8mm GI Carriage Bolt Nuts

Carriage Bolt & Nut for HVAC Ducting

Carriage Bolt & Nut sets are used for securely fastening duct flanges, corner cleats, and structural duct components in HVAC duct installations. The square neck beneath the rounded bolt head prevents the bolt from rotating during tightening, allowing for quick and reliable assembly. Manufactured from high-quality steel with corrosion-resistant finishes, they provide strong, vibration-resistant joints suitable for commercial and industrial HVAC systems.

Applications:

• Joining TDF/TDC duct flanges
• Fixing corner cleats and duct frames
• Securing duct supports and accessories
• HVAC duct fabrication and installation
• Commercial and industrial ventilation systems

Key Benefits:

• Easy one-person installation
• Strong and secure fastening
• Corrosion-resistant finish for longer life
• Prevents bolt rotation during tightening
• Suitable for heavy-duty HVAC applications