Indoor Comfort Marketing Supplier Showcase. As you can see, the Showcase is no longer limited to literature. Here you will find information on loads of product and service information, new products, and of course, the most up-to-date literature from our customers. We encourage you to use this Showcase to its fullest. Use the link below to view the Showcase online. Also, be sure to visit the web sites shown in the Showcase, they are all quite informative and easy to navigate.