Pumps AccessoriesHome Feedwater Condensate Systems Heat Exchanger Heat Recovery Pumps Contact Us To speak with a sales associate, please call the location nearest you, or request information online. Frank I. Rounds Co. (800) 696-6440 Randolph, MA 02368 65 York Ave. Tel. (781) 963-6440 Fax. (781) 963-2067 “Powerful”, “Reliable”, and “Maintenance-Free” all come to mind when selecting a Wilo pump. If you value top performance and low energy consumption, Wilo’s high-efficiency pumps are the ones for you.