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Fire Protection Rigid Lightweight Grooved Coupling Flush Seal

Fire Protection Rigid Lightweight Grooved Coupling Flush Seal

Regular price $21.99 USD
Regular price $24.99 USD Sale price $21.99 USD
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The Fire Protection Rigid Lightweight Grooved Coupling provides a secure, locked-in pipe connection for commercial and industrial fire sprinkler and suppression systems. Designed for rigid steel piping applications, this component installs directly into fire protection assemblies to maintain structural integrity and ensure reliable, timely water delivery during emergency events.

This coupling complies with stringent industry criteria to satisfy NFPA installation requirements for code-compliant fire safety infrastructure. It carries mandatory agency listings and approvals, including UL Listing and FM Approval, verifying its performance and operational readiness under high-pressure conditions.

Key Features & Construction

  • Ductile Iron Body: Manufactured from premium high-strength ductile iron to deliver exceptional durability and long-lasting integrity in suppression systems.
  • Lightweight Rigid Design: Engineered for easier on-site handling that reduces labor time and overall installation costs without sacrificing structural strength.
  • Grooved Flush Connection: Features a precision grooved, flush-fit configuration that establishes leak-resistant joints on rigid steel piping networks.
  • System Versatility: Integrates seamlessly into both new fire protection installations and upgrades or retrofits of existing piping setups.

Technical Specifications & Compliance Table

Manufacturer / Brand SPF / Anvil (ASC Engineered Solutions)
Model / Series Number / SIN C4F Lightweight Rigid Grooved Coupling
Connection / Thread Size & Type Grooved (Available in 1-1/4", 1-1/2", 2", 2-1/2", 3", 4", 6", and 8" sizes)
Material / Body Construction Ductile Iron
Agency Listings & Approvals UL Listed, FM Approved
Applicable NFPA Standards NFPA 13 (Complies with NFPA requirements for fire protection systems)

Verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets before beginning installation.

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

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