Designed for 3-1/2" Cleanout Openings Made to fit standard 3-1/2 inch drain cleanout access points, helping seal pipes during maintenance or temporary shut-off.
❌ NOT FOR 3" OR 3-1/4" OPENINGS — This plug is strictly designed for 3-1/2" Nominal Cleanout Openings (Actual rubber diameter is 3.44"). Please measure your pipe inner diameter carefully before buying to avoid return hassle!
2 Pack for Added Convenience Includes two plugs, allowing use in multiple locations or keeping one as a backup.
Simple Mechanical Expansion Design Tighten the top bolt to expand the rubber for a secure fit, and loosen it for easy removal when access is needed.
Reusable and Easy to Handle Built for repeated use, making it suitable for regular plumbing maintenance and inspections.
Helps Reduce Odor and Limit Unwanted Flow Creates a tight seal to help minimize sewer gas odors and limit unwanted water movement.