The Honeywell RTH7600d touchscreen thermostat works with central heating and cooling system, and costs about $80 at larger house and home stores like Lowe’s, Home Depot, and Amazon. Priced on the high side of fair, this computerized touchscreen furnace / air conditioner controller still clicks as it turns the climate control system on and off (like the Robertshaw … Continue reading Honeywell RTH7600D Touchscreen Thermostat Review