Versatile filtration apparatus allows pressure or vacuum to be alternately or simultaneously applied for faster filtration or drying. The 90 mm, glass frit is easily removed for replacement or cleaning. The upper portion can be used to dry air sensitive compounds under an inert atmosphere and a second inlet in the top cap is provided for sampling, pressure relief or introduction of inert gas. A quick disconnect hose connection is included with the PTFE base assembly. Complete assembly includes top cap, glass funnel, coarse porosity frit, 90mm base assembly with quick disconnect fitting and 2L bottle.