3/4" x 7' Hydronic Element for Lo-Trim Baseboard

Argo Lo-Trim II Hydronic Heating Element – 7 Ft. Fin-Tube Assembly

The Argo 55LT27-E-7 is a 7-foot hydronic baseboard heating element designed for use with Lo-Trim II enclosures. This unit integrates a precision-formed 3/4-inch copper tube with mechanically bonded aluminum fins, housed in a galvanized steel support bracket assembly. It is engineered for quiet operation and consistent heat output in closed-loop hot water heating systems.

Product Overview

Ideal for residential perimeter applications, the Lo-Trim II fin-tube assembly offers efficient convective performance in a compact, low-profile format. Its aluminum fin structure maximizes surface area for effective heat transfer, while the galvanized steel spine ensures structural support during installation and use.

Construction Features

• Fin Material: Mechanically crimped aluminum fins for optimal thermal conductivity
• Tube: 3/4-inch CTS seamless copper tubing
• Carrier: Galvanized steel element bracket with integral mounting cradles
• Coating: Factory-applied white powder coat on steel components

Performance Characteristics

• Nominal Length: 84 inches (7 feet)
• Tube Size: 3/4-inch copper (CTS)
• Recommended System Type: Closed-loop hydronic
• Installation Orientation: Horizontal, floor-level inside approved Lo-Trim II enclosures
• Country of Origin: Domestic (USA)

Installation Guidelines

This element is designed for use with Argo Lo-Trim II enclosures and accessories. During installation, proper alignment, clearance, and slope toward the return piping must be maintained to ensure air removal and hydraulic balance. Secure all carrier brackets to wall framing as per system layout. The unit is field-trimmable when cut within manufacturer-specified tolerances.

Application Scope

• Residential baseboard heating installations
• Zone-specific perimeter loop designs
• New construction or retrofit projects using Argo Lo-Trim II series enclosures