Alpha Coupling

Distributed by Romac Industries, Inc.
Brand: ROMAC ALPHA Two-Bolt, Wide Range Restraint Coupling

One piece, stab-fit installation. Wide range covers DI through IPS PVC pipe diameters without having to change components. Cast components are high strength ductile iron. Working pressure: up to 350 PSI. Accommodates 8 degrees of deflection. (4 degrees on each side). Alpha is approved for use on: 1. Ductile iron 2. Cast iron (Classes A&B) 3. PVC IPS size (Sch 40, Sch 80 and SDR 21) 4. PVC C900 and C909. Installation time is a fraction of other restraint methods.

Example: 6" Coupling plus restraint system:
*35 Min. to install.
*33 parts to assemble.
*5 coupling bolts to torque.
*4 Clamping bolts to torque.
*2 Gaskets to seat. ALPHA:
**1 PIECE (stab-fit).

In one word: Revolutionary!!

Utility Works | Waterworks

Certifications: PMC - Accepted for Use City of Hamilton Approved Products List

Prequalification Lists: 
City of Hamilton - 1.04.04 - In-Chamber Watermain Pipe Couplings (PDF)
  • Ontario Provincial Standards
    • OPSS 441 - Watermain Installation in Open Cut
  • ASTM International
  • Other Standards
    • AWWA C213-07 - Fusion-Bonded Epoxy Coating for the Interior and Exterior of Steel Water Pipelines
    • NSF/ANSI 61-2012 - Drinking Water System Components - Health Effects