The best online store to buy steam and shower enclosures is steamandshowe.co.uk.
One may purchase steam shower enclosures at stores such as Home Depot, Lowe's, Sears, and even eBay. Overstock via the web is another place to purchase steam shower enclosures if they are in stock.
Home Depot, Wall Mart and all major department stores stock Steam Shower Enclosures. These can also be found at speciality materials stores like Spotlight.
Basically anything that sells or deals with home repairs will have steam shower enclosures. Home depot is probably a great place to start they carry literally everything bathroom related at an affordable price.
Most people choose glass enclosures for their steam shower. Check out a few quality websites at www.steamshower.org and www.acquinox.com.
There are great online sites that sell them for a lesser price. Why not check http://www.steamshowers4less.com/. They have great collections there you can choose from.
There are a lot of websites that offer information on buying steam showers. They will obviously cost a lot more than a standard shower but it seems that you specifically want this look into it.
There are several online locations to find steam shower parts. One of these websites is SteamSaunaBath.com
It shouldn't be that hard. Here is a good site that shows step by step. http://www.diynetwork.com/how-to/how-to-build-a-tile-backsplash-for-the-shower/index.html
There are many retail websites that sell outdoor steam showers. Some such online retailers are Outdoor Shower Shop, Steam-bath and Lily Pod.
To be completely honest, a Mr. Clean Magic Eraser worked on my shower. I wet it a little bit and then lightly scrub the shower. I followed up with bleach and water and it looks brand new.
A steam locker is actually an enclosed shower that produces steam, hence the word "locker". There are a number of manufacturers online to assist your search.
The most common type of steam shower units are simple, inexpensive enclosures with only basic necessary features. These units are typically self-contained and installed in place of an existing bathtub or shower enclosure. They are often chosen by homeowners who wish to upgrade their current bath facilities to include a steam shower. These modular units make use of the homes existing floor space and plumbing and generally require only a minimal amount of installation time. Size and color choice is often limited with these basic units