Questions tagged [waterproofing]
The waterproofing tag has no usage guidance.
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What is this exterior electrical box and how do I cover it properly?
I'm the new owner of a 1956 Southern California home and discovered this curious plate on the stucco exterior:
It's above, and to the left of the front door. There is a working sconce mounted above ...
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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 ...
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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 ...
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Gas pipe behind gutter, causing water damage on facia
During a room addition long ago, gas line was rerouted to travel through addition, then along facia toward furnace. Because it travels behind gutter, water rides behind the gutter in some spots along ...
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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 ...
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How to repair the caulking around basement walkout doors and what to use?
Another waterproofing question: our basement has a walkout door that is leaking from where the metal doors meet the concrete base. Three pictures from inside and one from outside are attached below. ...
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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 ...
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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 ...
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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 ...
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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 ...
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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,...
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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 ...
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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 ...
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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 ...
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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 ...
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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" ...
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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 ...
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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 ...
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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 ...
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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.
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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 ...
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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 ...
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What coating to put on a flat roof so that it can be walked upon?
The house we've bought has an two-storey outbuilding. The access to the second storey is some steps up the outside and then a 5 x 1 meter walkway along the back, with a door half way along it. That ...
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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 ...
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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 ...
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Was my home's dormer flashing installed incorrectly?
I've lived in this home for two years now. Roof is probably at least 10-15 years old, perhaps 20 years.
We started noticing some water stains on the ceiling soon after moving in. On a closer look, it ...
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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 ...
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Basement waterproofing with thermal break [closed]
I need help figuring out best solution to fix my basement moisture/mold issue...
As far as I can tell, water is entering at bottom seam of poured concrete wall and basement floor. I considered ...
CommunityBot
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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 ...
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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 ...
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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 ...
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Waterproof exposed wood on exterior house before building deck
I am building an attached deck onto the back of the house. I just got done breaking up my concrete steps which led up to the back door of the house. After I broke the concrete stairs away, I found ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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Which cement to use on a fountain
can someone tell me the correct cement to use on an exterior water fountain surface. I am a decorative artist and wish to "texture" a fountain with white cement that I will tint myself. I'm ...
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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 ...
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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 ...
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Schluter... Membrane over green drywall?
We're about to remodel our bathroom, having tile applied to about 17 linear feet of wall (8' high). 90% of the wall area to be tiled already has green drywall. The remainder is open studs, where a ...
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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. ...
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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?
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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 ...
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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 ...
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