PRECISE MEASUREMENTS: Suitable for vent holes that are the same size as Ø3.94" or smaller. Overall grate dimensions: Ø5.16". Screw hole spacing is Ø4.33". For room exhaust and intake ventilation use. DURABLE & QUALITY MATERIAL: The louver toe kick vent cover is made of galvanized steel and coated with a durable epoxy finish for long-lasting performance. NO SCREWS INCLUDED. BUILT-IN PROTECTION SCREEN: The installed nylon mesh in the register vent cover protects the ventilation duct against dust and debris. The air return grill is resistant to weather conditions, ensuring reliable outdoor performance. EASY INSTALLATION: The HVAC vent is available for wall mounting or ceiling mounting in a round duct hole. For interior or exterior use. Crawl space vent cover for cold air return, heating ventilation and air circulation. AIR VENT COVERS FOR HOME IMPROVEMENT: Vent Systems products are made to be used for house improvement, office improvement. They are portable, crafted with great workmanship, and built to last. The louvered vent is ideal as a kitchen, bathroom, shed, mobile home or garage vent. The soffit vent is suitable as an ac vent cover, home hvac vent or heating vent. Vent systems works with manufacturers, markets and distributes products and system solutions for simplified construction and improved indoor climate. // The products are characterised by their quality, ease of assembly and consideration towards the environment. // We simplify construction // At Vent Systems, we simplify construction because it is in human nature to build. By simplifying in every stage, we make it easier to install seamlessly. We develop products with people in mind. We offer solutions that meet the demands for comfort, simplicity and aesthetics. // We are driven by a strong passion and desire to continuously offer improvements. // Partly for all the customers and partners who use our products and solutions, but also for the people who live and work in buildings that uses our products. We simplify construction and help to create a healthy indoor climate. // Ideal for all tumble dryer vent pipes / hoses, bathroom extractors & vents, air conditioning and heating units, kitchen vents & fans, all home wall and ceiling vents, heat transfer and ventilation systems, gas & electric dryers, cooker hood extractors, as well as a wide variety of industrial uses.