4" X 2-1/2" Straight FDC GRV NST Brass Connection
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The 4" x 2-1/2" Straight Fire Department Connection (FDC) provides a secure, external tie-in point for emergency responders to supplement water flow into commercial fire sprinkler and standpipe systems. Designed with a straight orientation, this component installs directly into the fire protection piping network to optimize emergency response times and features an integrated single clapper mechanism that prevents internal system backflow, protecting potable water supplies and maintaining the overall integrity of the fire suppression assembly.
Engineered to satisfy stringent life-safety demands, this assembly complies with core NFPA standards governing fire department connections. Its formal UL/ULC Listing and FM Approval ensure full adherence to municipal building codes and insurance underwriting requirements, confirming its reliability for critical commercial and industrial installations.
- Solid Brass Construction: Heavy-duty brass body delivers exceptional corrosion resistance and longevity in harsh, demanding environmental conditions.
- Grooved Inlet & NST Swivel Outlets: Incorporates a 4" grooved inlet and 2-1/2" NST swivel connections to enable fast, secure hose attachment during emergency operations.
- Single Clapper Design: Built-in internal clapper mechanism blocks reverse water flow, preventing system contamination.
- Straight Configuration: Streamlined straight body profile simplifies layout integration and reduces installation time on standard commercial fire lines.
| Technical Specification | Details |
|---|---|
| Manufacturer / Brand | Fire Protection Products Inc |
| Model / Series Number / SIN | 4" X 2-1/2" Straight FDC |
| Connection / Thread Size & Type | 4" Grooved Inlet x 2-1/2" NST Swivel Outlet |
| Pressure Rating (WWP) | N/A |
| K-Factor | N/A |
| Temperature Rating / Response Type | N/A |
| Material / Body Construction | Solid Brass |
| Agency Listings & Approvals | UL Listed, ULC Listed, FM Approved |
| Applicable NFPA Standards | NFPA Compliant |
Contractors and facility managers must verify local Authority Having Jurisdiction (AHJ) mandates regarding FDC placement, thread types, and height requirements prior to installation. Always consult the manufacturer's engineering drawings and technical data sheets for complete installation guidelines.
Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)
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