Challenge: Active retail center with failing 15-year-old built-up roof causing water intrusion affecting tenant inventory. Work needed without business disruption. Solution: 80-mil Carlisle SynTec white TPO membrane with tapered polyiso insulation, installed in phases during early morning hours with hot-air welded seams. Results: Zero business downtime. 30% HVAC cost reduction. 20-year NDL warranty. Improved drainage eliminated ponding Customer review: "Professional crew, on-budget, and our tenants never had to close. The new white roof has already shown savings on our HVAC bills." — Valley Commercial Properties