Standard Duty Rigid Coupling
FM-approved standard duty rigid grooved coupling for fire protection piping grid assembly.
Precision Inside Out
Rigid Joint
No angular or linear movement at the joint
Ductile Iron Housing
ASTM A536 grade high-strength construction
EPDM / NBR Gasket
Gasket options for water and chemical service
FM / UL Listed
Globally certified for fire protection use
Size Range 25–300mm
Covers standard fire main pipe sizes
Rapid Installation
Bolt-together assembly without welding
Rigid Grooved Connection
DTPL rigid couplings provide a solid, vibration-resistant connection for fire protection grids, eliminating welding and reducing installation time significantly.
Designed for mission-critical reliability, the Standard Duty Rigid Coupling (Ref: DTL-2FAF33) incorporates advanced industrial engineering to ensure seamless integration into your safety infrastructure. Our focus remains on high-tolerance manufacturing and rigorous quality control, providing a solution that exceeds international standards for performance and durability.
Engineering Core
Built for the most demanding
industrial environments.
System Analysis Mode
Technical Consultation.
Safe Facilities.
Connect with our systems integration team for a baseline hydraulic audit of your facility.
* Technical audits are subject to regional facility accessibility.
Full Technical Specifications
Housing Material
Ductile Iron ASTM A536 Gr 65-45-12
Size Range
25mm to 300mm
Gasket Material
EPDM / NBR / Silicone
Pressure Rating
300 PSI (20.7 Bar)
