Questions tagged [waterproofing]
The waterproofing tag has no usage guidance.
632
questions
0
votes
0
answers
9
views
Where to use kerdi band around shower curb
I am installing a polyiso board (the product is called GoBoard) around a 4” high stacked 2x4 shower curb. The shower curb sits on top of a newly installed 3/4” plywood subfloor. I plan to install 1/4” ...
- 77
23
votes
3
answers
3k
views
Does this downspout design make sense?
I've recently started smelling a musty smell in my upstairs bedroom. The bedroom closet just happens to be where the downspout from the main roof drains onto the roof for my garage and creates a kind ...
- 231
2
votes
3
answers
65
views
How can I waterproof an exposed porch with a basement room underneath?
I am replacing a front porch, it currently is an elevated porch with your typical dirt and debris underneath, and it is an open porch. I intend to excavate a new basement room underneath it, cutting ...
- 21
0
votes
1
answer
19
views
How to waterproof foam and pipes coming up through concrete ground
I have a bundle of foam and pipes coming up through the concrete ground in my backyard for my HVAC equipment. There is no conduit and the pipes and foam is all in ground contact and the concrete was ...
- 1,073
1
vote
1
answer
41
views
Tar and nails failing on roof boot. How to fix?
The nails fastening my roof boot to the shingles are rusting, and the tar around the nails looks like it’s failing as well.
What would be the proper steps to fix this?
- 279
2
votes
0
answers
25
views
Should I install an interior perimeter drain in my basement?
This fall I bought a house in Providence, RI, built around 1930. The house is on about a 7% grade, which steepens more in front of the house down to the street.
The previous owners “partially finished”...
1
vote
1
answer
38
views
Do I need to repair the "plaster cement" around my drain?
My linear shower drain clogged so I removed the drain grate and unclogged it. Now I have some spaces between the tile and the drain channel. This gap was filled with some sort of plaster cement but I ...
- 11
0
votes
0
answers
20
views
J Trim/Channel in metal building options
I recently had a metal building put up, that is going to be my residence. I like everything about it, except how the windows were put in. I'm not very familiar with steel buildings, so I'm not sure ...
- 143
7
votes
7
answers
1k
views
How to fix water missing gutter? [duplicate]
When it rains, water from the second floor downspout misses the first floor gutter on the right side and comes down the siding (as shown below). You can see the evidence (vegetation) growing to the ...
- 151
2
votes
2
answers
58
views
How can we detect or redirect a water leak from a 2nd floor toilet?
Last year we had a water leak in the drain pipe of our 2nd floor toilet. It dripped onto the 1st floor kitchen ceiling and created a soft, discolored spot over time. That's how we discovered it. We've ...
- 153
2
votes
0
answers
34
views
Should I treat my sill plate and rim joist before insulating?
Original 1943 construction with an unfinished full-height basement that I'm beginning the process of converting to habitable space. There are various signs of historical water damage on some of the ...
- 121
0
votes
0
answers
29
views
Penetrations in spray foam roof
I'm doing renovations on my 60's house in the southern California desert and I need to make penetrations for plumbing vent pipe and a bathroom fan roof cap in a low slope spray foam roof but I haven't ...
- 1
1
vote
1
answer
25
views
How to properly seal a humidifier water tank?
I cracked a plastic water tank for my humidifier, a Holmes HM-2060W. It's not a bad crack in that there is not a large gap, but it's 3-4 inches long and leaks water, which spills onto the floor, so ...
- 139
0
votes
2
answers
48
views
What can I do about the joint between my roof and brick wall leaking?
I have a bay window with its own roof, that connects to a brick wall. The joint between the roof and brick leaks when water is sprayed at or otherwise lands on the brick -- during our last hurricane, ...
- 135
0
votes
2
answers
87
views
Walnut butcher block. Uneven wall gap. Hate backsplash. Has to be other options? [closed]
House built in 50's. Concrete blocks on a slab. 800 square ft.
I bought two 8' walnut butcherblocks
Old counter was original ugly formica
9' 2"
Also bought kraus workstation sink that we will ...
- 1
1
vote
1
answer
92
views
Wet-room style flooring in a "U"-shaped bathroom - will this work?
I'm re-tiling our bathroom and want to do it as a european style "wet room" with no step for the shower and also a drain under our free-standing clawfoot tub.
Our bathroom has kind of a ...
- 149
0
votes
0
answers
25
views
Water collecting on timber outbuilding ceiling (inside), possibly structure related, causing water damage (is the structure the cause?)
I have a problem with a timber outbuilding built this last summer. I'm wondering if the problem is related to the fact that I asked the contractor to omit the insulation and internal OSB skin (to save ...
- 277
0
votes
1
answer
57
views
Window / door install - is it ok to use no Z flashing at the top and bottom if there's trim sealed well all around it with a high quality product?
Would there be any issue to not using metal flashing that protrudes past the siding (such as Z flashing) when installing a vinyl nail-fin window?
The plan would be to put 4-in trim all around it ...
- 720
2
votes
3
answers
125
views
What is the best setup for plugging in outdoor pond pumps?
I have a large backyard pond. To run the waterfalls, filters, and circulate the water, there is one 30-watt septic air pump, plus three 120-volt, 300-watt water pumps. The pumps move about 15,000 ...
- 947
0
votes
0
answers
20
views
How to flash a window that's nailed directly to framing due to using a combined sheathing/siding product?
Reading online, it seems like typical instructions for flashing a window assume there is sheathing covered by WRB, so the idea is to ensure that if water does get past the siding, it will be able to ...
- 720
0
votes
1
answer
27
views
Sill pan for window - drawbacks of creating positive slope by angling sill 2x4
At 0:38 of this FineHomeBuilding video https://youtu.be/zEleTgfifS0?t=38, it says one valid way to create a positive slope for making a sill pan for a window is to angle the rough sill by 5 degrees to ...
- 720
0
votes
0
answers
36
views
Old Log home leaking
We recently purchased a 1975 log home in Northern British Columbia Canada. We knew it would require fixing up. We immediately had to get jobs so it has been slow going. When it rain we had a few ...
- 11
1
vote
0
answers
76
views
Red and orange streaks leaking down my concrete basement wall, and is this a major concern?
I discovered a large number of streaks running down the interior of my basement foundation wall in a storage closet. It looks like mildew or perhaps iron ochre. The wall abuts a patio with paver ...
- 307
0
votes
1
answer
35
views
Window installation - if using a combined sheathing / siding product (LP SmartSide), should window fins be outside or inside of it?
The window instructions say to put the fins on the outside of the sheathing, but if a combined sheathing/siding product is being used (LP SmartSide 38 - model 27874), should the fins go on the outside ...
- 720
0
votes
0
answers
84
views
End caps for standing seam metal roof
I've installed a standing seam metal roof as shown below:
Any ideas how I can approach the seam terminations shown above?
Here's a top view detail of one standing seam termination, showing where I've ...
- 47
7
votes
5
answers
1k
views
How can I store canned spray foam insulation for reuse weeks or months later?
The nozzle of the spray bottle hardens quickly which makes it impossible to use after a few days and even hours.
- 456
0
votes
1
answer
85
views
New caulk on tub splitting after just a few weeks
My partner and I bought a house in July. It has 2 tubs, 1 of which we never use.
Both tubs needed to be re-caulked. On 2022-10-31 I had a professional re-caulk both tubs.
The one that my partner and I ...
- 299
2
votes
1
answer
99
views
What are the differences between "paperless drywall" and "cement board"?
In this answer it was stated that:
I would recommend paperless drywall over cement board for the tub surround, as well -- gypsum board of all types is vapor open (around 50 perms) while serving as an ...
- 37k
2
votes
2
answers
94
views
How to cheaply seal a metal sheet roof done poorly
In the context of poverty, i.e. living in tin metal shacks etc. So it's all about damage control and not some fancy 6 step multi layer solution:
If the roof sheeting is leaking a lot because of gaps ...
1
vote
0
answers
42
views
Tight angle join between external walls possibly letting in water
Have a house ~1870, which is having some leaking/damp issues. One place I'm looking is where the neighbours boundary wall meets the corner of our house. Our house is on the left.
It's difficult to see ...
- 113
0
votes
1
answer
46
views
I have a fibre glass roofing on my trailer and water accumulate near roof vent. It cause leakage
I have a fibre glass roofing, and water accumulate near ventilator. It makes it way and cause leakage. I need to make some slide on that Groove so water won't stay there. I don't want to redo roofing ...
- 9
1
vote
4
answers
227
views
How is water getting past Bilco bulkhead doors?
Background:
20 year old house with original Bilco classic bulkhead door (see image below). Water was leaking in around the metal Sill and rotted the top step and stringer. I removed all the old caulk ...
- 151
0
votes
1
answer
31
views
Whats the best way to prevent water getting to the foundation sill
My home is not graded super well, and I was told water has gotten to the sill/wood foundation where this crack is visible.
It's not clear to me what the "proper" way to fix this is. A stucco ...
- 129
0
votes
1
answer
30
views
flooring cover near shower
I have a fiberglass shower, and the image below shows a slight tilt in the floor covering; likely due to water. Can I use something like a Silicone tape?
I want to make sure that the water doesn't get ...
- 83
1
vote
1
answer
113
views
Drylok turning copper pipe green, is it corrosive to metal or copper?
Recently had drylok put on my basement walls and some of it got onto the copper pipe water main coming through the wall - and I noticed that it has turned green under the drylok.
Does drylok and ...
- 1,073
1
vote
1
answer
107
views
Can an underground drain pipe cause water seepage into basement where floor and wall meet in the front and side of a house?
We have three water issues on one side of our 1934 house. Our house sits beneath our adjacent neighbor's 2018 cruise ship of a McMansion that runs the full length of our home and backyard four stories ...
- 11
0
votes
1
answer
177
views
Spray foam over interior French drain?
I have a basement finishing company who will be installing spray foam directly to my cinder block foundation wall. I have an interior French drain and I’m worried how the spray foam will affect the ...
- 1
0
votes
0
answers
31
views
Venting a roof with no soffit or gable
My house has a vented cathedral ceiling via soffit vents at the bottom and box vents at the top. There was a storage room added on later which covered up the soffit in one corner of the house. Now, we ...
- 1
0
votes
1
answer
90
views
Will discolored concrete around French drain be a problem?
We just bought a new house and had a flood due to power outage. We gutted the basement and decided to water proof it. Got a new sump pump with we'll put in and installed a French drain.
After ...
- 101
0
votes
0
answers
30
views
Basement flooding due to a hole/gap along the exterior wall
Just found there is water mark and mold in the basement in a 6 feet by 6 inch area near the baseboard. After a quick check and some photo comparison it seems that it is due to a hole near the ...
- 155
1
vote
1
answer
91
views
Wall rot going on near the shower
There appears to be water damage outside the shower near the floor. I'm not sure what is causing it. I could use some advise as to exactly what kind of research and/or repair is needed for next steps....
- 337
1
vote
1
answer
413
views
Gaps in Tiles Around Shower Fixture Holes - Waterproofing/Final Prep
Background: I have just finished tiling my shower/tub. Everything has been waterproofed with mapei liquid membrane and fiberglass tape on the seams over cement backer board. The backerboard was ...
- 63
0
votes
0
answers
53
views
Joist tape needed for ground contact joists / beams?
If using ground contact timbers and joists for the structure of a deck (in this case a treehouse), is it a good idea to use joist tape to help protect against rot over the course of many years, or ...
- 720
0
votes
1
answer
38
views
Shingles Setup for California Addition - Valley between New and Existing
Building an addition and adding a perpendicular roofline to an existing roof with a California framing. The new gable roof will be perpendicular to the existing gable roof. I would like to keep as ...
- 595
22
votes
5
answers
3k
views
How can I monitor my roof to detect roof leaks before they cause damage?
A lot of questions have been asked about how to locate a leak in a roof, but you can only locate a leak that you know exists, and the first noticeable sign that there is anything wrong might be ...
- 321
0
votes
0
answers
37
views
Best way to fit window sealant?
What tool can I use to cut a housing grove for this window sealant?
I've tried with my table saw, but the kerf is 3mm, so I'd need to pack and glue it.
The push fit section, measured with calapers = ...
- 387
3
votes
1
answer
167
views
Sealing siding around a chimney
I have water coming in from around my chimney. The roofers didn’t finish it, unfortunately I just bought the house so I need to fix it myself. What’s the easiest and best solution to sealing off the ...
- 31
1
vote
1
answer
57
views
IP68 LED strip installation underwater (suitable methods and materials)
I need to install IP68-rated RGB LED strips in a pool. The LED strips will be submerged in water. What would be the right method to do so? I can think of a few options:
Use the 3M tape on the reverse ...
- 148
2
votes
2
answers
143
views
Sealer / solution for flat roof deck (of a treehouse)
Building a treehouse which will have a flat roof which will double as a deck, so I'm looking for a way to seal it but have it be aesthetically pleasing (looking at flat roof sealers it seems like they ...
- 720
0
votes
1
answer
120
views
Better way to hold a shower niche than silicone
My contractor installed a shower niche (commercial one, aluminum or stainless) but tells me that having it holding just by the silicone caulking is enough.
I'm concern that over time, since it doesn't ...
- 1,933