8" x 8" Ceiling Diffuser w/ 2-way Grille

The RectorSeal 81912 Ceiling Diffuser with 2-Way Grill delivers efficient air distribution and a clean, professional finish for ceiling-mounted HVAC systems.

Engineered for reliability and ease of installation, the RectorSeal 81912 Ceiling Diffuser provides effective two-way air distribution in both residential and commercial environments. With its durable steel construction and precision-engineered grille design, this 8 x 8-inch diffuser ensures balanced airflow, quiet operation, and a refined appearance that integrates seamlessly with ceiling systems. It is ideal for use with mini-split systems, supply ducts, and general air distribution applications.

• Model number 81912 identifies the RectorSeal Ceiling Diffuser featuring a 2-way directional grille and an 8 x 8 inch face dimension.
• Designed to provide even, efficient air distribution with adjustable two-way airflow pattern.
• Ideal for residential, commercial, or light industrial HVAC systems.

Technical Data & Performance

• Product Type: Ceiling Diffuser with 2-Way Grill.
• Brand: RectorSeal.
• Size: 8 x 8 inches nominal face dimension.
• Air Pattern: 2-way directional – provides controlled air discharge in two perpendicular directions.
• Construction: Stamped steel for strength, durability, and dimensional stability.
• Finish: Powder-coated white – corrosion-resistant and designed to blend with standard ceiling finishes.
• Mounting Type: Ceiling surface mount; compatible with standard supply duct connections.
• Connection Type: 8-inch duct collar or compatible duct adapter for easy connection to flexible or rigid ductwork.
• Airflow Performance: Engineered for low noise and balanced pressure distribution across outlet openings.
• Function: Delivers supply air into conditioned spaces while maintaining proper room air circulation.
• Application: Suitable for mini-split ceiling kits, supply diffusers, and air handling systems.
• Material Thickness: 18–20 gauge steel (typical) for rigidity and vibration resistance.
• Louvers: Fixed 2-way pattern blades for controlled directional airflow.
• Core Type: Removable face or integral grille depending on installation configuration.
• Air Volume Range: Varies by system; compatible with low to medium airflow HVAC applications.
• Pressure Rating: Up to 1.0 in. w.g. static pressure capability for most ducted systems.
• Temperature Range: Designed for ambient air applications from 40°F to 140°F (4°C–60°C).
• Installation: Quick and secure installation using standard hardware or suspension support.
• Maintenance: Low maintenance; clean periodically with mild soap and water.
• Corrosion Resistance: Electrostatically applied powder coat resists rust and surface degradation.
• Compliance: Meets ASHRAE and SMACNA standards for air distribution components.
• Dimensions (Nominal): Face – 8" x 8"; Collar – 8" round (typical).
• Weight: Lightweight construction for easy handling and installation.
• Packaging: Supplied as a complete ceiling diffuser assembly ready for installation.
• Warranty: Covered by RectorSeal’s Limited Manufacturer’s Warranty for product quality and performance.