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running dehumidifier while epoxy drying

gkron

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Mar 21, 2009
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Are there any issues with doing this? There is the possibility of rain overnight and I'm having the first coat put down today. I figured it would help in case the humidity gets high in the garage. I can leave the door to my mud room to the garage open and run it from there.
 
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dcs Inc

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Rhino, You are incorrect. In fact, I have a class coming up on the 15-16 of June in Indy, I'd like to invite you over to learn a few things. I'll forgo my normal class fees if you are interested.

High humidity plays a negative on ANY epoxies. gkron, if it isn't too late, run the dehumidifier. It will save your project if the humidity is approaching 75% or greater. gene, Elite Crete of Indiana
 

dcs Inc

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You can go to a wal mart and get a hygrometer. (ask where they are) Get the digital one. About 12 bucks. This will give you the humidity and air temp readings. Good luck, let us know how things go.
 
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gkron

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Mar 21, 2009
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dehumidifier has a digital display showing the humidity reading...at this point i don't want to know what the reading is....i want to sleep tonight....nothing i can do now
 
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LegacyIndustrial

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gkron:

Was this the money coat or the primer?
Our crew installed a primer coat today and we have rain too.

This is pretty much an unavoidable scenario when you do this daily.

The best you can do is keep it dry, check for surface moisture in the morning.


Give us more details when you get a chance, product, primer/topcoat/clear coat??
 
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jordan369

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Unless the area is sealed with dehumidifier running it probably won't do much good. Unless you have excessive humid conditions you should be fine.

Mike
 

Ultimate Floors by Rhino

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Rhino, You are incorrect. In fact, I have a class coming up on the 15-16 of June in Indy, I'd like to invite you over to learn a few things. I'll forgo my normal class fees if you are interested.

High humidity plays a negative on ANY epoxies. gkron, if it isn't too late, run the dehumidifier. It will save your project if the humidity is approaching 75% or greater. gene, Elite Crete of Indiana

Just a difference between what Rhino's epoxy and other brands of epoxy are designed for then.
 
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rlitman

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High humidity plays a negative on ANY epoxies.

It shouldn't. Most epoxies will set just fine UNDER WATER.
However, if humidity is high enough to cause condensation on the surface, I expect that could affect it's gloss.

OTOH, a dehumidifier will also raise the temperature of the space, and that will make the epoxy set faster.
 

dcs Inc

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OK, I'm not going to get into an argument here. I'm sure you guys know your stuff but...
Heavy air, (high moisture levels) causes the air to descend increasing surface tension, increasing chances of fish eyes with any epoxy. There are epoxies made for wet areas, oily areas, vertical areas and yes, even under water applications. These additives either increase cost, decrease wear ability and clarity, are softer and/or are less scratch resistant.

High humidity increases the chance of surface moisture before application. As far as an increase in air temps as the moisture levels decrease, one can argue that point of the amount of increase to effect the drying times noticeably. I teach to increase temps and then have the temps descending when application starts forcing moisture back into the concrete. These little tid bits are to make for easy sailing when applying any epoxy on the market, not just Elite Crete Systems epoxy. gene
 

rugerlady

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I agree, humidity is not epoxy's friend. I disagree that only quality epoxies will have issues with humidity.
 
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gkron

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Mar 21, 2009
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so far so good.....primer coat is dry main coat next in a few hours....waiting for temps to start to drop....forecast looks good.
 
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