I won't criticize you for being cheap
but don't be cheap
ok well if you're gonna do it anyway
scrap the namebrands and go higher-power generic
Max Flow Rate 500 GPH
$60
Max Flow Rate 525 GPH
$80
both easily found on ebay and are 2x more powerful than any in your list
GL
HTH
but don't be cheap
ok well if you're gonna do it anyway
scrap the namebrands and go higher-power generic
Max Flow Rate 500 GPH
$60
Max Flow Rate 525 GPH
$80
both easily found on ebay and are 2x more powerful than any in your list
GL
HTH