COMPATIBLE WITH 9 X 4 INCH DUCTS: Designed for HVAC ducting the same size as 9.05" x 3.94" inches or smaller. Exterior dimensions are 9.84" x 4.72" Inches. Screw hole spacing is 9.45" x 4.33" Inches. Pre-drilled screw hole diameter: 0.17" Inch. Mesh Cell Size: 0.39" x 0.39" Inches HEAVY-DUTY STEEL: Crafted from durable galvanized steel, this vent sieve offers exceptional resilience against rust and corrosion, ensuring long-lasting performance in even the harshest environments. IMPROVED AIR CIRCULATION: The air vent cover is designed to optimize air circulation, the precision-engineered mesh provides protection against blockage of ventilation, helping to regulate humidity levels. HASSLE-FREE INSTALLATION: With pre-drilled mounting holes and a straightforward design, this vent grid allows for quick and easy installation, saving you time and effort on setup and maintenance. Return air vent cover suitable for indoor and outdoor use. FOR HOME IMPROVEMENT: Featuring a clean uncouted galvanized steel finish, this vent grid not only enhances the aesthetic appeal of your ventilation system but also blends seamlessly in any place in your house, office or place where it need to be installed. For kitchen, bathroom, garage, shed use. Grilles, protection grids and diffusers are the integral elements of a ventilation system. Operation of the ventilation system as a whole depends upon the correct choice of these components to control the movement of air in and out of the premise. A wide range of products and modern functional design of the grilles made by Repa Market enable finding an optimal solution for any interior. The use of quality raw material provides durability of products operating inside and outside the premises. With the current rapidly growing focus on quality of life and comfort requirements in residential and working premises, the importance of ventilation is more significant than ever. Even in the well designed and maintained building, a person can be uncomfortable if the system for air exchange is not working or is functioning incorrectly. In premises where the air is always fresh, people feel more active, relaxed, healthy, and have good appearance and capacity for work. Installation of a ventilation system is liable engineering and technical task. Our health depends upon the operation of ventilation system and its components. That is why the choice of ventilation equipment is primary for quality, reliability and environment friendly conditions. “Repa Market” is a young developing company which offers quality, reliable and functional products, interesting designer solutions, wide opportunities of choice and beneficial terms of cooperation. The strategic aim of Repa Market is to meet continuously growing consumer demand in quality products. The results of detailed marketing research underlie design and construction of various new developments. Quality materials, modern production equipment, the experience and knowledge of qualified specialists provide highly efficient, aesthetic, reliable and environmentally friendly products.