Adjustable Size 4 Commercial Grade Automatic Door Closer

The 300 Series door closer is specifically designed for interior commercial use, featuring a grade 3 heavy-duty aluminum construction that meets ANSI A156.4 standards and is UL/ULC listed for up to 3-hour fire ratings. This fixed spring tension closer, size 4, is built to withstand 500,000 cycles and can be used on wood and metal doors.

With its non-handed design, cast aluminum construction, and the ability to mount to regular, top jamb, or parallel arm applications, the 300 series closer offers versatility in installation. Featuring door preparation of 9-1/16 inches horizontally and 3/4 inch vertically, this closer allows for a door range of up to 180 degrees.

This high-quality commercial grade door closer has undergone two million test cycles, ensuring its durability and reliability for both interior and exterior use. The cast-iron body and steel-encased hardware make it a robust and long-lasting solution for various commercial settings.

Included with the door closer are a silver metal cover, fixing screws for wood and metal doors, a connecting arm, and a parallel plate, providing everything you need for installation without the need for additional trips to the hardware store.

The door closer offers six adjustment levels for customizing the sweep, latching motion, and backcheck function to suit your preferences. Whether you need a harder, softer, faster, or slower closing motion, this closer allows you to tailor it to your specific requirements.

Suitable for high-traffic entrances such as aluminum storefronts, factories, schools, and restaurants, this door closer is ideal for both interior and exterior applications. Its easy installation process, complete with a detailed instruction guide and fitting template, saves time and eliminates the need for professional assistance.

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