The AG20 Series features extruded solid recycled aluminum bars with weld-lock construction for maximum durability. Designed for custom heating and ventilation, these 'drop-in' bar grilles are easy to install and ideal for HVAC applications in residential and commercial locations. Whether your supply/return air vent grille needs are for new construction, traditional renovation or a period restoration, the AG20 Series provides optimal air flow with fixed blades, and is beautifully constructed…