Preventative Maintenance Kit for Model 7404-10 (10 cu. ft. Gel Jacket CO2 Incubator) Includes (1) FIL-118 Hydrophobic Filter, 1.0 Pore Size, (1) FIL-213 Filter, .2 Micron, (1) NOZ-110 Atomizer, Brass with Mesh Screen, and (1) SIL-111 Silicone Grease.  Detailed Instructions Included.