Replacement windows for Southern California homes
Replacement Windows
Plan aging-window updates around comfort, daylight, operation, appearance, and the needs of your home.
Explore Replacement WindowsArchitectural Windows & Doors
Architectural windows and doors for Southern California homes.
Open More Than A View.
Built-to-order, energy-efficient window and door systems for Southern California homeowners, ADUs, builders, and GCs
Southern CaliforniaCustom SizesThermal BreakLow-E Glass
Why Buy From SR
Built To Order
Custom Sizes Available
Thermal Break Systems
45-Day Average Lead Time
3-Year Limited Warranty
Southern California Service Area
Lead times are averages and begin after final configuration confirmation, approved order details, and deposit. Actual timing varies by product, finish, glass, configuration, and project conditions. Warranty coverage is subject to the applicable SR limited-warranty terms, exclusions, and proper installation.
Products & Purchasing
Custom windows and doors with a clearer path from quote to order.
Homeowners, builders, GCs, and ADU developers choose SR Window Systems for built-to-order products, replacement packages, large openings, and responsive quotations.
Plans-to-quote workflow
Send opening schedules, elevations, photos, or drawings to receive product recommendations and quotations.
Complete product packages
Windows, doors, glass, finishes, hardware, and large-opening products can be quoted as one package.
Large-opening expertise
Multi-slide doors, window walls, corner glass, and large-format openings are treated as architectural decisions, not afterthoughts.
Custom sizes
Products are selected around opening dimensions, quantities, operation, glass, and architectural appearance.
Southern California projects
The visual and product direction is built around daylight, patios, ADUs, hillside homes, and indoor-outdoor living.
Quote-to-order path
Clear product choices and opening information create a faster path from quotation to order.
Plans converted into quotations
Window and door product packages
Large-opening strategy
Southern California supply
Homeowners
Request pricing for replacement windows, doors, custom sizes, and glass options.
Builders & GCs
Send plans and opening schedules for product recommendations and quotations.
ADU Projects
Quote coordinated window and door packages for compact residential plans.
Custom Homes
Shop custom-size windows and doors for light, views, comfort, and outdoor living.
Product Systems
Systems for brighter rooms, larger openings, and cleaner transitions outside.
Shop by product type: architectural windows for light and ventilation, doors for movement and outdoor living, or large-opening systems for custom homes.
Window Systems
Windows
Fixed, casement, awning, sliding, and picture windows for daylight, views, and modern residential openings.
Door Systems
Doors
Sliding, multi slide, lift and slide, and bi fold doors for patios, courtyards, and indoor-outdoor living.
Browse individual SR-branded products, compare key features, and review glass, frame, application, and performance-document status.
Browse Product CatalogFor Existing Homes
Replacement windows and doors, with a clearer path from photos to quote.
Homeowners can begin with photos, rough measurements, or remodel plans. Choose the replacement path that matches the opening you want to improve.
Replacement patio and sliding doors
Replacement Doors
Review patio and sliding-door replacements around movement, views, thresholds, and indoor-outdoor living.
Explore Replacement DoorsIndoor Outdoor Living
Featured System
Systems selected around the way California homes open, gather, and live.
- Application
- View corridors, courtyards, patios, ADUs, and custom homes
- System Type
- Windows, large doors, and outdoor living systems
- Frame
- Modern aluminum profiles with clean sightlines
- Glass
- Project-specific glass package to be verified
- Ordering
- Product selection, quotations, and order preparation
Southern California Fit
Products for Southern California light, heat, views, and indoor-outdoor living.
ADU packages
Glass and door packages that help small homes feel open.
Indoor-outdoor living
Large openings that connect kitchens, living rooms, and patios.
Builder window packages
Clear product categories, custom sizes, and quotation-ready opening schedules.
Energy-efficient systems
Thermal-break construction and Low-E glass options for Southern California projects.
Plans-to-quotation workflow
Send drawings, photos, and opening notes for product recommendations and pricing.
Projects / Case Studies
See the project scope—not just the finished opening.
Representative project profiles show window and door packages for ADUs, custom homes, replacements, builders, patios, and plan-based quotations.
ADU window package project profile
Accessory Dwelling UnitLa Puente, CA
ADU Window Package
Windows
A compact ADU window package organized around daylight, privacy, ventilation, and simple coordination with the permit set.
View Project ProfileCustom home window and door package project profile
Custom HomeLos Angeles, CA
Custom Home Window & Door Package
Windows & Doors
A coordinated glazing package for a custom residence with view-oriented windows, generous patio openings, and consistent architectural sightlines.
View Project ProfileResidential replacement windows project profile
Whole-Home ReplacementOrange County, CA
Residential Replacement Windows
Replacement Windows
A room-by-room replacement-window scope shaped around easier operation, cleaner appearance, daylight, and a consistent whole-home package.
View Project ProfileSend Plans for Quote
Upload plans to receive product recommendations and quotations.
- Submit plans, elevations, schedules, or opening lists.
- Receive recommended windows, doors, glass, and system options.
- Move from product selection to quotation and ordering.
Request Products
Start with openings, quantities, photos, or plans.
SR Window Systems supplies architectural windows, doors, replacement products, and large-opening systems. Send project information to receive recommendations and pricing.