A return grille is a product designed for extraction of air through drop ceiling panels or vertical walls, whether residential and/or commercial. USE: It can be installed in kitchens, bathrooms, individual bathrooms, meeting rooms, offices, corridors, among others. FOR INSTALLATION: 1. OPEN A HOLLOW OF THE PRODUCT NOMINAL SIZE, ON A WALL OR CEILING. 2. SET THE GRILLE INSIDE THE HOLLOW. 3. ALIGN THE PRODUCT HORIZONTALLY AND VERTICALLY TO MAINTAIN PARALLELISM WITH THE OPENING. 4. TIGHTEN WITH SUPPLIED BOLTS. Today LAMINAIRE has a large product line of grilles, diffusers and dampers for the air conditioning and ventilation applications with the best technical specifications all-aluminum that has allowed us to be leaders in the Colombia market and to reach an important coverage in the American continent and the Caribbean islands. We have successfully entered the construction industry with architectural products, offering bioclimatic solutions, with energy savings, industrial enclosures and special applications for facades. Complementing our product line, we represent and commercialize equipment and accessories brands for air conditioning and ventilation applications. All the brands with the greatest trajectory and international prestige.