Questions tagged [waterproofing]

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Possible water damage behind shower tile wall?

I was working on removing and redoing old grout/caulk in the guest bathroom for a house we moved into recently (built in 88, unsure if shower has been re-tiles since then). About 24 hours after I ...
Faith's user avatar
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1 answer
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Waterproofing concrete wall

I'm renovating my shower and have decided to use Durock cement board to install tile on later. One of the walls is concrete block with a window. Is anything needed on the wall before installing the ...
Payne's user avatar
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How can I attach house numbers to stucco? [duplicate]

I live in the hot and humid Southeast US, but our house has some stucco on the front. Poor sealing have led to two major repairs (by previous owners) on this house that we know of, so I'm pretty ...
mbarete's user avatar
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What tile backing material can be embedded in concrete shower pan?

As in title. I want to glue and screw the backer board into the walls down to the slab before pouring the shower pan in a redguard shower, as I have about 1/2" spare space between the wall I'm ...
slowlygoingcrazy's user avatar
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1 answer
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How do I properly finish basement without framing?

Here is the issue: we have an unfinished laundry room and an unfinished closet. I would like to finish both of them. We are in a wet/moisture climate (Wisconsin). I am trying to do this without ...
Patrick's user avatar
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1 answer
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Is my plan to replace a bathtub faucet reasonable?

I recently bought a house. It has an upstairs and downstairs unit. The previous owners refinished the bathroom prior to the sale with crappy PVC siding for the bath walls. According to YouTube videos,...
RenoNewbie's user avatar
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1 answer
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Is is safe to dig under the patio to install a drain tile?

We have a mold/water issue in our basement wall that is concrete block foundation. No visible cracks, but based on what I've researched, sounds like it might be coming through the blocks. On the ...
Jared's user avatar
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Below grade wall rotted - will this solution work?

looking for a little guidance if my solution will work here. One section of my 1830s simply has a crawlspace underneath, and it seems that in the rear the sill plate simply rests on top of a ...
Sitcoms's user avatar
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How safe is a roof just over the front door?

I see a lot of leaves and branches in my roof valleys (4 of them) and want to go on the roof to clean that up. Example of roof valley with built-up detritus (the bottom part I just cleaned up): I do ...
Alexis Wilke's user avatar
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Small gap between metal strip behind stucco and house frame

I'm having two major pieces of work done on one wall of my house at once: window replacement and mold removal from inside the wall (under the old leaky windows). The new windows are in, the outside ...
The111's user avatar
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What might cause sporadic small waterspots on ceiling of kitchen?

I have small (ranging from ~1-5 CM) ,sporadically located, water spots on the ceiling of my kitchen that have progressively gotten worse over the last year. They seem to be right in the dead center of ...
Logan McNulty's user avatar
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Is it ok or normal for my sump pump to run as much as it does? [closed]

Is the frequency that my sump pump is discharging normal? Is this ok? Should I be concerned about my finished (split level/raised ranch) basement? As of today my sump pump is discharging approximately ...
Nathan Hammond's user avatar
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How to properly finish basement walls with an indoor waterproofing membrane?

The house I moved into has an ~1800 sq. ft. unfinished basement which has been waterproofed on the inside, halfway up the walls all around it, taped to insulation put on the upper half like this: I ...
ACanadianCoder's user avatar
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1 answer
105 views

Have my tradies laid and fixed the drywall and flooring correctly?

I'm based in Tasmania, Australia. Bathroom and laundry reno in the works. They’ve been great so far - removed a wall, replaced floor joists, and I’ve felt respected and listened to but my tradespeople ...
bee's user avatar
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2 answers
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Should/can I use a shower pan liner with Schluter-Kerdi shower tray for my shower floor?

I originally planned to finish my shower floor with deck mud, shower pan liner, concrete mix, RedGard, mortar, and tile in this order: Pre-slope with deck mud Shower pan liner Post-slope with ...
ptownbro's user avatar
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How to prevent the algae growth under the water tank

I have placed over the head water tanks on top of an elevated concrete structure with grading. But I can see lots of algae growth beneath it , I honestly didn't expect this because it's open terrace ...
Amogam's user avatar
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1 answer
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Sikaflex self leveling sealant keeps draining

I’m trying to fill a gap between my driveway and foundation wall to stop basement water leak. Per inspector’s recommendation I applied some Sikaflex self leveling sealant on top of backer rod. It’s ...
user216096's user avatar
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1 answer
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How should I seal the space under my cantilevered floor?

My near-ground level kitchen floor was cantilevered, overhanging the foundation by ~2.5ft. The bottom surface of the floor joists and the gap between them and the ground was left open, allowing ...
ColossusPhD's user avatar
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Upwards sloping AC lines leaking with sprayfoam and caulk

Related to this question, the installer came and applied a silicone caulk around all the individual lines (see pictures below), but it still leaks (though to a lesser degree). Given that now spray ...
P. B.'s user avatar
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2 answers
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Can I apply stain overtop of watersealer?

I have watersealed my deck using Thompson clear watersealer this year. This product specifically. I'm not loving the faded look though already, and I think I'd like to stain it instead. What kind of ...
Carson Wilcox's user avatar
1 vote
2 answers
140 views

Is sprayfoam suitable for a waterproof seal around AC lines through external wall penetrations?

I understand that closed-cell spray foam can be waterproof, but is it an appropriate material to use for filling around the external wall penetrations where AC lines pass through? I don't know if it ...
P. B.'s user avatar
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Waterproofing covered porch floor with basement below

I have a covered entryway that is exposed on one side, with an unfinished basement below. The original flooring was 2x6's which have been removed. My plan is to replace them with a stone mosaic. The ...
user1521516's user avatar
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2 answers
154 views

How should I stop the terrace garden from ruining the terrace [closed]

My terrace is covered with white colour cooling tile to prevent heat from dissipating into the below floor. I have bought 18 flower pots and vegetable seeds to make the garden. I noticed that there's ...
Vivo's user avatar
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How do we add removable concrete plinth protection to an existing building

There is a short concrete wall and there's building main wall. The water collects between the gap and this goes into the foundation. I want to build the plinth protection above the height of Short ...
Amogam's user avatar
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Can 1/4" waterproof Hardieboard be used for shower wall IF it is attached to 1/2" waterproof Hardieboard?

My contractor improperly installed my shower pan by first putting up the 1/2 Hardi and then installing the pan without attaching to the studs (as per the instructions with the pan). Now I don't have a ...
Sheri Saldivar's user avatar
-1 votes
1 answer
36 views

How should stucco/waterproofing be addressed around balcony sides at building corners?

I'm waterproofing my new ADU build and I'm stumped at the stucco/balcony transition on the outer edges, which happens to be the corners of the building. The siding will be 3 coat stucco over 0.4" ...
ZenSeeker's user avatar
2 votes
0 answers
59 views

Re-Water proofing exterior wall after removing dry rot within wall

Dry rot was found inside an exterior stucco wall, water entered through holes from rusted-out bolts that were holding up some fake shutters and trim board. 2 studs about ~1 foot and a third stud ~2 ...
SeriouslyStan's user avatar
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2 answers
71 views

Is this mold in my basement? What should I do?

I moved into my house about five years ago and was told that it had a waterproofed basement. The inspection didn’t note any issues with the basement, including the waterproofing system. After moving ...
lxslxs's user avatar
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Waterproofing options- Monolithic foundation

Water in Basement- Best options So I moved into a new house last fall. Early summer we had a huge rain, like 4 inches of rain in a few hours. The prior owners hadn't maintained the gutters, so we ...
Jarod Pulling's user avatar
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2 answers
99 views

Where is the moisture coming from that is condensing on my ridge beam?

I'm renovating my home, and in the course of hunting for a leak in the roof (now found) I removed a strip of drywall that is 8" wide and 16' long, parallel to the 6x12 ridge beam. See image below ...
tom's user avatar
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2 answers
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What are the regrading maintenance materials & technique for around home's perimeter? [closed]

Last year I moved into a new home, and I think I need to do some regrading work around the front and side of the home to bring the grading back to an acceptable standard. It appears to me like over ...
Kyle's user avatar
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1 answer
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Post on 2nd floor deck supporting overhanging roof rotten out, how to waterproof repair?

The deck has a plywood subfloor covered by vinyl sheeting, which has a square cut-out at the corner perfectly fitting the deck post through it. As such, the 6"x6" post sits directly on the ...
remote_geologist's user avatar
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1 answer
31 views

How to attach vent flashing

I have installed b-vent flashing on my roof which is at at 9/12 slope. I sank nails along the left, right, and top edges that are under the shingles. However, I'm debating if I want to attach the ...
user3080392's user avatar
1 vote
1 answer
111 views

How to fix rain water missing gutter on the 2nd floor?

When it rains, rain water not going into the 2nd floor gutter but coming down straight on the ground. What is the best way to fix this?
Guest's user avatar
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1 vote
2 answers
120 views

Protecting against trapped water between guardrail post and surrounding wood

I have attached deck guardrail posts in a way shown on page 3 of Simpson Strong Tie's T-C-GRDRLPST22 bulletin. There are couple of places where water could be trapped: Between double blocking or ...
Loki Kriasus's user avatar
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0 answers
34 views

Replace shoe or rebuild threshold?

So I decided to paint the front door and remove the old door shoe. (sweep) The plastic was warped and pulling away from the door. I took the old shoe to all the big box stores, the local hardware ...
Pat's user avatar
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1 vote
1 answer
98 views

Water droplets through LVP in basement

About two years ago I placed LifeProof LVP in the basement on the concrete floor. Today, after about two days of rain, I noticed some droplets between some of the seems in the room with the LVP. Not ...
Jay's user avatar
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0 answers
106 views

Basement door gap - how to improve and avoid water entering basement

Suffered a flood this weekend while we were out of town and water came in from the door (see photos). Trying to find solutions to improve the seal but am not knowledgeable in this area. Getting a new ...
MarinaS's user avatar
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1 answer
73 views

What is the exterior temperature of the wood in a barrel sauna?

I have a cedar AH barrel sauna with a Harvia 6kw heater that has not been connected yet. I am looking to add a "rain jacket" / waterproof tarp but am concerned about flammability of tarps. ...
jpQuick's user avatar
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Waterproof tile trim for kitchen - how to do the floor/wall

so I am working through a kitchen renovation, starting with the floor. The kitchen is about 14'x11', plus a small walk-in pantry. At this point, I am still doing the existing floor removal and sub-...
ZooSKP's user avatar
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0 answers
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What is the black stuff they put on NYC chimneys?

Mine has begun to crack so I want to give it another once over coat and also silver coat it - is the stuff they use Karnak 19 Flashing Cement or something else?
MonkeyBonkey's user avatar
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2 votes
2 answers
80 views

Does this concrete slab need to replaced or lifted?

House built in late 40s. Bought 1.5 years ago Finished basement. Im assuming it was waterproofed? My backyard has 2 slabs of concrete that are sunk and tilted towards the house by like half an inch. I’...
Shell's user avatar
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2 votes
2 answers
99 views

Is this water damage?

https://imgur.com/3FO7gpk I have been living in my house for about 5 years now. This is the baseboard in the basement. This just showed up this year, never had anything like this in the previous years....
Jay's user avatar
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2 votes
2 answers
81 views

Renovating unfinished basement with past water issues

I just purchased a 100 year old home with an unfinished basement that I'd like to clean up and use as a more livable space. The house has a history of water around the foundation and seepage in the ...
Charlie Stanard's user avatar
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2 answers
32 views

Waterproofing Issue In Yard

Having a problem in our yard that I am fairly certain is connected to a waterproofing project completed by the previous homeowner. My layperson's understanding of the situation and work completed: the ...
Dan's user avatar
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0 votes
1 answer
88 views

Should Basement French Drain Have Water In It?

TL;DR, Went down to the basement to find that our home's French drain is almost full of water. My mother doesn't recall there ever being water in the drain in the 20+ years that my family has owned ...
S.Kendrick's user avatar
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0 answers
151 views

silicone roof coating over new torch down roof

My contractor is recommending applying silicone roof coating over a brand new modified bitumen flat roof that will have a few solar panels. How common would this be? We don't technically need the ...
Dennis Soh's user avatar
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2 answers
39 views

Will 1cm deep pinholes from critter guard cause a leak in modified bitumen flat roll roofing?

When they installed the critter guard under my solar panels, they didn't trim back the sharp edges and in some areas up to 1cm of wire has penetrated my roof where this critter guard is pushed into my ...
MonkeyBonkey's user avatar
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1 vote
1 answer
147 views

Waterproofing between foundation and basement walkout door stairs

We have a below-grade basement with a walkout door. In between the concrete stairs and the foundation floor there is a tiny gap (see 1st picture below). During extended heavy rain, ground water would ...
P. B.'s user avatar
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0 votes
1 answer
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How to Fix Cause of Rotten Subfloor?

I'm currently renovating my kitchen, and I removed the tiles and mud bed to reveal a chunk of very rotten subfloor. This section has clearly been replaced before, since it is plywood, and the majority ...
beanboi's user avatar

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