CSST Gas Line Bonding Diagram

CSST (Corrugated Stainless Steel Tubing) gas lines require proper bonding to prevent damage from electrical surges. Bonding connects the CSST system to the home's grounding system using a dedicated bonding clamp and conductor, typically sized according to local codes.

CSST Bonding Requirements

  • Bonding conductor must be minimum 6 AWG copper
  • Connect to rigid gas piping or CSST fitting closest to entry point
  • Must comply with manufacturer specifications and local codes
  • Grounding electrode conductor can serve as bonding conductor

CSST Bonding Methods

Method Installation Location Conductor Size
Bonding Clamp CSST fitting or rigid pipe 6 AWG copper minimum
Split-Bolt Connector Grounding electrode conductor 6 AWG copper minimum
Direct Connection Main electrical panel 6 AWG copper minimum

CSST Bonding Diagram Components

  1. Bonding clamp attached to CSST fitting
  2. 6 AWG bonding conductor
  3. Connection to grounding electrode system
  4. Accessible bonding point for inspection

Common CSST Bonding Mistakes

  • Using undersized bonding conductor
  • Improper clamp installation
  • Bonding at multiple points
  • Failure to bond CSST systems