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Unregistered
Join Date: Aug 2000
Location: a wretched hive of scum and villainy
Posts: 55,652
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Duplex Pump (from Internet Glossary of Pumps)
BTW they can run on compressed air also, just won't put out as much discharge pressure.
Last edited by sammyg2; 08-10-2015 at 02:05 PM..
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