VEVOR 3 Gallon Vacuum Chamber, Upgraded Tempered Glass Lid Vacuum Degassing Chamber, 304 Stainless Steel Chamber, for Stabilizing Wood, Resin Degassing, Silicone Degassing and Plaster Degassing

The 3-gallon bottle has a diameter of 23cm and a height of 27cm. The 5-gallon bottle has a diameter of 28cm and a height of 30cm.

Yes, it comes with necessary vacuum hoses and accessories. The product includes a 59-inch flexible hose that withstands negative vacuum pressures without deformation, as well as a threaded quick-connect valve interface, a noise-reducing valve, and an integrated filter.

Yes, the vacuum level can be adjusted precisely. The silicone oil-filled vacuum gauge allows for precise readings and vacuum level measurements. The valve design on the gauge enables airflow control and precise adjustment of the vacuum level.

The product description states that this vacuum chamber is suitable for stabilizing wood. Customers also use it for that purpose.

Well this product can be used for infusing wood with different types of resin but nowadays it's me and use is to purge cannabis extract of hydrocarbons so you can make your own dabs and then purify it as well. The silicone pad simply goes on the bottom so your cannabis oil doesn't stick to the stainless steel. I don't think you would need it for other things but you certainly would for the cannabis. That's why I bought it and what I use it for

When the product is used to de-gas expoxy resin pours, there is a likelihood the resin will overflow. I think the pad is intended to prevent that spill-over from sticking to the bottom of the vessel.