RESOURCE CONSERVATION TECH., Auxiliary Drain Pan, Goliath Furnace Series, Steel, Gray, For AG-4200 Condensate Management System Water Sensor, 10 Year Warranty, 79.4 in L x 33.9 in W x 7 in D Goliath Furnace Series Auxiliary Drain Pans offer all the same benefits and features of our Goliath Series Secondary Drain Pans and are specifically designed for the unique clearance needs of furnace installations and piping requirements.