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Dorma 8831 side load top arm for RTS88 overhead concealed closers. For aluminum or steel doors with a minimum 1/2" top door rail channel depth.
Manufacturer Resources
Product Specs
- Category:
- Door Controls
- Subcategory:
- Door Closer Parts & Accessories
- Commercial/Residential:
- Commercial
- Product Type:
- Closer Arms
- Product Group:
- Door Controls
- Product Subgroup:
- Parts and Accessories
- For Use With:
- RTS01; RTS02; RTS03
- Minimum Top Rail Width:
- 1/2"
- Height:
- 1/3/8"
- Parts and Accessories Type:
- Replacement Parts
- Product Attribute:
- Parts and Accessories
- Product Model:
- 8831
- Product Function:
- Closer Complete Arm
- Product Length:
- 10-1/2"
Dormakaba 8831 – Frequently Asked Questions
How fast can I get the Dormakaba 8831 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Dormakaba 8831 come with a warranty?
Absolutely. The Dormakaba 8831 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Dormakaba 8831?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Dormakaba 8831 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.