4" Spring Hinge – Self-Closing & Adjustable Tension – Residential Use This 4 inch spring hinge is designed to automatically close your door, helping prevent garage fumes and unwanted air from entering your home. Spring hinges — also known as self-closing hinges or adjustable hinges — are required in many states for the door between the garage and living space. The built-in adjustable tension spring allows you to control closing force while maintaining smooth, reliable operation. Constructed from high-quality durable steel, this 4" self-closing hinge is ideal for residential interior doors that require dependable automatic closing. If you need a different size or configuration, explore our complete selection of Spring Hinges. Why Choose This 4" Spring Hinge? Self-closing design helps meet garage-to-home building code requirements Adjustable tension lets you fine-tune closing speed and force Heavy-duty 2.5mm steel construction for long-lasting durability Designed for thicker residential doors Available in multiple finishes to match your hardware Product Specifications Size: 4" x 4" Material: High Quality Durable Steel Gauge: 2.5 MM Door Thickness: 1 3/4" (standard residential exterior door thickness) Adjustable Tension Spring Residential Use Includes Matching Screws & Hex Wrench Sold As: 2 Pack (1 Pair) - What is a pair? Available Finishes Satin NickelOil Rubbed BronzeStainless SteelBright BrassPolished ChromeZinc DichromateSatin BrassSatin ChromeAntique NickelMatte BlackWhite PrimeAntique Brass Installation & Support How to Adjust a Spring Hinge - See Video Below Installation Instructions Need help confirming fit before ordering? Contact our hardware specialists — we’re happy to make sure you get the right hinge the first time. Don't forget to purchase some extra long hinge wood screws if you are replacing your old hinges. These are specifically manufactured to help align your doors and insure that the hinges will hold in place. These are available in a #10 x 2 1/2" which is a perfect match for these residential spring hinges.