18"W X 18"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 19.75"H] Return Grille this grille is a testament

this grille is a testament to high standard craftsmanship

Insulation density is 30kgs/cbm = 0

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

Red Oak Wood – A true decour upgrade to you HVAC application - adds a touch of warmth & softness to the room

/* more readable bullets */ } /* LINK STYLING (PDF) */ #hvac-product-accordion a { color: #1a73e8

18"W X 18"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 19.75"H] Return Grille this grille is a testament+ Product Details Size 18"w X 18"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 75" width X 19. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just