Terms of Service
Last updated: June 2026
Service area
Window Design Group serves Los Angeles County, Ventura County, and Orange County in California. Service availability outside these areas is by appointment only.
Consultations and estimates
All in-home consultations are free and carry no obligation. Written estimates are valid for 30 days from issue. Promotional pricing (e.g. 40% off) applies only to projects scheduled within the promotional window.
Project minimums
We require a two-window minimum on all window installation projects. Single-window jobs are by special arrangement only.
Warranty
We provide a lifetime workmanship warranty on all installations for the original homeowner. Manufacturer warranties (Milgard Full Lifetime, Norman Limited Lifetime, AMI, La Cantina, Windsor) are passed through to the customer per each brand’s terms.
Financing
0% financing for up to 84 months with $0 down is offered through Regions, subject to credit approval. Promotional terms expire as noted. Speak with your consultant for full program details.
Licensing
Window Design Group is CSLB licensed, bonded, and insured. BBB A+ Accredited.
Contact
Window Design Group · (800) 577-0643 · CSLB Licensed · BBB A+ Accredited.