FITS STANDARD 7” x 3” OPENINGS – Compatible with most rectangular wall or ceiling ducts that are no bigger than 6.89" x 2.44". Ensures a precise and secure fit for residential or commercial HVAC systems, maintaining smooth airflow and efficient ventilation. SCRATCH RESISTANT METAL CONSTRUCTION – Made from heavy-duty steel with RAL9016 polymer coating that resists corrosion, scratches and deformation. Durable finish provides lasting protection against wear, temperature changes, and everyday use indoors or outdoors. BUILT-IN MESH PROTECTION – Integrated fine mesh helps block dust and debris while supporting steady airflow and maintaining a clean, professional appearance for your ventilation setup. EASY WALL OR CEILING MOUNT – Pre-drilled holes allow fast and secure installation using standard screws. Can be mounted horizontally or vertically to match your HVAC design. (SCREWS NOT INCLUDED) VERSATILE INDOOR & OUTDOOR USE – Ideal for bathrooms, garages, kitchens, or utility areas. Works for air intake or exhaust applications, improving air circulation and preventing buildup of humidity or odors. VENT SYSTEMS is a company with a long tradition and experience. We provide innovative solutions in the field of ventilation of premises. We are constantly striving to develop and deliver even better, more advanced and more efficient technologies that would enable our customers to enjoy healthy fresh air indoors. All products undergo thorough quality control. We also have a professional service and periodic maintenance system for maintaining system reliability for many years. We have created the value of the VENT SYSTEMS brand by putting particular emphasis on: QUALITY OF THE PRODUCT - WIDE RANGE OF PRODUCTS - MEETING THE CUSTOMER'S NEEDS.