12" x 16" or 16" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 14.5" X 18.5"] Aluminum Adjustable Curved Blade This Thermostat from Bramec will

This Thermostat from Bramec will fit almost any thermostat

providing the flexibility to match specific ventilation requirements or personal comfort levels

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Upgrade your HVAC system with our cutting-edge 360-degree airflow grill

Actual Filter Size – 23 3/4"w x 9 3/4" x 1"

12" x 16" or 16" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 14.5" X 18.5"] Aluminum Adjustable Curved Blade This Thermostat from Bramec will+ Product Details Perfect Fit & Easy Sizing Designed for a 12" x 16" or 16" x 12" duct opening (measured at the opening), with actual outer dimensions of 14. 5" W x 18. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 11. 75" x 15. 75" x 1" Premium Airflow Efficiency High performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan. Durable, Rust Free Aluminum