This business location offers a wide range of services, including window replacement, window installation, siding, door supply, roofing, and construction services. The address is Building 11350, Random Hills Rd Road, Suite 800, Fairfax City. The phone number is +17035340800. The business has a wheelchair-accessible parking lot and is available on weekdays from 8:00 AM to 5:00 PM and on Saturdays from 10:00 AM to 1:00 PM.The business has received mixed reviews from customers. Some customers have praised the professionalism, quality of work, and responsiveness of the staff, particularly Frank Kang, who has been mentioned several times as a standout representative. However, others have reported issues with the warranty, quality of work, and communication.One customer reported three issues with their roof installation, including scattered nails, a disconnected vent pipe, and a missing row of shingles. Although the business corrected the issues, the customer was initially dissatisfied with the quality of work. Another customer reported that the business did not honor its warranty claim, leading to a negative experience.Despite these issues, many customers have praised the business for its professionalism, quality of work, and responsiveness. They have appreciated the attention to detail, the use of high-quality materials, and the prompt communication. Some customers have also mentioned that the business has a good reputation in the area and has been recommended by friends and family.The business seems to have a good relationship with its customers, particularly those who have had a positive experience. However, the mixed reviews suggest that there may be some room for improvement in terms of quality control and customer communication.One issue that has been raised by customers is the lack of a clear warranty and the possibility of hidden costs. Some customers have reported being surprised by additional charges or having to deal with subpar workmanship. This suggests that the business may need to clarify its warranty and pricing policies to avoid similar issues in the future.