Double Deflection Grille

REF-DDG

Professional double deflection grille for commercial HVAC systems. Features independently adjustable horizontal and vertical blades (VDDG series) for precise air distribution control in supply/exhaust applications. Available in multiple sizes with standard powder-coated (RAL9016/9010) or custom finishes for seamless architectural integration.

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Professional Double Deflection Grille

High-performance HVAC supply grille with adjustable horizontal and vertical blades for precise air distribution

Advanced Air Distribution Technology

Our professional double deflection grille is engineered for precise airflow control in commercial and industrial HVAC systems. This high-performance hvac supply grille features independently adjustable horizontal and vertical blades, allowing for optimal air diffusion and distribution patterns.

2-Way Adjustable

Blade Control

Multiple Sizes

REF-DDG Series

Custom Finishes

RAL Colors Available

Key Advantages of Double Deflection Grille

Our double deflection grille provides superior air distribution control, making it ideal for commercial HVAC systems requiring precise airflow management.

Precise Air Control: Independently adjustable horizontal and vertical blades for optimal air distribution

High Airflow Performance: Engineered for efficient air supply with minimal resistance

Durable Construction: Manufactured from high-quality materials for long service life

Flexible Mounting: Standard screw fixing with optional concealed clip installation

Professional Aesthetics: Clean design suitable for commercial and institutional applications

Compatible Accessories: Designed to work with dampers and plenum boxes for complete HVAC solutions

Core Features

Dual Adjustment System

Independent horizontal and vertical blade adjustment allows precise control of airflow direction and diffusion patterns for optimal hvac supply grille performance.

Professional Finishing

Standard white powder coating in RAL9016 or RAL9010. Custom colors and anodized finishes available for architectural integration.

Accessory Compatibility

Designed to integrate with dampers and plenum boxes for complete double deflection grille system solutions.

Flexible Installation

Standard screw fixing with optional concealed clip installation for clean, professional appearance in commercial settings.

Commercial Grade Materials

Manufactured from durable materials suitable for commercial and institutional HVAC applications with long service life.

Engineered Airflow

Optimized blade design for efficient air distribution with minimal pressure drop, reducing energy consumption in HVAC systems.

Installation & Accessories

Mounting Options

Standard: Screw Fixing

Optional: Concealed Clip Fixing

Standard Accessories

Damper & Plenum Box

Compatible with standard HVAC accessories

Finishing Options

RAL9016, RAL9010

Custom colors & anodized available

Why Choose Our Double Deflection Grille

Precise dual-direction airflow control for optimal hvac supply grille performance

Commercial-grade construction for durability in demanding applications

Flexible mounting options including concealed clip installation

Multiple finish options to match architectural requirements

Compatible with standard HVAC accessories for system integration

Engineered for efficient airflow with minimal pressure drop

Important Notes

Our double deflection grille products are designed for commercial HVAC applications.
All hvac supply grills are manufactured to industry standards for performance and durability.
Custom sizes and finishes available upon request. Contact our technical team for project-specific requirements.

Double Deflection Grille Support

Professional technical support, specifications, and FAQs for high-performance HVAC supply grille systems with adjustable airflow control

Professional Double Deflection Grille Solutions

Our double deflection grille systems are engineered for commercial HVAC applications requiring precise air distribution control. These professional-grade hvac supply grills feature independently adjustable horizontal and vertical blades for optimal airflow management in various commercial and institutional settings.

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Dual Blade Adjustment

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Commercial Grade

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Custom Finishes

Key Application Areas:

Office buildings and commercial spaces

Healthcare facilities and hospitals

Educational institutions and universities

Hotels and hospitality venues

Retail stores and shopping centers

Frequently Asked Questions about Double Deflection Grilles

What are the advantages of double deflection grilles over single deflection models?

Double deflection grilles offer superior air distribution control compared to single deflection models:

Precise Airflow Control

Independent horizontal and vertical blade adjustment for optimal air direction

Improved Air Diffusion

Better mixing of supply air with room air for consistent temperature distribution

Reduced Draft Issues

Minimizes cold drafts in occupied zones by controlling both airflow direction and spread

Commercial Applications:

Our double deflection grille systems are specifically designed for commercial HVAC applications where precise air distribution is critical for occupant comfort and energy efficiency.

What types of finishes are available for your hvac supply grills?

Our hvac supply grills offer multiple finishing options to match architectural requirements:

Finish Type	Standard Colors	Durability	Applications
Powder Coating	RAL9016, RAL9010	High resistance to scratches and corrosion	Standard commercial installations
Custom Colors	Any RAL color match	High-quality finish matching specifications	Architectural projects with specific color requirements
Anodized	Clear, bronze, black	Exceptional corrosion resistance	High-humidity or coastal environments

Customization Options:

We offer custom powder coating in any RAL color for seamless integration with your architectural design. Anodized finishes provide enhanced durability for challenging environments.

How do I select the right double deflection grille for my project?

Selecting the right double deflection grille involves considering several key factors:

Key Selection Criteria:

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Airflow requirements (CFM) and velocity

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Available mounting space and dimensions

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Aesthetic requirements and finish specifications

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Installation method (screw or concealed clip)

Technical Considerations:

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Required noise criteria (NC) levels

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Static pressure conditions

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Compatibility with dampers and plenum boxes

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Environmental conditions (humidity, temperature)

Professional Support:

Our technical team can help you select the optimal hvac supply grille for your specific application. Contact us with your project requirements for personalized recommendations.

What accessories are available for your double deflection grilles?

Our double deflection grille systems are designed to work with a range of accessories for complete HVAC solutions:

Volume Control Dampers

Manual or automatic dampers for precise airflow regulation

Plenum Boxes

Custom-sized plenum boxes for optimal air distribution

Mounting Hardware

Complete mounting kits for both standard and concealed installations

System Integration:

All our double deflection grille accessories are designed for seamless integration with standard HVAC systems. We provide complete technical documentation for proper installation and operation of your hvac supply grille system.

Technical Support for Double Deflection Grilles

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Technical Inquiries

sharon.pan@refria.com

Contact us for technical specifications, project consultation, or installation guidance

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Response Time

Within 24 hours

(1 business day) for technical inquiries

Project Information Required:

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Project type and application requirements

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Required dimensions and quantity of double deflection grille units

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Finish specifications (color, coating type)

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Mounting requirements and installation method

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Required accessories (dampers, plenum boxes)

Important Notes

All double deflection grille products are manufactured to commercial HVAC standards.
Custom sizes and finishes available upon request. Lead times may vary based on specifications.
For project-specific requirements and technical consultation for hvac supply grills, please contact our technical support team.