This go with the flow valve and cap set is acceptable for Duo 3, 5, 6 quart, Duo Plus 3, 6 quart, Ultra 3, 6, eight quart, Nova Plus 6 quart, Viva 6 quart, Smart 6 quart three quarts of Lux, Lux. Not compatible for Lux 5, 6 eight quarts, DUO eight quarts, DUO Plus 8 quarts. The drift valve is a small section that performs a giant function in the operating precept of your stress cooker. The silicone disguise will wear out for decades due to all the warmth and stress within the stove. One can also be lost when cleaning the lid, so some spare goods around are suitable. Excellent workmanship. High high quality and durable. The silicone disguise is product of safe and sturdy silicone without a unusual smell. Color: as proven Material: chrome steel + silica gel Silicon gasket is often washed off, leaving the floating vale unfastened and the tension cooker unusable because the steam leaks, this spare section can make your disabled cooker paintings like new. Essential supplies: Floater and sealer is are principal for strain cooker to paintings beneath standard situation, floater inserts into the lid from outdoors to inside. The sealer locks the floater from inside, protecting the floater in place. Package Contents: 4 x Floating valve eight x Cap Only the above package content, diversified merchandise usually are not included. Note: Light shooting and assorted exhibits may cause the color of the object in the picture considerably various from the genuine thing. The measurement allowed error is +/- 1-3cm.