Minerallac 67740 1/2" Foam Piston for Conduit Systems

Minerallac 67740 1/2" Foam Piston for Conduit Systems

The Minerallac 67740 is a 1/2" foam conduit piston built for use within electrical conduit runs of matching trade size. Constructed from lightweight foam material, this piston is sized to travel smoothly through 1/2" conduit runs, making it a practical accessory for electricians and contractors working on conduit and raceway installations. The compact foam body is designed to be used along with a pull line or air pressure to move through an installed conduit run, helping installers keep conduit clear and ready for the next stage of wire installation. This foam piston is sized specifically for 1/2" conduit and is well suited for residential, commercial, and industrial electrical projects where 1/2" conduit runs are installed.

Key Features

• Trade Size: Sized for 1/2" conduit, ensuring proper fit and smooth travel through matching 1/2" conduit runs.
• Foam Construction: Made from lightweight foam material that reduces added weight on a pull line while still moving effectively through conduit.
• Piston Design: The cylindrical foam piston shape is built to travel the full length of a conduit run, supporting line-pulling and conduit-clearing tasks.
• Lightweight, Jobsite-Ready Profile: The compact foam design keeps the piston lightweight and easy to handle on the jobsite.
• Consistent Sizing: Matched to 1/2" conduit for reliable fit across 1/2" conduit runs on a project.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Typical Applications

• Conduit and Raceway Systems
• Conduit Line Preparation Prior to Wire Pulling
• Commercial and Industrial Electrical Installations
• New Construction and Conduit Retrofit Projects
• General Conduit Maintenance and Upkeep

Why Minerallac?

Minerallac supplies foam conduit pistons built for the practical, everyday needs of electrical contractors working with 1/2" conduit systems. The lightweight foam construction is designed to move through conduit runs with minimal resistance, helping support efficient, organized jobsite workflows. By choosing Minerallac for conduit preparation tasks, electricians and contractors can keep 1/2" conduit runs clear and ready for the next stage of an electrical installation, backed by the Minerallac name that professionals rely on for conduit and electrical fitting accessories.