O-rings for the pump housing JL 80. The in-line circulation pump of the JL series is designed for pumping non-aggressive media and is used in heating, circulation, air conditioning, etc.systems. You can buy spare parts for JL series pumps by placing an order in our online store using a simple form. If you have any questions, you can call the specified phone numbers or order a callback. The specialists of our online store will provide you with detailed advice and help you make the right choice.