--- title: Gradus, Lok-Lift, Rug Gripper FAQs | Gradus Products description: Gradus Products | Have questions about Gradus, Lok-Lift, or Rug Gripper? We will do our best to provide you the answer here. --- [![Optimum Technologies 600 px X 100 px](https://www.otitech.com/hs-fs/hubfs/OTI%20Logos%20-%202021/Optimum%20Technologies%20600%20px%20X%20100%20px.png?width=190&name=Optimum%20Technologies%20600%20px%20X%20100%20px.png)](https://www.otitech.com) #### [HOME & OFFICE](https://www.otitech.com/home-office) #### [Scrims & Tapes](https://www.otitech.com/commercial) #### [Gradus Flooring Solutions](https://www.otitech.com/gradus) [![Metrics Conversion Tool](https://no-cache.hubspot.com/cta/default/419833/b422d5ea-8afe-4425-9157-15ecddd0931b.png)](https://cta-redirect.hubspot.com/cta/redirect/419833/b422d5ea-8afe-4425-9157-15ecddd0931b) [![INQUIRE ABOUT OUR PRODUCTS](https://no-cache.hubspot.com/cta/default/419833/f2713780-7d4b-4a49-ba5c-e61a96c8a92e.png)](https://cta-redirect.hubspot.com/cta/redirect/419833/f2713780-7d4b-4a49-ba5c-e61a96c8a92e) #### [Most Popular Questions](https://www.otitech.com/quick-answers) #### VIDEO LIBRARY #### [Blog](https://www.otitech.com/blog) - [Lok-Lift: Trusted for Presidential Inaugural Flooring Installation](https://www.otitech.com/blog/lok-lift-trusted-for-presidential-inaugural-flooring-installation) - [Fast Flooring Solutions](https://www.otitech.com/blog/fast-flooring-solutions) - [The Ultimate Guide to Secure Temporary Flooring](https://www.otitech.com/blog/the-ultimate-guide-to-secure-temporary-flooring) - [How to Retrofit Spaces with Temporary Flooring During the COVID-19 Pandemic](https://www.otitech.com/blog/how-to-retrofit-spaces-with-temporary-flooring-during-the-covid-19-pandemic) #### [Gradus FAQs](https://www.otitech.com/blog/topic/gradus-faqs) ## [Where Can I Find Curved Stair Nosings?](https://www.otitech.com/faqs/where-to-find-curved-stair-nosings) Posted by [Angela Blair](https://www.otitech.com/faqs/author/angela-blair) on Apr 7, 2017 8:43:27 PM [![](https://www.otitech.com/hubfs/Where%20can%20I%20find%20curved%20stair%20nosings-.png) ](https://www.otitech.com/faqs/where-to-find-curved-stair-nosings) Anyone who’s searched for [curved stair nosings to fit a radius staircase ](https://www.otitech.com/blog/can-stair-nosings-be-curved-to-fit-a-radius-staircase)knows that they can be hard to come by. Few manufacturers create curved nosing, and even fewer profiles can be curved on site. But, as Gradus’ only North American distributor, we’ve got a wide range of options to fit a variety of installations. Here’s what you need to know before placing your order. [Read More](https://www.otitech.com/faqs/where-to-find-curved-stair-nosings) Topics: [Gradus Products](https://www.otitech.com/faqs/topic/gradus-products), [Stair Nosings and Edgings](https://www.otitech.com/faqs/topic/stair-nosings-and-edgings), [Gradus FAQs](https://www.otitech.com/faqs/topic/gradus-faqs) ## [What are the Approved Adhesives for the Installation of Gradus Stair Nosings?](https://www.otitech.com/faqs/approved-adhesives-gradus-stair-nosings-installation) Posted by [Angela Blair](https://www.otitech.com/faqs/author/angela-blair) on Nov 23, 2016 7:12:00 AM [![](https://www.otitech.com/hubfs/Blog_Post_Images_and_Graphics/What%20are%20the%20approved%20adhesives%20for%20installation%20of%20Gradus%20products-.jpg) ](https://www.otitech.com/faqs/approved-adhesives-gradus-stair-nosings-installation) Gradus is internationally known for its superior floor coverings and flooring accessories, and their products can take your commercial space to the next level. In order to get the most out of your Gradus solution, it’s important that it’s installed with the appropriate adhesive. [Read More](https://www.otitech.com/faqs/approved-adhesives-gradus-stair-nosings-installation) Topics: [Gradus Products](https://www.otitech.com/faqs/topic/gradus-products), [Commercial Product FAQs](https://www.otitech.com/faqs/topic/commercial-product-faqs), [Gradus FAQs](https://www.otitech.com/faqs/topic/gradus-faqs), [Installation](https://www.otitech.com/faqs/topic/installation), [Gradus Grip](https://www.otitech.com/faqs/topic/gradus-grip) ## [Does Gradus have any distributors in Canada?](https://www.otitech.com/faqs/does-gradus-have-any-distributors-in-canada) Posted by [Angela Blair](https://www.otitech.com/faqs/author/angela-blair) on Jul 4, 2016 9:30:00 AM **Yes! Optimum Technologies, Inc. is the distributor of Gradus products in Canada and throughout North and South America.** [Read More](https://www.otitech.com/faqs/does-gradus-have-any-distributors-in-canada) Topics: [Gradus Products](https://www.otitech.com/faqs/topic/gradus-products), [Gradus FAQs](https://www.otitech.com/faqs/topic/gradus-faqs), [International Availability](https://www.otitech.com/faqs/topic/international-availability) ## [What kind of warranty is offered on Gradus products?](https://www.otitech.com/faqs/what-kind-of-warranty-is-offered-on-gradus-products) Posted by [Angela Blair](https://www.otitech.com/faqs/author/angela-blair) on Jun 27, 2016 8:00:00 AM There isn't one standard warranty for all Gradus products.  The stair nosings carry a 10 Year Wear Warranty, but this warranty doesn't apply to other accessories. [Read More](https://www.otitech.com/faqs/what-kind-of-warranty-is-offered-on-gradus-products) Topics: [Gradus Products](https://www.otitech.com/faqs/topic/gradus-products), [Gradus FAQs](https://www.otitech.com/faqs/topic/gradus-faqs) [![Convert to Metric / Imperial](https://no-cache.hubspot.com/cta/default/419833/63caf6e8-aba0-41c7-8760-435a4b8eaeec.png)](https://cta-redirect.hubspot.com/cta/redirect/419833/63caf6e8-aba0-41c7-8760-435a4b8eaeec) ### Subscribe to Email Updates ### Recent Posts - [Rug Gripper FAQs (17)](https://www.otitech.com/faqs/topic/rug-gripper-faqs) - [Gradus FAQs (13)](https://www.otitech.com/faqs/topic/gradus-faqs) - [Commercial Product FAQs (11)](https://www.otitech.com/faqs/topic/commercial-product-faqs) - [Installation (7)](https://www.otitech.com/faqs/topic/installation) - [Retail Product FAQs (7)](https://www.otitech.com/faqs/topic/retail-product-faqs) - [Ball Claw (6)](https://www.otitech.com/faqs/topic/ball-claw) - [Grip-A-Rug (5)](https://www.otitech.com/faqs/topic/grip-a-rug) - [Lok-Lift FAQs (5)](https://www.otitech.com/faqs/topic/lok-lift-faqs) - [Gradus Products (4)](https://www.otitech.com/faqs/topic/gradus-products) - [International Availability (4)](https://www.otitech.com/faqs/topic/international-availability) - [Retail Products (4)](https://www.otitech.com/faqs/topic/retail-products) - [Purchase Options (3)](https://www.otitech.com/faqs/topic/purchase-options) - [Stair Nosings and Edgings (3)](https://www.otitech.com/faqs/topic/stair-nosings-and-edgings) - [Stay 'n' Place (3)](https://www.otitech.com/faqs/topic/stay-n-place) - [Inserts (2)](https://www.otitech.com/faqs/topic/inserts) - [Opti-Grip (2)](https://www.otitech.com/faqs/topic/opti-grip) - [Video (2)](https://www.otitech.com/faqs/topic/video) - [External Installation (1)](https://www.otitech.com/faqs/topic/external-installation) - [Gradus Grip (1)](https://www.otitech.com/faqs/topic/gradus-grip) - [Kanga Tape (1)](https://www.otitech.com/faqs/topic/kanga-tape) - [Lead Time (1)](https://www.otitech.com/faqs/topic/lead-time) - [Transition Strips (1)](https://www.otitech.com/faqs/topic/transition-strips) ### Get in touch Optimum Technologies, Inc. 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