Selkirk 4-in x 5-ft Galvanized Steel Gas Vent Pipe with Aluminum Inner Liner, UL Listed, 150 PSI, 400F Max Temp PPG1006-4 The piston flow control device

The piston flow control device can bump your system’s efficiency levels up significantly

stay connected and efficient

used for repairing and topping damaged horizontal concrete surfaces less than 2-in thick

Holds 50 feet of 1/4 inch or 5/16 inch or 35 feet of 3/8 inch flexicore cable

Selkirk 4-in x 5-ft Galvanized Steel Gas Vent Pipe with Aluminum Inner Liner, UL Listed, 150 PSI, 400F Max Temp PPG1006-4 The piston flow control deviceDesignated for use on approved gas appliances, the 4 in. x 60 in. round type B gas vent pipe is ideal for residential, light commercial and industrial applications. The exclusive lock tab feature adds versatility to installation. An improved joint design provides for a rapid and secure connection in seconds, the use of our lock tab feature gives installers the option of engaging this tab instead of using sheet metal screws Size refers to the inside