866-761-5239 Available 24/7 Home About Industries Products Heat Exchangers Services Request a Quote Terms & Conditions Contact Chemical Processing & Refineries Chemical Plants and Refineries utilize a complex series of processes, from heating, cooling and condensing to evaporation and separation. Reliable heat exchange technology is essential to enable critical processes to be completed safely and efficiently. NATIONAL HEAT EXCHANGE is equipped to service any exchanger no longer meeting these high standards. Why choose NHE? We service all types of Chemical Processing and Refinery Facilities! Badged On-site Workers Available 24/7 On-site or In-house Service Available Dedicated Trucking Service Patented Methods and Products Expert Staff Fast Turn-Around From Air Fin Coolers, Shell & Tube and Plate & Frame Exchangers to Desubliminators and Air Dryers, NHE has the right method, the right crew, and the right equipment for the job; 24 hours a day, 7 days a week. CONTACT US Name First Last Company Email Phone How did you hear about us? Please Select Google Tradeshow Past Customer Linkedin Constant Contact Other Messsage THE CHOICE IS CLEAR… WHEN YOU WANT IT CLEAN, THINK... NHE! MISSION STATEMENT Restoring heat transfer is our business. Quality service is our product. Excellence is our minimum standard. Making our part of your outage worry free is our way of life. Privacy Policy LOCATION National Heat Exchange, 8397 Southern Boulevard, Youngstown, Ohio 44512 USA © Copyright 2018 National Heat Exchange. All rights reserved. Site Design We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it. OkPrivacy policy

866-761-5239 Available 24/7 Home About Industries Products Heat Exchangers Services Request a Quote Terms & Conditions Contact Hard-Poly Darts Hard-Poly Dart Available sizes: 5/8″ – 1 1/4″ OD Propulsion Method: Water gun with booster pump at 350 PSI minimum Unique Features: Three spring-loaded, custom cut blades Patented 3 pressure chamber design Application Removes mud, slime, large obstructions, light scale and manganese deposits Ideal for application where metal is prohibited Benefits Pressurized contact optimizes fouling removal Assures a sharp cutting edge and the proper it for every tube size Three pressure zones provide ample propulsion for removing deposits and obstructions DOWNLOAD PDF CONTACT US Name First Last Company Email Phone How did you hear about us? Please Select Google Tradeshow Past Customer Linkedin Constant Contact Other Messsage THE CHOICE IS CLEAR… WHEN YOU WANT IT CLEAN, THINK... NHE! MISSION STATEMENT Restoring heat transfer is our business. Quality service is our product. Excellence is our minimum standard. Making our part of your outage worry free is our way of life. Privacy Policy LOCATION National Heat Exchange, 8397 Southern Boulevard, Youngstown, Ohio 44512 USA © Copyright 2018 National Heat Exchange. All rights reserved. Site Design