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Showing results 1 to 16 of 16
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Search: Posts Made By: jeff meeks
Forum: Professionals' Hangout 01-31-2019, 05:31 PM
Replies: 27
Views: 990
Posted By jeff meeks
Jeff, I think that's the big question. no doubt,...

Jeff, I think that's the big question. no doubt, the drain will eventually become clogged or slow down enough to allow water to back up into the mud bed between the membranes. Maybe it would drain...
Forum: Professionals' Hangout 01-30-2019, 11:10 PM
Replies: 27
Views: 990
Posted By jeff meeks
cx, I wasn't proposing an actual experiment, more...

cx, I wasn't proposing an actual experiment, more of a thought experiment and discussion.

I believe that the installation of membranes over a traditional system has been done in the transition...
Forum: Professionals' Hangout 01-30-2019, 06:09 PM
Replies: 27
Views: 990
Posted By jeff meeks
cx thanks for the message and the link. This is a...

cx thanks for the message and the link. This is a great video. I think it shows just how important the mix is. The real proof that water is going through the mud to the liner and not just getting to...
Forum: Professionals' Hangout 11-20-2018, 09:12 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
When I pour the cup straight onto the mud bed it...

When I pour the cup straight onto the mud bed it rolls down it leaving a wet trail. My mix was 5:1 using the quickcrete and sand and I packed it into the form and slapped it with a trowel a few times...
Forum: Professionals' Hangout 11-20-2018, 02:21 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
Evaporation was mentioned as a mechanism of where...

Evaporation was mentioned as a mechanism of where the water goes. The first take away is that after the initial wetting of the surface the water seems to penetrate very slowly. It does not flow...
Forum: Professionals' Hangout 11-20-2018, 06:08 AM
Replies: 45
Views: 1,727
Posted By jeff meeks
So I left the setup overnight and after 7 hours I...

So I left the setup overnight and after 7 hours I had another look at it when I got up. The cup of water had soaked into the mortar and the last 6" of the bed was damp. There was no water on the...
Forum: Professionals' Hangout 11-19-2018, 07:10 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
I've used some silicone to seal a plastic bottle...

I've used some silicone to seal a plastic bottle to the mud pan. It's a bottle that has a screw off bottom so the open end is about 1" in diameter. I poured a cup of water into it and waited. After...
Forum: Professionals' Hangout 11-18-2018, 08:49 AM
Replies: 45
Views: 1,727
Posted By jeff meeks
Yes, there are going to be numerous variations. ...

Yes, there are going to be numerous variations. I'm just trying to get a rough handle on the time. My experiment will yield practical results for my mortar mix, water input flow, and slope. This is...
Forum: Professionals' Hangout 11-17-2018, 09:11 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
I think we could come up with a million different...

I think we could come up with a million different mortars and other variables as has been mentioned in this thread. So this test is for quikcrete topping mix 2:1 with sand. If someone wants to do 5:1...
Forum: Professionals' Hangout 11-17-2018, 05:44 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
So the test is underway. I built a form and lined...

So the test is underway. I built a form and lined it with poly and 2x4s so the depth of the dry pack will be 1.5". I tried to get as many of the creases out as I could, but there are still...
Forum: Professionals' Hangout 11-16-2018, 10:36 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
How wet a shower bed stays is going to depend on...

How wet a shower bed stays is going to depend on a lot of rates...rate of water in, rate of absorption at the surface, rate of travel through the bed and out of the drain and also rate of...
Forum: Professionals' Hangout 11-13-2018, 10:20 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
The article is testing cement mortar ie just...

The article is testing cement mortar ie just cement and water...there is no aggregate. It finds that in that, the more water you add influences how the calcium silicate hydrate crystals form and you...
Forum: Professionals' Hangout 11-13-2018, 07:39 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
The technical papers I have read say that the...

The technical papers I have read say that the final mortar becomes more permeable the greater the water to cement ratio because the hydration reaction creates more pores and more connected pores,...
Forum: Professionals' Hangout 11-13-2018, 06:22 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
I know that the higher the water to cement ratio...

I know that the higher the water to cement ratio the weaker the resulting concrete/mortar, but it will end up more permeable....so I imagine having a lean cement to sand dry mix mortar is sort of a...
Forum: Professionals' Hangout 11-13-2018, 04:05 PM
Replies: 45
Views: 1,727
Posted By jeff meeks
No specific problem with my shower as I had...

No specific problem with my shower as I had Hydroban installed, but in the process I got to thinking about shower pan liners particularly because I live in MA and copper pans are still in use. I...
Forum: Professionals' Hangout 11-13-2018, 07:33 AM
Replies: 45
Views: 1,727
Posted By jeff meeks
"Perk" time through a mortar bed?

Is there any research or numbers on the amount of time it takes for water to drain through a mortar bed and then follow the pan liner to the drain. I imagine its a function of gravity, the grain...
Showing results 1 to 16 of 16

 
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