Square Head Solid Plug Cast Iron

The ASC Square Head Solid Plug is engineered to securely seal off unused or unwanted pipe branches within commercial and industrial fire suppression assemblies. This component installs directly into piping networks across wet, dry, pre-action, and deluge sprinkler systems, providing a leak-free barrier that maintains overall system integrity.

Manufactured in strict accordance with applicable NFPA standards for fire protection systems, this cast iron plug satisfies critical regulatory compliance and third-party safety mandates. Its UL Listed and FM Approved certifications ensure reliable performance and adherence to rigorous life safety codes during inspections and high-pressure operational demands.

Key Features & Construction

• Durable Cast Iron: Built from robust cast iron to deliver superior resistance against corrosion and mechanical wear in demanding fire protection environments.
• Square Head Design: Features an external square head configuration that allows for fast, secure tightening and removal using standard wrenches during maintenance.
• System Versatility: Fully compatible across wet, dry, pre-action, and deluge fire sprinkler network architectures.
• Leak-Free Seal: Provides a tight threaded seal to close off idle pipe branches and prevent pressure loss.

Technical Specifications & Compliance Table

Contractors and facility managers must verify all local Authority Having Jurisdiction (AHJ) mandates and consult the manufacturer's official technical documentation prior to piping layout and installation.

Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)