Understanding window ratings helps you make informed choices! Look for NFRC labels showing U-factor (insulation value) and Solar Heat Gain Coefficient (solar blocking). 📊 Lower numbers mean better energy efficiency and potential savings. Questions? Visit 🌐 rodwindows.com. #rwc #rodriguezwindowco #clearvision #windowinstallation #anlinwindows #anlinwindowsystems #energyefficient