6” – 8” Magnum 20(x) Maintenance InstructionsAt Backflow Direct we are committed to making our products as easy to install as possible. We design formost contingencies, but installation may be different based on your regional regulations or system design.We are continually improving our products and instructions – please help us by providing recommendationsas to how we can improve or products or instructions.If you have any difficulties at all, please give us a call. Thank you for purchasing our product!IMPORTANT NOTE: We use Stainless Steel Hardware where possible. Therefore, it is best to have Silver Anti-seize available to use on all non-wetted bolts—only a small amount is needed.WARRANTY INFORMATION: Please visit our website for our official warranty www.backflowdirectwarranty.comREAD INSTRUCTIONS IN FULL BEFORE INSTALLATION.QUESTIONS? CALL 916-760-4524 M-F 8:00 AM – 4:30 PM PSTREV: A | 03/02/2018 | BD-INST-020X