RenewAire PTL Percentage Timer – Precision Control for Your ERV Optimize Indoor Air Quality with Automatic ERV Control The RenewAire PTL Percentage Timer is a must-have accessory for homeowners looking to enhance the efficiency of their RenewAire Residential ERV systems. Designed specifically for EV90, EV90P, EV130, EV200, and EV300 models, this intuitive control timer ensures that your Energy Recovery Ventilator (ERV) runs exactly when needed. With adjustable runtime settings, a simple interface, and easy installation, this control offers an effortless way to maintain optimal indoor air quality. Key Features & Benefits Automatic Adjustable Timer: Set your ERV to run for a chosen percentage of each hour, from 10% (6 minutes per hour) to 100% continuous operation. Easy-to-Use Interface: Touch the RenewAire logo to adjust runtime settings. Indicator lights clearly display the current selection. Flexible Control Options: Choose between constant operation, scheduled runtime, or complete shutdown based on your ventilation needs. Simple, Low-Voltage Installation: Requires only two control wires from the PTL to the ERV, making setup quick and hassle-free. Expandable Functionality: Compatible with up to six PBL (Push Button Lighted) controls for multi-location operation. Energy-Efficient Performance: Helps maintain healthy air circulation while conserving energy, making it ideal for varying occupancy levels, seasonal changes, and indoor air quality concerns. How It Works The RenewAire PTL Percentage Timer allows homeowners to control ERV operation with ease. Adjust the runtime percentage based on occupancy, odors, humidity levels, or seasonal conditions. For maximum efficiency: Press the RenewAire logo to increase or decrease runtime in 10% increments. Select constant operation by setting the timer to 100% runtime. Turn off ERV operation by pressing the logo until all indicator lights are off. Effortless Installation Installing the PTL timer is straightforward: Mount the control in a standard 2″ x 4″ electrical box with the included screws. Connect the two wires from your ERV to the C and R positions on the terminal block. Use 18–22 gauge wiring, with a maximum length of 500 feet (non-polar connections). Complete the setup with the included Lutron Decora™ cover plate for a sleek finish. For more information, please refer to the RenewAire PTL Installation and Operation manual. Why Choose the RenewAire PTL Percentage Timer? This highly adaptable and user-friendly control ensures your RenewAire ERV operates efficiently, helping you maintain a healthy and well-ventilated home. Whether you need constant airflow or periodic ventilation, this timer provides the flexibility to match your lifestyle and air quality needs. Upgrade your RenewAire ERV system with the PTL Percentage Timer today and take control of your indoor air quality with precision! Check out our other RenewAire Residential Controls [here].