget it. This telescoping system allows you to use a pump that is up to 3 times faster than any conventional plug & play setup.
Telescoping chamber with roll-top closure system
0.6 mm heavy duty tarpaulin material
High strength welded seams
1.5" diameter fill port
Three 1" diameter external drain/vent ports
Trapezoid shape to reduce roll