Centrifugal vs. Rollerhead Pump? Which is Safer?

“Overall, I like centrifugals, although I do worry if the necessity to hand crank comes up- most systems have been so shortened- getting the awkward and cumbersome centrifugal hand-crank positioned is in most cases- nearly impossible.” Editor’s Note: I got the following email this morning: Dear Staff, Very early morning greetings from Vermont. I am […]