Stay safe out in the field!
We are happy to include free hand sanitizer with all
Smoke Blower orders

We are Open for Business!

Sewer Plugs & Accessories

Cherne pipe plugs are ideal for blocking lines while smoke testing and are the preferred pipe plug of Superior Signal Company. Cherne pipe plugs have been the professional contractor's choice for over 50 years, and remain the most trusted in the industry. Designed to work with a variety of systems from residential plumbing to municipal storm and sanitary sewer pipe, there is something for every application, and any budget. Cherne Plugs do it all—and Superior Signal offers a broad selection of these products to assist in smoke testing and related jobs. All DELUXE Kits include a 5% Discount!