Wilmad Cover Only For 600, 1200, & 2000ml Flask

Freeze drying flasks for VirTis® lyophilizing equipment. Openings are extra-wide for efficient shell freezing and suited for bulky samples. Wall thickness of flask is designed for vacuum applications. Complete assembly consists of the flask, the silicone cover, filter and o-ring.The nylon safety coating will contain the glass in case of implosion or breakage, protecting the user from possible injury. This translucent coating also protects the outer glass surface from scratching,chipping and impacts for a longer flask life. Assembly consists of the flask, the silicone cover, filter and o-ring.Click here for non-coated version.