American Fittings ER Concretetight Rigid Coupling, Electroplated Zinc Steel, Spec-Grade

American Fittings ER Concretetight Rigid Coupling, Electroplated Zinc Steel, Spec-Grade

American Fittings' ER Concretetight Rigid Coupling is engineered to join lengths of rigid conduit in commercial and industrial electrical systems, and is available in trade sizes 1", 1-1/2", 2", 3", and 4" to cover a wide range of installation needs. Built from electroplated zinc steel, this industrial/specification-grade coupling delivers the corrosion resistance and mechanical strength required for demanding conduit runs, including installations where the coupling will be encased directly in concrete.

Key Features

• Trade Size Range: Available in 1", 1-1/2", 2", 3", and 4" trade sizes to match a broad range of rigid conduit systems.
• Durable Construction: Electroplated zinc steel construction provides long-term corrosion resistance in commercial and industrial environments.
• Concretetight Design: Concretetight construction helps prevent concrete infiltration during pours, supporting reliable performance in direct-to-concrete conduit installations.
• Industrial/Specification Grade: Manufactured to industrial/specification-grade standards for demanding commercial and industrial electrical projects.
• Conduit Coupling Function: Designed to join two lengths of rigid conduit in a straight run, maintaining a continuous raceway for conductors.

Technical Specifications

• Product Type: Conduit Coupling
• Material: Electroplated Zinc Steel
• Trade Sizes: 1", 1-1/2", 2", 3", 4"
• Grade: Industrial/Specification Grade
• Design: Concretetight

Typical Applications

• Rigid Conduit Systems in Commercial and Industrial Facilities
• Direct-to-Concrete and Underground Conduit Installations
• New Construction and Renovation Electrical Projects
• Panelboard, Feeder, and Branch-Circuit Raceway Runs

Why American Fittings?

American Fittings builds its ER Concretetight Rigid Coupling from electroplated zinc steel to withstand the rigors of industrial and commercial job sites, with a concretetight design engineered specifically for direct concrete encasement. As an industrial/specification-grade product, it's manufactured to meet the demands of professional electricians who need dependable, code-compliant rigid conduit connections across the full 1" to 4" trade size range.