Answer
Feb 21, 2017 - 12:00 AM
Thank you for your inquiry. This item does provide O-rings that you may place at the need heights, the recommended placement of the O-rings are at 9”, 17”, 25”, 35”, AND 46”. I have the item instructions in the link below for your review. Please let us know if you require additional assistance. Thank you again, have a great day!
https://www.storesupply.com/pdfs/1270...
https://www.storesupply.com/pdfs/1270...