One-Lok TM SLC

Manufactured by Sigma Corporation
Brand: One-Lok TM

Mechanical restraint for PVC pipe of 4" to 24" diameter to watermain fittings with break-off bolt and shoulder stop assembly for visual torque installation eliminating costly and time consuming thrust blocks, model SLC.

Drainage and Sewer Works | Storm Sewers, Culverts and Sub-Drains | Pipe Accessories | Joint Restraints
Utility Works | Waterworks | Couplings

Certifications: PMC - Accepted for Use Durham Region Approved Products List Region of Halton Prequalified Products List

Prequalification Lists: 
Regional Municipality of Halton - - Restrainers (PDF)
Regional Municipality of Durham - - Mechanical Restrainers - PVC Pipe (PDF)
  • Ontario Provincial Standards
  • American Society for Testing and Materials
  • Other Standards
    • AWWA C900-07 - Polyvinyl Chloride (PVC) Pressure Pipe, and Fabricated Fittings, 4 in. - 12 in. (100 mm - 300 mm), for Water Transmission and Distribution

Dennis Loughead, Ontario Sales Manager
Sigma Corporation
700 Goldman Drive
Cream Ridge NJ 08514
Cellular: 416-580-7237
Office: 905-738-1234
Fax: 905-660-7832

Steve McDonald, Manager, Special Products Division - North America
Sigma Corporation
8461 Keele Street, Unit 25
Concord ON L4K 1B1
Home: 905-857-6318
Cellular: 416-561-3724
Fax: 905-660-7832