Anyone using bags inside of their gun cups??

OJ86

Promoted Users
Honestly I am so tired of spending money on disposable cups, i recently watched a video on youtube and the guy had what looked like a ziplock bag in his cup, sealed up and was spraying upside down and everything.. Anyone on here use a system like that?

pic for reference...

DEVOMX-70-K48-03-2.jpg
 
I use them in both my primer and top coat guns. You can easily open them up and re-fill them during a spray session so you don't go through a ton of bags. I really like them but I've never tried the disposable cups. I forgot to add, they are called DeVillbis E-Z liners
 
orangejuiced86;n75914 said:
I was thinking about going the even cheaper route and using glad bags.


The EZ-Liners are quite thick and are solvent resistant. You'll probably end up with a melted pile of crap in your cup if you try to cheap out with Glad bags.
 
Do they really make clean up that much easier? I would think once you pull the bag and plug out the remaining contents would still make a mess.
 
I've been using the DeKups for years now and I have a few issues with them, but i hate the price.

As far as cleanup with the dekups, i can clean my gun with about 8oz of thinner as opposed to a qt when having to wash the cup out.
 
[QUOTE='68 Coronet R/T;n75931]Do they really make clean up that much easier? I would think once you pull the bag and plug out the remaining contents would still make a mess.[/QUOTE]


When you're done spraying, turn the gun upside down and pull the trigger (air dis-connected of course) to allow the material from the tip back to drain back into the bag. With the gun still upside down, take the cup lid off and remove the bag. All the unused material will still be in the sealed bag with absolutely none in the cup. Clean up is a breeze.
 
jwd;n75916 said:
The EZ-Liners are quite thick and are solvent resistant. You'll probably end up with a melted pile of crap in your cup if you try to cheap out with Glad bags.

For what is worth.. A few years back when I had an account with a rental car place and was shooting 5-6
bumpers a day I had the 3M PPS system and was using regular ziplock bags inside the regular liners.

Was shooting Wanda with SPI reducers and the 2100-1 clear without problems. I would use a clean lid to shoot the clearcoat, then I would rinse that lid and reuse it for basecoat, after that it was sent to the trash.

For higher end work I don't know if I would chance it though, one spill on a hood or roof and all the savings are gone.
 
I've been using them for years. When I first got my Dev. OMX when they first came out. Clean up is fast and the other benefit (which is huge) you can spray upside down if you have too the bag will keep the gun feed at all times just burp the bag and your good to go.
 
I took a quick look and the setup looks to be about a buck a bag if you are not using cheap substitutes, is that right?
 
crashtech;n75980 said:
I took a quick look and the setup looks to be about a buck a bag if you are not using cheap substitutes, is that right?


That's pretty close. The last ones I bought were about $40 delivered for a kit of 48 bags.
 
I found a broken one on eBay for $300 and fixed it. Best money I ever spent, and maybe my luckiest purchase ever.
 
paper towels are cheap . i wipe out my cup then wipe with a towel with solvent then rinse with my squirt bottle. i use very little solvent and it beats hell out of a buck a bag . but i dont mix 10 times a day either .
 
You'd have a hard time talking me out of my pps stuff. I don't like cleaning cups and I can leave epoxy in the cup and work out of it for several days until the Epoxy kicks off. I've never used the liners in original cups though.

Cost sucks but I pass it along to the customer for a convenience to me.
 
I didn't realize that some were on such a tight budget. I just finished a complete paint job from the epoxy on the bare metal to 4 coats of UV clear and everything in between. I used about $10 worth of cup liners and about 1 qt. of thinner for clean up.
 
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