Jan 21, 2015 #2 Willy P Member Joined Oct 2, 2007 Messages 10,952 Name Willy P Series vacs- fook all CFM. HOWEVER The Worriers have parallel. The Power Flite has series. The difference is negligible from 35 or 50 feet. Without an inline booster most dual electric vacs require too many dry strokes to justify the extra few feet.
Series vacs- fook all CFM. HOWEVER The Worriers have parallel. The Power Flite has series. The difference is negligible from 35 or 50 feet. Without an inline booster most dual electric vacs require too many dry strokes to justify the extra few feet.