Looking for an enduring, rugged product that is effective on almost any type of pipes? Oatey offers you this 262064 6" Muni-Ball Test Plug that is excellent for installation and repair on residential and commercial piping system. Featuring a durable natural rubber construction known to have a higher resistance to abrasion, wear, and water, the plug includes a removable threaded valve that can be replaced with your choice of quick disconnect fittings. It is also recommended for used in maintaining municipal infrastructures, including sanitary and storm sewer pipe systems. This Single-Size test plug is available in 8", 10", 12" and 15" sizes and includes a two-port plug for easy use in sewer air test. Oatey takes pride in providing their customers with quality products that are dependable and applicable for all of those who use them and are proudly sold here on PlumbersStock.com.