Shower Doors in Sunnyvale, CA

If you are pricing shower doors in Sunnyvale, it helps to know something most homeowners never check: which water supply reaches your house. Sunnyvale buys water from two wholesalers and serves them to different halves of the city, and the hardness gap between them is large enough to change how often your glass needs attention. We fit frameless, semi-frameless and sliding doors across the city and size the recommendation to your address.

Your half of the city

The City of Sunnyvale Water Quality Report 2023 explains that water from the San Francisco Public Utilities Commission serves the northern part of the city, and Valley Water supplies the southern portion. City wells supplement both during summer peaks and emergencies.

• SFPUC water averaged 47 ppm hardness (range 7.5 to 86)
• Valley Water averaged 82 ppm (range 42 to 114)
• Sunnyvale wells averaged 287 ppm (range 270 to 310)

So a north Sunnyvale home on mostly Hetch Hetchy water may see light spotting, while a south side home sees more, and anyone gets a harder spell when wells are running in summer. For softer-water homes, clear glass with a simple coating is often enough. Where the water runs harder, we lean toward a protective coating plus brushed or matte hardware that hides spots.

Eichlers and orchard-era tracts

Sunnyvale went from 9,829 residents in 1950 to 95,976 in 1970 as orchards and sweetcorn fields gave way to housing, according to the city's Wikipedia page. Southern Sunnyvale also holds 16 housing tracts with more than 1,100 Eichler homes. Eichler bathrooms tend to be compact, with post-and-beam ceilings and walls of glass, and their design suits a minimal look. A frameless panel or a slim sliding system keeps the clean lines owners in those tracts usually want to preserve, without heavy metal frames.

What we offer Sunnyvale homes

• Frameless hinged doors and door-and-panel combos
• Semi-frameless doors with a thin perimeter frame
• Bypass sliding doors for tub alcoves and tight hall baths
• Fixed glass panels, splash screens and full enclosures
• Tub glass doors and fixed tub screens
• Repairs: rollers, hinges, sweeps, magnetic strips and full door replacement

The 2026 bathroom remodel brochure

Sunnyvale's Building Safety Division updated its residential bathroom remodel handout for permits submitted on or after January 1, 2026, under the 2025 California codes. It says a permit is required for bathroom remodels, though not for replacing a sink or toilet in the same spot. New or reconfigured showers need at least 1,024 square inches of finished interior and a curb, shower valves must be pressure-balancing and set to 120 degrees F maximum, and tempered glazing is required within 60 inches of a tub or shower where the glass sits less than 60 inches above the floor. Every shower door and panel we install is tempered, so the glass side of that rule is covered. If your project also touches the valve or wiring, the brochure says to schedule an inspection before wallboard goes up, and to photograph the existing bathroom before work starts.

Pricing and quotes

Sliding and semi-frameless doors usually sit at the lower end of the cost range, with frameless enclosures and thicker glass at the higher end. After measuring, we send a written, itemized quote, so you can see exactly what changes if you pick a different glass thickness or finish.

Call (408) 604-0313 or send photos of your shower to start.

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