On this page, you can know how to create & how to insert 3D viewer on other websites.
If you need more references, please check the ref contents below.
the Model Viewer have common URL form as below.
First, Upload 3D modelings on [Archisketch Dashboard > Enterprise Library],
Then click the [Generate 3D/AR Viewer] button on product detail page.
If you copy the content link after checking the content on the Dashboard, you can insert it into the website as shown below.
(If you are now using website service(Wix, Shopify, Squarespace ...etc) and your website service provides the embed function, please follow their embed guide.)