Harvest Right Oil Free Vacuum Pump

We moved our freeze dryer into the garage. Thinking about an oil less oil free vacuum pump for your freeze drier Please think again Here are some problems and issues.

We've been freeze-drying for almost 2 years and I think we have got a pretty good handle on the advantages and disadvantages. How well does the Harvest Right oil filter pitcher work.

Vacuum Pump Oil Change After 40 Batches Changing the vacuum pump oil in my sister's machine Also draining a sample from.