seiscanecos they made 25" or 28" inches for that numbers

we here in brazil make 10" inches,at us benchs

need a convert , my head builder say is about 60%

if in usa is 200cfm here is 120cfm ,

understand now how they make this huge numbers,

here we have only poors airflow bench make 10" inches numbers, beacause this make a huge difference


TRY 4 DIGITS BARRIER HP

This is possible with help