Elgen J Flange

Description

The Elgen J Flange is a roll-formed duct flange system designed to provide both external duct reinforcement and a secure joining method between two same-size duct sections. Made from 20-gauge galvanized steel and pre-applied with butyl sealant in the pocket, this flange ensures energy-efficient sealing and meets NFPA Class 1 standards. It is suitable for use in commercial and industrial HVAC systems and is tested to meet SMACNA Class “J” transverse joint standards.

Specifications

Material: 20 GA galvanized steel; optional Stainless Steel 304/316, Aluminum, PCD, Galvanneal (Paint Grip), Agion (Antimicrobial Coating)
Density: Not specified
Compressive Strength: Not applicable
Service Temperature Range: Not specified
Thermal Conductivity: Not applicable
Water Vapor Permeability: Not applicable
Standard Sizes: Available in 10′ (750 ft/bundle) and 20′ (1,500 ft/bundle) lengths

Features

Dual Function: Provides external duct reinforcement and joint connection
Pre-Applied Sealant: Butyl seal in flange pocket for energy-efficient sealing
NFPA Class 1 Rated: Sealing materials meet NFPA 90A & 90B Class 1 requirements
Tested Performance: Comparable to SMACNA Class “J” and “H” transverse joints
Patent Protected: U.S. Patent 9,212,770; Canadian Patent 2,638,806; U.S. Patent Pending
Union Made: Yellow Label certified

Certifications & Compliance

SMACNA: Tested to SMACNA Class “J” transverse joint standards
NFPA: Meets NFPA 90A & 90B Class 1 sealing material requirements
Manufacturing Guarantee: Backed by Elgen Manufacturing against defective materials