Search query: fire door hinges

Product: KS Hardware Mortise Spring Hinge | Automatic Self Closing Door Hinges with Complete Installation Hardware | 4" X 4" with 5/8" Radius Corners | 2 Pack, Satin Nickel Finish When it comes to door hinges, you cannot sacrifice on quality. You need hinges that can handle the wear and tear of frequent use. That’s where our steel hinges come in. They can handle even the toughest of tasks. We designed them for interior and exterior doors. Our mortise spring hinges are perfect for anyone looking to have their doors close automatically. Each set has been grade A tested to ensure that they’ll work for 1,000,000 closing cycles. They can be installed on any left hand operated or right hand operated door up to 1-3/4 inch thick. Every set includes a hex wrench, tension rods, and wood screws for a quick, easy install. Using the hex key and tension rods you can quickly adjust the tension to meet your needs. Choose from three eye-catching finishes: Satin Nickel and Oil Rubbed Bronze.and matte black Professionals and DIYers put their trust in KS Hardware products because they know we’ll help them get the job properly, efficiently, and without breaking the bank. We never cut corners and only use the finest materials to create all of our tools and home improvement products. You have enough on your plate, the last thing we want you worrying about is if the product you order from us will get the job done. Rest assured knowing that everything we manufacture goes through rigorous rounds of quality control checks to ensure that there are no defects. If it doesn’t meet our lofty standards, it will never be offered to our customers. It’s that simple. MADE FROM HEAVY-DUTY STEEL: These automatic door closer hinges are made from heavy duty steel that's highly resistant to rust and corrosion. These are high-performance hinges that are designed to last.
DOORS WILL CLOSE AUTOMATICALLY: No more forgetting to close doors in your home. This adjustable door hinge set is grade 1 hinge tested for 1,000,000 closing cycles. Includes hex wrench, tension rods, and installation screws.
USE ON EXTERIOR & INTERIOR DOORS: We designed these stainless steel hinges, so you can install them on any left hand operated or right hand operated doors. They’re designed to fit doors that are 1-3/4 inch thick.
A STYLE TO MEET YOUR NEEDS: Our 4" x 4" mortise spring hinges with 5/8" radius corners are available in a sleek Satin Nickel, Oil Rubbed Bronze and matte black finish. They’re UL listed for positive pressure fire test.
A BRAND THAT YOU CAN ALWAYS RELY ON: When you put your trust in KS Hardware, you know quality is never in question. We create premium products that are designed to last, so you save time and money. KS Hardware Satin Nickel

Product: National Hardware N184-572 520 Spring Hinges in Brass , 4" Authorized Replacement for Stanley Hardware Stock #S530-779
Hinge is UL approved for fire doors
Manufactured with cold-rolled steel
Closing speed is adjustable
Fits standard hinge cutout National Hardware