Thermostat Manuals Venstar T7800 Venstar T7800 List of available manuals, guides and instructions for Venstar T7800 ColorTouch high resolution digital thermostat. Owner's Manual & Installation Guide Venstar T7800 Owner's Manual & Installation Guide Language: English Pages: 70 Quick Start & Setup Guide Venstar T7800 Quick Start & Setup Guide Language: English Pages: 24