Stainless steel lid with 3" diameter center hole replaces the acrylic lid included with FreeZone 1 & 2.5 Liter, FreeZone Plus 4.5 Liter Cascade, and FreeZone -105° C 4.5 Liter Freeze Dryers.Stainless steel provides additional protection from solvents and corrosives that attack acrylic, such as acetonitrile.Includes neoprene gasket.
Lids fit on drying chambers and FreeZone collector chambers.