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Paint Booth Exhaust

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Paint Booth Exhaust
Posted by CRIP 4376 on Wednesday, November 29, 2017 4:33 PM

We are building a new house and I am planning to put a paint booth in the basement.  I would like to hear how others have penetrated the wall and exhausted to the outside.  What did you use and how did you do it?

Ken Vandevoort

 

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Posted by davidmurray on Wednesday, November 29, 2017 4:48 PM

It would be easiest to go through the wood sitting above the concrete that forms part of the floor structure.  Do it the same as a dryer vent.  Maybe have the construction people put in a second dryer vent where you want the paint booth.

Dave

 

David Murray from Oshawa, Ontario Canada
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Posted by maxman on Wednesday, November 29, 2017 5:59 PM

My house has window wells with small rectangular windows to allow some light into the basement.  These have two panes.  You can purchase an aluminum insert to replace one of the panes.  The insert comes with an appropriately sized hole to accept a dryer size hose.

But if your house is being built, the previous poster probably has a better idea.

You do need to take the opening location into consideration.  You probably don't want the exhaust opening to be under a window on the first floor that might possibly be opened, or near a spot where you will put a patio or deck.

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Posted by kh25 on Wednesday, November 29, 2017 6:02 PM

i sometimes want to vent the exhaust into my in-law's room

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Posted by mbinsewi on Wednesday, November 29, 2017 8:31 PM

kh25
i sometimes want to vent the exhaust into my in-law's room

OK, well, Dave's idea is good, through the sill, box sill, as it's called someplaces, the area where the floor joist sit on top of the foundation wall, and, if the vent comes from some sort of hood, covering your painting area, you could put a damper in it, so when your not using it, you can turn the damper off, and stop cold air from coming in.  And, insulate the exhaust pipe as well, at least a foot or so, to help with any condensation problems. 

With todays forensic ability, your method just might catch up to you.

Mike.

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Posted by G Paine on Wednesday, November 29, 2017 10:35 PM

davidmurray
It would be easiest to go through the wood sitting above the concrete that forms part of the floor structure.  Do it the same as a dryer vent.  Maybe have the construction people put in a second dryer vent where you want the paint booth.

Dave

I did the same thing in my last 2 houses, installing a dryer vent kit through the wood above the concrete foundation. Try to  choose a location away from windows that would be open during warm weather so the fumes will not blow back into the house. If not possible close those windows when painting.

George In Midcoast Maine, 'bout halfway up the Rockland branch 

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Posted by Eric White on Thursday, November 30, 2017 9:04 AM

I have glass-block basement windows with a vent window in them. I took out the vent window (It's screwed in) and cut a piece of plywood to fit, then cut a hole in that for a dryer vent outlet.

I bought my spray booth used, and it had a weighted damper in it. Airflow causes it to open, and then gravity pulls it shut when the airflow stops. Seems to be doing reasonably well keeping the cold out.

Eric

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Posted by SeeYou190 on Thursday, November 30, 2017 9:23 AM

I need to run a dryer vent through the side cement block wall of my garage for my spray booth exhaust.

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I don't have a basement, or cold weather for that matter.

.

-Kevin

.

Living the dream.

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Posted by dknelson on Thursday, November 30, 2017 6:02 PM

I have an heretical suggestion - even if you have (or will have) a basement, consider whether there are places to have the spray booth and its venting NOT in the basement but upstairs.  I say that because IMHO (and I am not a doctor, nor do I play one on TV) I do not think a basement really ever qualifies as the "well ventilated location" that the experts suggest even with a good spray booth. There is also the warning to keep the spray booth area well away from open flame sources such as gas hot water heaters, furnaces and -- if there are still such things (there were when I was a kid) gas powered refrigerators and freezers.

Dave Nelson

 

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Posted by Lone Wolf and Santa Fe on Thursday, November 30, 2017 9:22 PM

SeeYou190

I need to run a dryer vent through the side cement block wall of my garage for my spray booth exhaust.

.

I don't have a basement, or cold weather for that matter.

.

-Kevin

.

 

It might be best to run the duct up the wall and out of the eaves if possible. If the cinderblock is hollow then you can bust through it with a chisel or hammer drill and then patch the whole after you install the vent duct. If the wall is solid then you will have to use a concrete hole saw and bore through it which will require water to do it properly. And hopefully you don’t hit rebar. Or if you don’t mind patching up a mess you can make several holes with a hammer drill and bust out the middle. You can rent a large Hilti hammer drill from a rental yard.

Modeling a fictional version of California set in the 1990s Lone Wolf and Santa Fe Railroad
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Posted by CRIP 4376 on Thursday, November 30, 2017 11:09 PM

Thank you for your responses.  I wasn't exactly sure how to do it until I read your suggestions.  The basement will have no windows other than an escape window in the guest bedroom and I can't paint in there.  My inlaws have passed, but I wish my father-in-law was still around.  I will use a dryer vent through the sill and will avoid being under a window and it will not be close to a natural gas fixture.  The dryer vent I hope to use is a Lambro 289W.  We have used these in a couple of houses with clothes dryers.  They open up only during use and completely seal off for weather, bugs and varmints when not in use.  I will have to experiment to see how much pressure will make them open.  The portion through the sill will be a PVC pipe and it will be very short.  The house location will be on the highest point in a small town and it can get very windy up there and probably very cold.  The view is fantastic, especially to the north - BNSF Chicago to Denver main with a passing track on the north track and it is very close.  The California Zephyr goes by in 7 seconds.  The chainsaw has been busy on my side of the fence.   Thank you, again.

Ken Vandevoort

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Posted by dehusman on Thursday, November 30, 2017 11:20 PM

I told my builder I wanted a "dryer vent" at a specific spot in the wall, he ran pipe up the wall above the foundation and vented it outside befor the drywall or siding went on.

Dave H. Painted side goes up. My website : wnbranch.com

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Posted by riogrande5761 on Friday, December 1, 2017 7:11 AM

davidmurray

It would be easiest to go through the wood sitting above the concrete that forms part of the floor structure.  Do it the same as a dryer vent.  Maybe have the construction people put in a second dryer vent where you want the paint booth.

Dave

I just purchased a home built in 2005 and just had a Radon system put in; the contractor just holed though the wood above the concrete froms which are around the bottom of the outside of the house.  It looks like an ideal way to vent a booth too, which I need to set up also.

Rio Grande.  The Action Road  - Focus 1977-1983

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Posted by Lone Wolf and Santa Fe on Friday, December 1, 2017 12:53 PM

I just patched a hole in my real dryer vent duct so I should tell people do not use a dryer vent duct because they are not very strong and will eventually break. Instead use the aluminum or sheet metal style of duct like the kind that is used for a bathroom exhaust fan. And speaking of fans, use a squirrel cage style fan so the paint doesn’t blow through the motor.

Modeling a fictional version of California set in the 1990s Lone Wolf and Santa Fe Railroad

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