I need the instruction manual for this unit. There is not one on the Lowe's website under documents. Thanks!

Hello. Thank you for your interest in the Jacuzzi® in-line heater. A copy of the installation manual is included in the box upon purchase, however, if you would like to view a copy of the manual prior to purchase, we will be happy to provide you with this document. Please send an email to consumerassistance@jacuzzi.com with your request or any other questions you may have. We hope to hear from you. Sarah- Jacuzzi® official