About CP Windows
CP Windows is the exclusive factory-direct sales channel for Crystal Window & Door Systems in Los Angeles.
Crystal has 35 years of U.S. manufacturing experience and is a trusted name in windows and doors.
Unlike traditional dealers or agents, we pair factory-direct products with our in-house measurement, professional installation, and long-term after-sales support—delivering a seamless, end-to-end solution from quote to warranty.
Founded in 2008 in Los Angeles, we have served thousands of local households and hundreds of businesses with transparent pricing and dependable service.
Services Process
1
Consultation
One-on-one consultation with professional advisors to understand your door and window needs and budget planning
2
Free On-site Measurement
Professional on-site precise measurement to understand your needs and space characteristics
3
Transparent Quotation
Full details of materials + labor with no hidden costs, providing detailed quotations and project timelines
4
Contract & Production
Sign a formal contract for customized production of your exclusive doors and windows at Crystal factory
5
Installation & After-sales
Professional team on-site installation, providing warranty documents after completion, lifetime warranty service