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BACOENG 3 Gallon 4.5 CFM Tempered Glass Lid Vacuum Chamber with Pump, Degassing Chamber Kit for Stabilizing Wood, Degassing Silicones, Epoxies and Essential Oils

  • Based on 1,115 reviews
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Availability: In Stock.
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Arrives Sunday, Mar 22
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Size: 3 Gallon


Style: Chamber & Pump


Features

  • 4.5CFM VACUUM PUMPAn integrated tank and all copper motor maximize the vacuum's power. It delivers 4.5 CFM flow rate and -29.92inHg vacuum with relatively low noise.
  • TEMPERED GLASS LIDNot only high-strength but also gives a better overview of the work. Specially designed for stabilizing wood and other experiments with volatile compounds. Pressure chamber is ultra-sealed designed to maintain high vacuum OVER 24h. WON'T CRACK!
  • 3GALLON VACUUM CHAMBERStrong and durable stainless steel 9.8"(ID)9.8"(H) degassing chamber with silicone gasket. Silicone gasket to be used over 10,000 times without deterioration. Liquid filled gauge measuring range of vacuum gauge:0-30inHg.
  • 5FT PRESSURE HOSEInterface size of vacuum hose is 1/4SAE. It connects valve on resin vacuum chamber and vacuum pump directly and without any tool.
  • APPLICATIONSVacuum chamber with pump is for stabilizing wood, degassing urethane, silicones, epoxies, stabilize, extracting essential oils from organic materials, etc.

Package Dimensions: ‎20.2 x 13.8 x 13.2 inches


Item Weight: ‎27 pounds


Manufacturer: ‎BACO ENGINEERING


Item model number: ‎P0774


Is Discontinued By Manufacturer: ‎No


Date First Available: ‎December 14, 2016


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If you place your order now, the estimated arrival date for this product is: Sunday, Mar 22

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Top Amazon Reviews


  • The perfect size for small/medium projects and solid as a rock. Great product.
Size: 1.5 Gallon Style: Chamber
I'm new to vacuum degassing. I did some research on products and settled on the Bacoeng setup. I originally was going to get a smaller chamber but decided to spend a bit extra on the 1.5 gallon size. I'm glad I did. It fits a decent sized container or several small ones for degassing and having the gauge on the side leaves the glass top clear for viewing the process. It's fun to put marshmallows in and let my 7yo learn some things. It holds the vacuum really well. I pulled it to -29.5 and left it for 24 hours and held without issue. The glass lid is heavy and it seals quickly and the chamber walls/floor are thick and sturdy. The gauge and valves that come with it are sturdy and work very well with the chamber and the silicon mat is thick and appears very well made. It's packed really well and arrived quickly with no damage. If I had to nitpick on something, it would be the rubber washer used for the gauge on the inside of the chamber. You've got to tighten the inner nut quite a bit to squish the washer enough to ensure it seals properly. See picture. Having a thicker washer, or maybe one that's a bit more solid would help it seal a bit easier. Otherwise 5 stars all around. ... show more
Reviewed in the United States on July 6, 2020 by Massoger Massoger

  • Works well: practice in advance, not too hard to get the hang of
Size: 1.5 Gallon Style: Chamber & Pump
This worked really well for vacuuming silicone molding material before pouring. Because of the other reviews, I did use it outdoors, but I didn't detect any spewing of oil into the air. I did purchase non-misting vacuum pump oil to go with it. The directions that come with it aren't great, but I was able to figure it out, in particular, where the air filter was supposed to go on the air intake valve. It's important to open and close the valves in the proper order, and to practice first before you mix up your solution and turn on the pump. 1. Close air intake valve. Open vacuum pump valve. 2. Turn on pump until the needle stops moving. 3. Close vacuum pump valve. 4. Turn off pump. 5. Wait. Chamber maintains the vacuum. 6. Open air intake valve. 7. Repeat as needed. "Close" in this case means, "turn the valve handle toward you, at 90 degrees to the pot" and "open" means "turn it 90 degrees in the other direction, parallel to the hose." ... show more
Reviewed in the United States on November 18, 2025 by Beth L.

  • Great chamber, Great lid, Cheapen out on the gage assembly.
Size: 5 Gallon Style: Chamber
Love the size of the tank, I needed a larger diameter tank - not a taller one. Most 5 Gallon tanks are taller, this one is wider. Tank quality is solid. Lid quality is solid. I don't like the valve/gage quality. My smaller tank of half-the-price had better valves and worked right off the bat. This one even with light tightening, firm tightening, and tight-tightening, has yet to keep the vac solid. My much cheaper tank will hold -30hg for 4 days without touching it. This one I've yet to have it not loose 2hg within 3 hours. Tempted to just contact the cheaper-pot company and ask them for a gage set instead. ... show more
Reviewed in the United States on February 2, 2026 by Justin

  • Nice product
Size: 3 Gallon Style: Chamber
Nice size for epoxy debubbling, with a decent pump it works pretty quickly. Lid seal seems to be sturdy and haven't had any issues so far.
Reviewed in the United States on October 31, 2025 by MATTHEW

  • Prob good product not plagued with manufacturing errors
Size: 3 Gallon Style: Chamber & Pump
I am of the mindset mistakes happen, but having 3 easy to spot manufacturing errors happen at once is just silly. When I found the pump I ordered was missing the gauge and glass that keeps the oil from spilling out I chalked it up to just a freak mistake. I contacted the seller and after a few days got a response and they issued me a $90 return to buy new pump locally (or they offered to replace it with a new but weaker airpump). I felt like I was loosing some money but was easier then mailing back everything, besides I really loved the design of the tank and the lid, looked very nice. After getting the new pump I hooked it in and realize the entire setup for tank free rotates with no way to safely tighten the nut (seller advised againts it). Also the air release/intake handles were put on backwards so they hit the tank when you try to open them. While on most things I would grin and bare it and try to make this work, this is a tank that could implode if it was faulty so didn't take the risk and refunded whole thing. In short, 3 different manufacturing errors (one of them being completely detrimental). The only good part about this was how nice the tank itself and lid looked and how friendly (but on script) the sellers were. But sellers took about 3 days for each reply which made communication unpleasant. I almost reaordered a new one cause what were the chances of having more defects, but I was too spooked too. I really did wish I could've have used it in the first place. ... show more
Reviewed in the United States on August 28, 2021 by Glider Glider

  • Excellent. Worth the money
Size: 5 Gallon Style: Chamber & Pump
I was a little worried about buying this for my resin projects. Seems some of the reviews are hit and miss. I took it out of the box, put in the oil and pulled a vacuum. What you see on the dial in the picture is what it stayed at for the whole time for 24 hours! Never moved. I know I have a good seal and the pump is working. A couple of things... 1) It came with a filter (see picture) but the manual doesn't mention where this is supposed to go. FYI the manual is pretty good for the most part. 2) Came with oil and the whole bottle filled it to about the middle of the min and max marks but when it was pulling a vacuum I could see either a mist or a bit of smoke coming from the top of the fill cap. Not sure this is normal but it still pulled a vacuum. 3) There is a thin mat that comes with it (see picture) but again I have no idea what this is used for. 4) The gauge and valve mount are a bit flimsy as it just goes thru the side of the pot and then a nut holds it on. I had to crank mine down a bit to secure it. They do give you extra rubber washers (seals) so if they are damaged you can replace them. All in all it looks well made and works. Came well packaged too. Can't wait to put it to use. ... show more
Reviewed in the United States on June 8, 2020 by Super Dave Super Dave

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