July 29, 2020 Cherne Launches Mechanical Cleanout Plugs to Simplify High-Pressure DWV Testing with No Tools Required By m27ry Press Releases 0 CommentsCLEVELAND, JULY 29, 2020 — Cherne®, a part of the Oatey family of brands, today announced the launch of its Mechanical Cleanout Plugs, whose durable, effective and easy-to-use features make it simple to test a DWV system. (more…)