Questions tagged [waterproofing]

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13
votes
1answer
6k views

How do I correctly install ceramic floor tile?

How do I correctly install ceramic floor tile? There's lots of talk about using backerboard and waterproofing membranes, what an acceptable floor deflection is, different grout and thinset additives, ...
6
votes
3answers
59k views

When should a waterproof membrane be installed for shower tiling?

For what kinds of wall structure - tile type combinations a waterproof membrane should be used between walls and tiles?
29
votes
9answers
213k views

I have a basement floor with lots of moisture, can I paint or seal it to make it waterproof?

My basement has a slight dampness issue, where if I leave things on the floor they will get wet. There are no leaks and no standing water, the moisture seems to be wicking up through the concrete. I ...
6
votes
1answer
9k views

How do I install electrical through existing stucco (e.g. “old work”)

Is there such a thing as an "old work" stucco junction box? Rather than cutting and flashing a 4" hole for a new junction box, can I cut a 1/2 hole for the non-metallic cable, and attach some sort of ...
2
votes
4answers
47k views

Is it OK for OSB3 boards to get wet during construction?

In the UK it rains, as you know. a lot. Is it OK for OSB3 boarding to get wet now and then during the construction of a building? or will it be completely destroyed like chip board or MDF (which ...
3
votes
2answers
7k views

Should I use solid concrete or cement block for an egress window well?

I am having some contractors build a window well for an egress window at my house. I have the option of doing solid concrete walls for the window well, or cement blocks (which he said he will fill ...
0
votes
2answers
54 views

Are water and vertical cracks normal for full height crawl space? [closed]

I am thinking about purchasing a home that is set on top of a crawl space (see image). The crawl space has the full height of a basement, windows and a door leading outside in the back. It has French ...
13
votes
4answers
3k views

How important is Tyvek/house wrap for a house with metal siding?

I'm building a tiny house and it will have metal siding. My dad has worked a lot of construction and says he's never installed a house wrap for a metal building in his life. Most info I can find ...
6
votes
5answers
28k views

Is mortar waterproof?

I was advised by a professional that mortar is waterproof, however sources online are telling me that it's not. So is mortar waterproof or not? Does waterproofness vary by mortar classification (e.g. ...
2
votes
5answers
19k views

How do I secure a copper pipe going through a wall?

What kind of clamp would be appropriate for securing a 1/2" copper pipe that's run through a wall to the outside to a hose bib? I'll accept a general answer. In my particular case it's a stucco wall ...
2
votes
5answers
20k views

Should Caulk be used around vinyl windows

I purchased a new home last year and all the windows installed are vinyl. My previous home built in 1999 had wooden windows. My question is are all the exterior windows needing to be caulked? I know ...
3
votes
2answers
2k views

How should I waterproof a concrete roof?

We have a 28y/o Medical Clinic in a remote area of Haiti. The roof is concrete and has one coat of DryLoc on it which is lifting off in many areas. The roof is 136' X 35' with a very slight pitch to ...
3
votes
4answers
29k views

Correct order of operations for caulking + sealing bathroom tile?

Around my bathtub I have tile, and the old latex caulk where the tub and tile meet is cracked so I've removed all the caulk and am ready to put new silicone caulk down. However, I would also like to ...
2
votes
1answer
4k views

How can I stop this water from entering my basement?

I have water issues in my basement - as you can see, it comes in via some cracks between my basement floor and the concrete pads that the washer/dryer sit on. I am working on fixing the problem from ...
2
votes
2answers
30k views

How do I prevent water from streaming into my driveway?

Here's pictures of what's happening - taken yesterday (June 1st 2015). I'm struggling with water drainage problems on this old gravel driveway. When it rains - all the water streams from the ...
2
votes
2answers
3k views

Can I caulk over cracked grout (shower floor) as a temporary fix?

We have an older shower, with 1x1 tiles on the floor. Some of these, the grout has started to crack, and we want to prevent water damage. However, we've exhausted our renovation budget for the year, ...
1
vote
1answer
767 views

Are molds dangerous to health if they are not in my own apartment?

I need a help to decide if I will move out from this building because of mold and health risks. Is it dangerous to live in a buliding in which the hallway is full of mold? I've been reading about ...
1
vote
1answer
3k views

Alternatives to conventional weep screed, for stucco to the ground homes?

I live in one of millions of older homes that have stucco applied right to the ground, like so: There's really no way to retrofit a conventional weep screed here. Lowering grade is not feasible ...
1
vote
1answer
446 views

Water leaking behind gutters

I'm a new homeowner and found that water is getting behind my gutters and was hoping someone may have a solution for me. Here's the gutter: Edit: Additional pictures below Video here: https://imgur....
1
vote
2answers
628 views

Where do I need to drain the footing drain when I waterproof a basement from outside

I am planning to waterproof a basement. (please see the attached picture). I would like to know if the component labeled collector on my attached picture is needed. Since my lot is virtually flat I am ...
0
votes
3answers
870 views

Managing water entry at garage door during high winds on rainy days

I have a garage floor that's level, and the driveway slopes very slightly away from the garage door. On rainy days, I don't have any issues with water entry, but on high-wind days, the rain hits the ...
0
votes
2answers
2k views

Using dirt to grade away from foundation. Good idea or not?

A reputable/recommended house inspector suggested that we can just pile up dirt to create a grade that will prevent water from collecting around our foundation. We have a crawl space so the dirt will ...
0
votes
1answer
2k views

Moisture barriers when finishing a basement?

So I know this is kind of a rabbit hole question -- mostly because I've been down that hole for the last month reading articles that disagree with each other. I'm hoping the folks here can give me a ...
0
votes
1answer
197 views

temporary roofing repair

Ok so we have a shingle roof that needs to be replaced. We are having some lumber logged off to pay for the repairs. We need to make it for about another 3 months. I was planning on using half inch ...