14.0" diameter stainless steel lid with 3" diameter center hole replaces acrylic lid included with FreeZone 4.5L, 6L, 8L, 12L & 18L Freeze Dryers. Stainless steel provides additional protection from solvents and corrosives that attack arcylic, such as acetonitrile. Includes neoprene gasket.
Lids fit on drying chambers and FreeZone collector chambers.