Skip to main content

Questions tagged [waterproofing]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
0 answers
15 views

Leak from paving stones down into the cold room

The approach to my front porch is paved with interlock stones. When it rains heavily, even though there is a slight slope, rain water seeps between the stones and the side of the house, and then comes ...
0 votes
1 answer
518 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 ...
1 vote
0 answers
54 views

Can a tiled shower curb be rebuilt without redoing the entire shower?

We had a tub removed and a new tiled shower built. The contractor built the curb crooked to the wall, and it wasn’t caught until after it was tiled. He has committed to correcting it, but is proposing ...
0 votes
1 answer
43 views

Temporary waterproofing hole in the roof

I have this old retired roofbox I would like to remove (has mod bit material applied over cracked glass to waterproof) and install a new skylight on a 10 degree mod bit roof. Once I demolish, I ...
1 vote
1 answer
48 views

Large gap around foundation where concrete meets - How can I fix this properly?

I was about to re-caulk between my foundation and concrete slab (see my other post). Now I'm seeing quite large and deep gaps between in some spots. How can I properly fix that? Or is it okay to just ...
0 votes
1 answer
25 views

Sauna Shower Sealant

We have a 1999ish model of an Ariel sauna shower we inherited when we bought our home. There are layers of silicone caulk with embedded mold. I started to remove them to strip it clean but realized I ...
0 votes
2 answers
31 views

Basement Window Cracks/Gaps Around Foundation - Can see through gap from inside

I have a basement window that has gaps around the foundation of my house (see pics below for details). I'm becoming more worried because I can now see outside light from the inside of my window. ...
0 votes
1 answer
35 views

How to attach replacement shutter bits to stucco

The (decorative) shutter on our house has started to rot. I don't know what I am doing, in general, but moreso in this situation. Can somebody double check my plan: remove all rotten bits. stucco ...
0 votes
1 answer
29 views

Improperly installed drip edge hinders water drainage?

My newly received apartment has a recessed balcony. From the moment I received the keys, I noticed defects along the edge of the roof above the balcony. The concrete was slightly damaged, revealing ...
1 vote
3 answers
155 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 ...
0 votes
0 answers
52 views

Did my contractor waterproof my windows properly?

I have a contractor enclosing a screened in patio with windows, OSB, house wrap, rigid foam insulation, rain screen, and hardie plank siding. That said, my observation with his work is: Window Sill ...
0 votes
0 answers
12 views

Paint bubbling/discoloration in one corner of the basement?

New homeowners in the foothills north of Los Angeles. About 3 months ago we first noticed there was some bubbling and discoloration to the painted cinderblocks in just one corner of the basement. ...
3 votes
3 answers
12k views

Installing a Bathtub that does not have a flange

We are in the process of doing a bathroom remodel and we noticed that the bathtub we ordered does not have a flange. The bathtub will be installed in an alcove setup (surrounded by 3 walls) and will ...
2 votes
0 answers
92 views

Is it acceptable to have nail penetrations in a hot-mop shower pan?

We're currently living through the nightmare of having bought a brand new house where the primary shower started leaking. Builder warranty was used and they ripped out all the tile, mud, and hot mop ...
1 vote
2 answers
61 views

How does stucco waterproofing work?

(Note: Context is 1929 house in the Bay Area. I think this may be different than stucco in other places?) If I understand correctly, stucco is water permeable and a water barrier is installed between ...
1 vote
1 answer
319 views

New siding done, removed gable vent, but no sheathing?

So I just had nice new James Hardie siding put on. They tore off everything, replaced the insulation from the outside, put on new sheathing, house wrap, and then Hardie board. Part of the contract was ...
3 votes
3 answers
3k views

Should the high side of a concrete block retaining wall be sealed?

I am mid-project in a DIY yard project. I have subbed out a large retaining wall to a civil / wall contractor. It’s 220 feet long, between 2-5′ in height, and makes 2 90-degree turns. It’s built to ...
0 votes
1 answer
151 views

Sump pump backups - city water/pressure system. Do you have one of these?

I'm researching backup sump pumps for my existing sump (a 3.5 year old Zoeller that's been working great). I'm considering the city water pressure system as opposed to the common battery backup, and ...
0 votes
0 answers
29 views

Waterproofing wooden support-beam over small sewage pit

Outset A hut in a garden colony with running water but no connection to the sewers has a small sewage pit (2.50 x 0.80 x 1.20 m LWD) at the back of the hut, right in front of two tool shacks. The ...
0 votes
1 answer
30 views

Will a MS Polymer Sealant bond to both PPE (polyphenylene ether) plastic and concrete to create a submersible watertight seat?

I'm researching a waterproof sealant that that will bond PPE (polyphenylene ether) plastic to concrete. I embedded a PPE channel drain section in concrete for use as an intake for a pond pump (...
0 votes
1 answer
26 views

Need help on how to restore shower following water leaking past drain cutout from old incorrect installation with no waterproofing [closed]

The ceiling below my master bath shower started to show water damage. I cut out the drywall where it was damaged and saw that the shower drain had been improperly installed (picture 1). I don't know ...
2 votes
3 answers
4k 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 ...
0 votes
2 answers
44 views

Why is waterproofing behind stucco a good idea?

It doesn't make sense to me. Here is the cross section of a conventional stucco wall: The wood must not get wet and therefore there is a sheet of waterproofing (black) between stucco and wood. Stucco ...
0 votes
0 answers
43 views

Need advice on re-grading garden beds around foundation for better drainage and if I can apply barriers/sealant to mitigate water intrusion

I'm doing some landscaping cleanup for my parents' house - for visualization, this house's surrounding layout is almost identical: The front and right side of the house is surrounded by lawn and ...
1 vote
2 answers
3k views

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 ...
0 votes
0 answers
48 views

How should I restore stucco on a delaminating retaining wall?

Twenty years ago I built a 3 foot high retaining wall out of cinder blocks, and installed decent "back side" drainage. Well, the drainage is not working, and about 7 years ago the stucco was ...
4 votes
1 answer
4k views

How are vapor barriers, moisture barriers, and house wrap different?

I've read many discussions here and elsewhere talking about these three things with regard to insulation, energy efficiency, and siding installation. What are the differences and where are each used?
2 votes
0 answers
37 views

Leaking basement under chimney - weep hole solution?

We have a brick chimney that rests on a basement foundation wall about 2' above grade (basement is 2/3 below ground). We have a trickle leak into our basement after heavy rains below the the back ...
1 vote
2 answers
1k views

Underlayment for using porcelain tile outdoors?

Rebuilding an outdoor deck in upstate NY with 6" X 24" porcelain tile. The foundation will be a 6" concrete bed with rebar. Confused about the need for and the order in which the ...
1 vote
1 answer
597 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 ...
0 votes
0 answers
41 views

Fibreglass to Felt roofing join

I'm going to be putting a fibreglass roof on our porch, but the neighbour's roof joins ours. Their roof is felted. As I understand it, resin is not a good mix with felt as it breaks it down. Will the ...
3 votes
3 answers
1k views

Is visible daylight between lead flashing and the chimney brick stack normal?

Earlier in the year I employed a contractor to replace the lead flashing around my chimneys - ironically I had previously contracted someone else to do this and they had done such a bad job I needed ...
2 votes
2 answers
5k views

Chimney still leaking despite reflashing and coating

My chimney was leaking and the contractor pulled apart the roof around it and reput it with proper sealing and coating. Then he also coated the entire chimney with Geocel siliconized seal which is ...
4 votes
4 answers
8k views

Can plumber's silicone grease be used as dielectric grease?

Can I use plumber's silicone grease as a substitute for silicone dielectric grease? They both appear to contain dimethylpolysiloxane and silicon dioxide. Is this the same product given different ...
2 votes
4 answers
6k views

How can I prevent water from running behind my gutters and under shingles near a wall?

I've been troubleshooting some issues have been having with water getting into my basement. Today I took a hose out to try and find out how water is getting behind my gutters and believe I found some ...
0 votes
1 answer
78 views

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 ...
5 votes
3 answers
1k views

Does the rough-in valve trim install onto backer board or tile?

I have installed cement board and waterproof coated it. My next step is to install tile. I have a 4" access hole in the backer board for the rough-in valve per the instructions. The instructions ...
31 votes
9 answers
237k views

Can I paint or seal a very moist basement floor 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 ...
0 votes
0 answers
36 views

Basement tie rods leaking after repair

I'm preparing the basement concrete walls before finishing the basement. I will be gluing XPS insulation and building a drywall wall without added vapor barrier. The previous owners appear to have had ...
0 votes
0 answers
20 views

How to prevent damp on a wall with no soffit(roof overhang)

One wall of my 1890's victorian house has no soffit (roof overhang). This wall also suffers from damp coming through the solid brick walls and I don't get that on any other exterior wall. The bricks ...
1 vote
1 answer
59 views

Removed the skirt of the siding now the subflooring is exposed. What should I do?

The skirt boards for the siding were partially covered in soil and rotting so I removed them. Now it looks like I exposed the subflooring. How do I prevent them from rotting now that they are exposed? ...
0 votes
0 answers
27 views

What is the best silicone sealer for a mobile home roof and best installation techniques?

Need some help here. We need to seal our single wide mobile home roof. I've read that silicone is best. From there I've seen multiple instalation recommendations from just clean the roof make sure its ...
16 votes
4 answers
13k views

French Drain: Why do I need 3" of rock bedding beneath the pipe?

I'm having issues with a leaky basement in the Portland area. There's dirt, mud, and vegetation outside of my foundation wall, and it's absorbing lots of rainwater. 4 feet of it is inside my property ...
0 votes
0 answers
15 views

How should I apply flashing to new construction joined to existing brick

I am planning to close off a screened in porch with OSB sheathing and vinyl siding. After framing in the area and attaching OSB to the studs, I plan to apply Tyvek house wrap to help keep water out ...
0 votes
0 answers
35 views

What kind of siloxane coating should I use on historical brownstone steps that is historically safe?

I'd like to reduce the amount of water soaking into my 120 year old brownstone steps and want to use something that won't run afoul of the landmarks historical commission or change the look in any ...
0 votes
1 answer
74 views

Flooding likely due to clay drainage tile broken; excavate to replace?

We bought a house 2 years ago which was built in 1952 with an extension added in 1991. The basement of the extension floods with heavy rain/snow, but the original house never floods. There is a sump ...
0 votes
1 answer
104 views

Is my sewer line broken?

Home Built: 1955. New York City. https://imgur.com/a/mpjRvKl Landscape is pitched towards the street, so I don’t think grading was an issue. I moved in a year ago and in the front corner of the ...
0 votes
0 answers
135 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 ...
2 votes
1 answer
109 views

What to do with these darn OSBs

So we just started replacing an old roof as the forecast seemed promising. All of a sudden, it changed to full on rain every day... We have managed to remove half of the old roof (2 out of 4 sides) ...
11 votes
1 answer
3k views

Why is my clear wood finish drying orange?

I bought an outdoor wooden planter online. It wasn't sealed so I wanted to treat it to help protect it from weather and water. The wood was already stained gray so I went with a "Clear ...

1
2 3 4 5
16