Labconco 7814900 Moisture Trap Insert The Labconco 7814900 Moisture Trap Insert contains a desiccant that changes from blue to pink when saturated, helping protect rotary vane vacuum pumps from moisture damage. This item includes the insert only and requires a compatible clear polypropylene canister with a mounting bracket or stand for proper use. INCLUDED:The Labconco 7814900 Moisture Trap Insert includes: Moisture Trap Insert Manufacturer's Documentation 1 Year Manufacturer's Warranty Please Note: Includes insert only. Insert requires a clear polypropylene canister with mounting bracket or clear polypropylene canister. Labconco 7814900 Moisture Trap Insert Specifications For Use With Labconco Centrivap Concentrators, Precise Glove Boxes, Rapidvap Vacuum Evaporation Systems, and FreeZone Freeze Dryers Weight 3.9 lbs. (1.8 kg)