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10 votes
Accepted

Can you hook up two shop-vacs in parallel to increase airflow through a dust collection system?

This could work, but you would want them setup to run in parallel, and not in series I would think. For example at the end of your ductwork, you have a Y that splits right into the two vacuums. My ...
Jacob Edmond's user avatar
  • 1,838
8 votes

Respirator / Dust mask for hand tools?

My hope is that in general hand tools will not produce fine enough dust to be concerned with. While it is now fairly widely known that the finer dusts are the most hazardous (as produced primarily by ...
Graphus's user avatar
  • 66k
7 votes
Accepted

Can you use Festool dust extraction with non-Festool tools?

Yes this is not a problem however you won't get the anti-static properties. Depending on the tool you might need an adapter to match the tools dust port size.
Steven's user avatar
  • 4,788
7 votes
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How to connect dust port from Dewalt table saw to Shop Vac?

You would use this type of adapter which you can obtain from any of the big box stores in the shop vac department. This adapter kit handles 2 1/2, 1 7/8, and 1/1/4 hoses. This link for adapter ...
Programmer66's user avatar
5 votes
Accepted

Dust Control on a Table Saw Not Intended for It?

There are many ways to adapt contractor-style table saws to dust collection systems. They all tend to follow a common blueprint, but naturally they range from simple to complex, depending on how much ...
Katie Kilian's user avatar
  • 2,772
5 votes
Accepted

ShopVac with Cyclone hoses, 2.5 or 4.0?

You definitely do not want to decrease your hose size as you get closer to the dust collector/vacuum. Just about every shop I have worked in has had confusion over dust collection piping, usually ...
Jacob Edmond's user avatar
  • 1,838
5 votes

What can you use instead of PVC pipe for your dust collector?

For my system I used 4" diameter sheet metal flues for all of the runs with corrugated flexible tubing from the machine to the metal flues. It's light weight and easy to hang. Readily accommodates ...
Ast Pace's user avatar
  • 3,667
4 votes

What can you use instead of PVC pipe for your dust collector?

There are many different kinds and searching for Dust collection hose at amazon gives a whole list of stuff. However I personally have these two in my shop. (source) and (source) The first is ...
bowlturner's user avatar
  • 16.1k
4 votes

Can I put more than one extractor on a dust collection system?

I had the same thought when I was setting up my system (since I have two units). I did quite a bit of research and came to the conclusion that using two units in parallel is not a good idea. The two ...
kguay's user avatar
  • 161
4 votes

HPLV vs HVLP dust collector

A shop vac has high pressure (lots of suction) but it has a low volume so you do need to be fairly close like hooking it to your sander directly (and they have the extra problem of clogging quickly ...
bowlturner's user avatar
  • 16.1k
4 votes
Accepted

Is using a wet & dry vacuum cleaner suitable for use as a dust extractor?

A shop-vac (generic use, not the name brand) will work just fine for light-duty dust collection. Particularly when the dust stream is run through a cyclone collector. The cyclone collector will ...
FreeMan's user avatar
  • 6,753
4 votes

How to connect dust port from Dewalt table saw to Shop Vac?

Thanks to some of the comments I figured out the solution. I was thinking about this wrong! I was looking for a hard plastic adapter that would go right on the dust port of the table saw. After ...
Corey Burnett's user avatar
3 votes
Accepted

PVC duct for dust collection: Glue the pipe and fittings together, or will tape suffice?

I've had a similar 4" PVC duct system with approx 50' of pipe, a large debris cyclone can, and three gated openings running for years without any glue. The system is run by a 1.5 HP industrial two ...
Ashlar's user avatar
  • 8,454
3 votes
Accepted

Vacuum pre-filter for large objects

You can put a rudimentary filter at the tool side. For filtering out just the super large chunks it is enough that the air changes direction and cannot pull the those along. An airtight box with ...
ratchet freak's user avatar
3 votes
Accepted

Will this setup severely reduce the CFM from my dust collector?

Yes, you just murdered your CFM. In short: Any cyclone adds resistance Sizing down from 4" to 2.5" or 1.5" reduces CFM because the cross-section of the pipe is dramatically reduced Flex hose adds ...
rob's user avatar
  • 18.8k
3 votes

What advantages does a dust collector have over a shop vac?

I don't have much experience with a dust collector, but I recently switched to one after extensive use of a Shop-vac and here's what I discovered: Shop-vac I had purchased the Shop-vac 14-Gallon 5.5-...
Amereservant's user avatar
3 votes
Accepted

Cloth covered flexible ring or a bag clamp in a dust collector?

I sent Delta an email: From: Jason C Sent: Tuesday, March 08, 2016 8:15 PM To: Customer Care <[email protected]> Subject: 50-767 dust collection bag mounts The 50-767 offers ...
Jason C's user avatar
  • 5,603
3 votes
Accepted

Are small garage floor concrete chunks bad for my new dust collector?

If you have the typical vortex dust collector, the material being pulled through the hose should enter the cone and be separated from the air stream prior to it reaching the impeller of the vacuum ...
fred_dot_u's user avatar
  • 2,899
3 votes
Accepted

Is there a Bagless Dry Vacuum for Shop/Garage Use?

The cyclone folks make a version that is sized for a 5-gallon bucket. You can combine that, with a small shop vacuum, on a roll-around cart. There are dozens of examples of these carts on youtube, ...
aghast's user avatar
  • 296
3 votes
Accepted

Where are the dust extractor classes officially defined?

After a bit of research it appears that the definition you are looking for is included in appendix AA of European Standard DIN EN 60335-2-69 link here. This chart, which I found here points the way. ...
Mark's user avatar
  • 421
2 votes

Why and when should I wear a dust mask?

I'm new to sanding. I have just taken up furniture restoration as a hobby. 4 days ago I sanded outside for 2-3 hours with out a mask. I have been in bed 2 days solid so far with flue like symptoms and ...
Sarah's user avatar
  • 21
2 votes

ShopVac with Cyclone hoses, 2.5 or 4.0?

Generally, folks use 2.5" hose for shop vacuums, which work at a high pressure differential but low volume, and 4" hose for dust collectors, which are designed to move more air but usually operate at ...
keshlam's user avatar
  • 9,191
2 votes

Can I put more than one extractor on a dust collection system?

I tee'd my van into my extractor line (before the cyclone separator) and made the following casual observations without any data or : It did appear to demonstrate some additional suction This ...
Oli's user avatar
  • 487
2 votes

PVC duct for dust collection: Glue the pipe and fittings together, or will tape suffice?

Tape'll do it. We've got a professionally-installed steel ducting system in our large joinery workshop, and we've since added some parts, offshoots etc. just with duct tape and it works just fine. ...
WhatEvil's user avatar
  • 3,948
2 votes
Accepted

Can I use the filter from a shop vac on my dust collector?

The issue with using the shop vac filter is not a matter of inside-out versus outside-in. The filter works better outside-in because the pleats are able to hold more dust on the outside but the filter ...
Chuck S's user avatar
  • 859
2 votes

Dust collection for my shop

There are many adapters and reducers available for dust collection hoses and fittings. Here is a link to one: 4 to 2 1/2 reducer. Will the reduction reduce the ability of the dust collector? Sure, ...
static_cast's user avatar
2 votes
Accepted

Is a wet/dry shop vacuum (5HP) noisier than a 3/4HP dust collector?

Dust collectors are high cfm with lower negative pressure, where as a shop vac is lower cfm and higher negative pressure. Most of the large shop vacs have been more noisy or at least a more irritating ...
Monte Glover's user avatar
2 votes
Accepted

Dust collection - Do proper shop vacs/dust collectors eject much air?

Do proper shop vacs/dust collectors eject much air? Yes. All the air that a dust collector or shop vac sucks in, which is a lot, has to come out somewhere. Exactly how the air is returned varies. ...
Caleb's user avatar
  • 9,573
2 votes
Accepted

Green wood (for turning) and mold risk

This just seems a little nuts to me. Even the wettest wood that will spray you with moisture as you turn it isn't going to make that much difference in a large dust collection system. and if it's ...
bowlturner's user avatar
  • 16.1k

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