At RBA Door, we carry a wide selection of Dorma door closers from various series in the brand. We also sell some of the hardware and accessories that are used with Dorma door closers. 

Our selection of Dorma door closers, hardware and accessories includes products that can be used in buildings with high traffic and low-power products that will close the door slowly to benefit individuals with disabilities.

Dorma door closers are often found in business and organization facilities. You might come across Dorma closers in churches, schools, fitness centers, convention centers and buildings that contain offices. If you are searching for highly recommended door control solutions for the commercial establishment you work in, then choose the unmatched craftsmanship and exclusive features of Dorma door closers for your doors.

About Dorma Door Closer Manufacturer

The start of Dorma closers company dates back to over 150 years ago. The beginnings of the brand can be traced all the way back to 1908. They officially entered into the closer industry in 1950.

The company manufactures security and access products for doors. We wouldn’t be surprised if you have previously encountered Dorma door closers when entering or exiting a building because millions of Dorma closers have been installed across the world. In fact, in 2010 the manufacturer reached a milestone of 100 million closers sold during that year.

It wasn’t until 2015 that they joined forces with Kaba and officially became Dormakaba. Dormakaba now uses the joint effort of Dorma and Kaba by combining their resources to provide Grade A closers and other hardware for their customers. We are proud to be an online distributor of some of the finest Dorma door closers that they produce. 

Our Supply Of Dorma Closers

Take a look at our supply of affordable Dorma door closers that you can purchase online. Do you see the item that you need? All of the Dorma products that we sell online fit onto one page which features about ten items from the brand. 

We’ve laid out our selection of Dorma door closers and related parts below in an organized fashion for customer convenience and ease of use. You can use the outline below as a guide for further assistance when ordering Dorma closers and Dorma door closer parts from our web store. 

Dorma Concealed Door Closer

Are you specifically looking to purchase a Dorma concealed door closer but are unsure of which item to choose? If so, you’ll want to check out the RTS88 Dorma Closer. This Dorma overhead concealed closer will come in handy when surface closers will not work with certain doors or when they would lessen the door’s aesthetic quality.

You can apply the RTS88 to either single or double doors. We distribute this closer in a few versions. You can choose to order it with or without the hold open option at either 90 degrees or 105 degrees. It comes with a few adjustment valves, one of which can relieve pressure in order to keep it from getting damaged when the door has been forced shut.

Dorma 8616 Door Closer

We carry the 8616 from the Dorma Door Closer 8600 Series. This item should be surface applied when installing. Some of its distinguishing features include its adjustable valve for spring power and adjustable valve for back check. 

This Dorma door closer is non-handed for use on left, right and non-handed doors. It is also an ANSI Grade 1 certified Dorma door closer.

This item can also be placed under the ADA compliant and barrier-free category. It meets the requirements of The Americans with Disabilities Act of 1990. Install this Dorma door closer on wooden, aluminum or hollow metal doors in commercial establishments. The color options for the Dorma 8616 Closer are aluminum and dark bronze.

Dorma 8916 Door Closer

Another product that we carry is the 8916 from the Dorma Door Closer 8900 Series. The ANSI Grade 1 certified Dorma 8916 Closer can operate in institutions with heavy traffic flow. It has adjustable valves for both spring power and back check. We recommend that you consider this Dorma door closer when you are shopping for a heavy-duty closer that meets barrier-free standards. 

Our selection of Dorma door closers doesn’t end there. We also carry a number of other Dorma closers and parts for Dorma closers including the 7414 Dorma Door Closer, the Conversion Plate BP86C, the 8835 Top Arm for RTS88, the 8832 Top Arm and Channel for RTS88, the 8831 Top Arm for RTS88 and the 8812 Offset Slide Arm for RTS88. Visit the product pages to find a brief description containing details about each Dorma door closer and part.

Contact Dorma Door Closer Experts

Whether your door requires a Dorma concealed closer, a surface applied Dorma door closer or a closer for both single and double doors, we have exactly what you need to add to the doors that are attached to your facility. We are available on weekdays to help you complete your online order. Contact us by emailing or by calling 1 (800) 642-2403.

We are eager to assist you with your purchase so that you receive the best Dorma door closers for your hardware project. Please ask us any questions you have regarding prices, checking out, payment method, shipping, product details and more. One of our experts will gladly help you out when you reach out to us by email or phone call.

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  1. Dorma 8900 Door Closer Series

    The heavy-duty 8900 Series non-handed surface applied closer
    with adjustable spring power and backcheck positioning adjustment.
    The 8900 has intensity adjustable hydraulic backcheck
    that will take effect at approximately 65º. The 8900 has two
    independent, noncritical adjustment valves to control sweep and
    latch closing speeds. The backcheck positioning valve maintains
    an effective backcheck range on parallel arm applications. The
    8916 will be available with field adjustable spring power from size
    1 to 6 for barrier-free requirements.

    2-1/8" x 5" hole spacing

    Door Closer Stop Colors

    As low as $328.74
  2. Dorma RTS88 Door Closer-

    The Dorma RTS88 Door Closer is an overhead concealed closer for both single and double-acting doors.  It is one of the more popular overhead concealed closers on the market today.  The RTS88 will consist of a steel cam, rollers, and springs housed in a compact cast iron body.  Closers will be capable of being installed in minimum 1-3/4" x 4" headers. RTS88 will have maximum door opening to 90º or 105º, trim conditions permitting. Sweep and latch speed will be controlled by two noncritical adjustment valves from 90º or 105º to closed. Built-in pressure relief valve will protect the closer from abuse caused by forced closing. A mechanical backcheck combined with a positive stop at 90º or 105º will be provided to protect the door and frame. The RTS88 closer will be available with hold open at 90º or 105º, or without hold open. The product shown here is just the replacement cylinder.

    As low as $371.70
  3. Dorma 7414 Door Closer

    Dorma 7414 Door Closer

    The Dorma 7414 Series door closer features back check and adjustable spring sizing and is the ideal solution in a wide variety of applications, including barrier-free. This Grade 1 hydraulic surface door closer is both flexible and easy to install. The 7414 Series offers a compact design and is available in a variety of sprayed finishes to complement any opening’s decor.

    Dorma part # 7414ARP689

    3/4" X 10-1/4" Hole Spacing

    Door Closer Stop Colors

    As low as $217.71
  4. Dorma 8916 Door Closer

    Dorma 8916 Door Closer

    The Dorma 8916 door closer series designed to provide a highly flexible door control system suitable for institutional or high-traffic commercial applications. Its hydraulic control system features a full range spring power adjustment and back check, along with a narrow projection full cover and flatform style arm.

     Door closer certified for ANSI Grade 1.

    we ship the Dorma Model # 8916-AF89P

    2-1/8" x 5" hole spacing

    Door Closer Stop Colors

    As low as $372.58
  5. Dorma Conversion Plate BP86C

    Dorma Conversion Plate BP86C

    use this plate with the 8616 to convert the old style 7601 and 7801. By using this plate you will not have to redrill holes

  6. Dorma 8616 Door Closer

    Dorma 8616 Door Closer

    The Dorma 8616 door closer series is a non-handed surface applied door closer with adjustable spring power and back check positioning adjustment. It provides the flexibility needed to meet the many demands of commercial and institutional applications, including ADA barrier-free accessibility requirements.

    Door closer certified for ANSI Grade 1.

    we ship the Dorma Model # 8616-AF89P

    3/4" x 12" hole spacing

    Door Closer Stop Colors

    As low as $313.95
  7. Dorma 8812 Offset Slide Arm for RTS88

    The Dorma 8812 Offset Slide Arm for RTS88 is used on in the RST31, RST30, RTS29, RST28, RST27, RTS26 and RTS25 packages.  This arm is used on Single Acting Doors.  The track measures 13" long by 1-3/16" wide by 7/16" thick.   This is the arm you probably have if you are using 3/4" offset hinges or 4-1/2" wide butt hinges.

    Dorma Part # 8812

  8. Dorma 8831 Top Arm | For use with RTS88

    The Dorma 8831 Top Arm for RTS88 is for use on Single and Double Acting doors.  This arm is known as a side load arm, and usually has a notch in the door at the top to access the arm fastening block.  This piece measures 10-1/2" long by 1-3/8" wide at the widest part, and is 1/2" thick.  This is the standard arm in the RST01 and RST02 Packages.

    Dorma Part # 8831

  9. Dorma 8832 Top Arm and Channel for RTS88

    The Dorma 8832 Top Arm with Channel for RTS88 is for use on Double and Single Acting Doors.   We usually find this arm on wood doors.  This arm is 10-5/8" long by 1-1/2" wide at the widest point, and is 5/8" thick.  It is the standard arm in the RST04, RST05 and RST06 packages.

    Dorma Part # 8832

  10. Dorma 8835 Top Arm for RTS88

    The Dorma 8835 Top Arm for RTS88 is for use on Double or Single Acting doors that have a 1" top rail.  This arm is used on aluminum framed glass storefront doors. The arm is 10-7/8" long and 1-3/8" wide.  The spindle lug 1" thick.  This is the standard arm on the RST07 and RST10 packages.

    Dorma Part # 8835

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