Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA)
Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA) - Image 2
Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA) - Image 3
Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA) - Image 4
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Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA)

Aluminum Fixed Core Eggcrate Grille with Neck Adaptor, Butterfly Damper and Fixing Clips (ECG-FCNA)

HVAC Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA)

The ECG-FCNA is a fixed core eggcrate return air grille supplied with an integrated neck adaptor, butterfly damper, and fixing clips for easy duct connection, airflow control, and fast installation.

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Product Description

The Fixed Core Eggcrate Grille with Neck Adaptor (ECG-FCNA) is a complete return air grille assembly designed for HVAC ceiling and wall applications. It features a fixed eggcrate core, an integrated neck adaptor for duct connection, butterfly damper blades for airflow balancing, and fixing clips for easy installation.

This model provides a practical all-in-one solution for return air transfer, combining high free area, simple duct connection, and convenient installation in one unit.

Key Features

  • Fixed eggcrate core for durable and maintenance-free operation
  • Neck adaptor for direct connection to round or square duct openings
  • Butterfly damper blades for airflow regulation
  • Fixing clips for fast and secure installation
  • High free area with low pressure drop
  • Lightweight, corrosion-resistant aluminum construction
  • Clean appearance for commercial and residential ceiling applications

Structure

  • Frame: Extruded aluminum frame
  • Core: Fixed eggcrate core
  • Neck Adaptor: Integrated rear neck for duct connection
  • Damper: Butterfly blade damper fitted in the neck
  • Fixing Method: Spring fixing clips / metal clips
  • Finish: Powder coated or customized

Applications

  • HVAC return air systems
  • Ceiling return air openings
  • Wall return air openings
  • Commercial ventilation systems
  • Office buildings
  • Retail spaces
  • Hotels
  • Residential air distribution systems

Technical Specifications

  • Material: Aluminum
  • Core Type: Fixed eggcrate core
  • Neck Type: Rear neck adaptor
  • Damper Type: Butterfly damper blades
  • Accessories: Fixing clips included
  • Shape: Square / Rectangular / Round neck optional
  • Finish: White powder coating standard
  • Installation: Ceiling or wall mounted
  • Size: Standard and custom sizes available

Product Advantages

Compared with a standard fixed core eggcrate grille, the ECG-FCNA version offers easier duct connection and better installation efficiency due to its integrated neck adaptor and fixing clips.

The built-in butterfly damper also allows basic airflow balancing without the need for additional accessories.

This makes it an ideal choice for projects requiring a compact, ready-to-install return air grille assembly.

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