36"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 37.25"W x 7.25"H] Color_Brown Performance – High diffusion induction

Performance – High diffusion induction rates result in rapid temperature and velocity equalization of the mixed air mass well above the zone of occupancy

this thermostat guard is compatible with most standard thermostat models

Multi-shutter damper with easy lever for precise airflow control

Most common access door

This Will Create A Cycle Of In And Out Air FLow

36"W X 6"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 37.25"W x 7.25"H] Color_Brown Performance – High diffusion induction+ Product Details Size 36"W X 6"H is (for duct opening measurement only); actual front end outer dimensions are 37. 25" Width X 7. 25" Height. Design Designed for concealed, flush placement on your wall with a 3 8 inch space between louvers, this linear grille comes with an installation frame and clips for easy hook in assembly, ensuring a refined and seamless look. High Quality Aluminum The premium durable aluminum will never rust and it will never