CB Showers, in San Carlos CA, sells and installs custom-built glass shower doors, glass enclosures, mirrors, glass railings and partitions, colorful backsplashes and other specialty glass.


CB Showers – the CB stands for Custom Built – prides itself on being the original frameless glass shower enclosure and mirror specialist on the Peninsula, where it’s been serving customers for over 30 years.

Owner Telly Sionides continues to build on the company’s stellar reputation for customer service, forward-thinking design and top-notch materials and products. Supported by a highly trained and dedicated sales, shop and installation team, CB Showers is an A-plus rated member of the Better Business Bureau.

CB Showers is exclusively licensed to offer Diamon-Fusion®, a unique process that seals the “pores” in the glass, lasts for years, helps protect the glass and provides ease of maintenance.

To round out customer interior glass needs, CB Showers also offers modern “barn” style glass doors, glass railings, custom-colored backsplashes, glass shelves, table tops and designer cabinet glass.

CB Showers’ inspiring and expansive showroom spotlights the company’s vast array of design options and outstanding products. The showroom is updated often to reflect the latest trends and the display is testimony to the company’s quality and integrity, helping visitors understand why CB Showers has an enviable reputation among its ever-growing clientele.


We can fulfill most interior glass needs, but our specialty and main concentration is top of the line heavy glass Frameless shower enclosures. Included in this category are room partitions, water closet dividers and the like. For secondary bathrooms and smaller budgets, we offer many standard models of framed, semi-framed and sliding enclosures. To seal and protect these glass enclosures and ease the burden of overall maintenance of the glass, we can treat your new enclosure with Diamon-Fusion®. Our comprehensive showroom includes a wide variety of models and options to assist in your selection process and is continually being updated to include the latest innovations on the market. In addition to enclosures, we sell and install vanity and wall mirrors as well as miscellaneous glass products such as table tops, bar shelves and backpainted glass. We stand behind our installations 100%.


Realizing that a company is only as good as its employees, we feel very lucky to have the finest. They are not only considered a company asset but extended family. All are ready to assist you with your bath enclosure needs from product selection to ordering and installation.

Affiliations & Awards

CB Showers enjoys membership in the National Glass Association, and is a Better Business Bureau accredited business. We received three “Best Design” awards from BEMA (Bath Enclosure Manufacturers Assoc) in 1997, 2006 & 2008.


We service the Peninsula from San Francisco to San Jose as well as the coast from Pacifica to Pescadero. When you are ready to complete the bath retreat of your dreams, please give us a call or visit our showroom.