Questions tagged [waterproofing]

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13 views

water seeping into a four foot foundation crawl space added onto the six foot foundation of the house when built

In 1960, the builder poured a 6 foot foundation to build my parents home and then he decided to length the home. He had a 4 foot foundation dug to extend the living room and kitchen area, ( now under ...
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1answer
45 views

How can I fix this leaky roof over a covered open air porch?

There is a small deck above this covered porch. The first picture shows right below that deck where there is small shingled roof. Below this roof is a covered but open to the air porch. When the snow ...
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3answers
75 views

How can I extend this outdoor signal cable with waterproof?

I need to repair a broken cable with four wires but there will be no option to solder. So I have to use a screw terminal to extend the cable. The broken cable looks like as follows: And here is the ...
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3answers
238 views

Is there a product for channeling water away from water appliances?

Some appliances, such as water heaters, dish washers, and washing machines use water, and can leak and cause damage to a house. Is there any product or solution to catch and drain leaks outside the ...
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1answer
46 views

Leaky windows, where do I caulk outside of the window?

Our house was built in 2016, shortly after moving in we noticed that all of our windows on the main floor leaked. The builder came, did something (I wasn't home), and all but one stopped leaking. It ...
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24 views

Waterproofing / drainage around jacuzzi tub perimeter

I have a large jacuzzi tub with jets in my house that I rent out short term on AirBnB. The jacuzzi is on the second floor, directly over a first floor bedroom and on numerous occasions people have ...
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0answers
43 views

Waterproofing concrete from the ground?

We want to build a table with benches outside. For this, we have a concrete base with vertical rebars (40cm out of the ground). We want to build brick columns for the structure of the table/bench (...
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1answer
53 views

Is it possible to use waterproof grout + sealer to fix shower room floor leaks?

I believe the leakage is at the two corners near the curb. If I pour water to two corners, there will be leakage to first floor. My guess is when the remodeler tiled the shower room floor, they broke ...
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50 views

Leak Under Deck Door and Improperly Sloped Deck

I recently had a deck built on my new house. Now when it rains water enters my basement near my patio door. I've attached a picture of the area that leaks near the door and a close up of the same ...
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1answer
32 views

Fixing water ingress at mitred corner in roof fascia

Apologies in advance for the long question - I wanted to include all the details as I am rather unsure of what I am doing! I have a 10-year-old flat roof with a fascia facing the predominant weather. ...
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23 views

Water vapor proof wrap?

I need a completely waterproof wrap because I am installing some materials that are very sensitive to moisture and need to be completely dry. Tyvek, for example, is breathable, so it cannot be used ...
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0answers
64 views

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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2answers
64 views

Is adhesive to sister a pressure treated deck joist necessary, and if so what kind?

My deck has a cantilever of about 4 feet from the girder to where the stairs attach, and the stairs tend to have a bit of a spring in them when you walk up. I want to solidify it a bit by sistering ...
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1answer
42 views

Pros and Cons of sealing a flat roof with liquid rubber product

We have an extension on our 1950s house which looks like it was put in very early on, and it extends a single bedroom out into a master bedroom size room. This extension has a pretty flat (it has a ...
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1answer
42 views

Replacing rotted out window sill in basement block wall

Long story short - the previous owner hired a crackhead to pave over the dirt driveway. The guy ended up raising the grade beyond the basement window sills on one corner of the house, and here's what ...
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30 views

Roofing question: main stack sealing

Main stack is 3" ABS inside the house replacing the original cast iron. At the top, the cast iron going through the roof was left in place for convenience and the ABS was run through it. The roof at ...
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2answers
39 views

How important is the weather stripping on the inside of a Velux skylight?

I just had the inside of the wooden frames around my Velux skylights painted. The painter did a good job, but I think when he was removing the masking tape from the skylight's frame, he pulled off a ...
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1answer
33 views

Water around furnace: culprit?

Problem: After heavy rain, water pools around our basement furnace. After climbing onto the roof, I found a mysterious (plumbing?) vent. This post seemed relevant, but 0.5 gallons comes in after a ...
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1answer
26 views

Options to refinish deck

Our wood deck is only a few years old, and has taken quite a beating from the weather. We just moved in, and I'm not sure if the previous owners have taken care of it properly. On our old house's ...
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2answers
77 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 ...
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0answers
59 views

Is this a proper way to drain water from flat area under deck so it does not penetrate basement wall?

I have a flat area under a 6 by 30 ft deck in front of my split level house. I am currently replacing the deck boards on this (Pictures are below). The soil underneath this deck is relatively flat and ...
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1answer
96 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....
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1answer
185 views

How do I seal the bottom of this door to be waterproof?

I'm going to be replacing this front door with a new prehung exterior steel frame door (pic available upon request). This door leads to a concrete porch and water tends to flow towards the door. The ...
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1answer
70 views

DIY Tubular Skylights for special application; seeking tubular skylights smaller than 10"

We would like to have several "tubular skylights" in the construction we are planning. These are skylights consisting of a circular opening in the roof with attached dome-shaped or circular window, ...
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1answer
49 views

Is there any reason to seal/waterproof underground spliced sprinkler cable?

Since there isn't an electrical current going through sprinkler wire, it's just a single pulse that gets sent from the controller to the individual valve, is there any reason to waterproof crimp ...
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0answers
43 views

Aquadefense on top of redgard

I am current in the process of waterproofing some cement board walls (1/2 inch hardie backer) for the walls of a tub/shower enclosure. I have a tub of leftover redgard and a tub of leftover ...
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3answers
98 views

Cheap way to make cardboard box waterproof? [closed]

I will be attempting to make some concrete planters with two cardboard boxes. Below is the DIY that I will follow: As you can see, the interior of the outer box & the exterior of the inner box ...
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1answer
88 views

Water seeps through basement floor at drain exit during heavy rain

We've been having heavy rains in Madison, Wisconsin, lately, and on two occasions I've found water seeping into my basement in this location: The red x's mark pipes that seem to have no function. ...
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1answer
69 views

Is sump pump supposed to discharge back onto property or onto the street curb?

I have a sump pump in my basement that discharges several times a day. Currently, it discharges water right next to my front steps. I read that sump pumps should discharge at least 10 ft away from the ...
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0answers
42 views

Fixing Chimney leak and ceiling damage

I got a quote from contractor to fix chimney leaking water during rain to ceiling. There is drywall damage to ceiling too as result. What he is recommending is ripping off the roof 2 feet around the ...
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2answers
248 views

How do I deaden the sound of water dripping on metal?

I live in a two story apartment complex (upstairs neighbors are REAL nice). My bedroom has an AC Box/Swamp Cooler mounted into the wall. Directly above it is a similar unit for my neighbors. The ...
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3answers
212 views

How can I protect this exterior outlet from water and prevent smoke leakage to the interior?

I have an exterior outlet in a carport that I want to protect from water and smoke. Water: Rain cannot reach this outlet. I am only concerned about accidental water sprays from either the hose nozzle ...
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3answers
1k views

Can I install a row of bricks on a slab to support a shed?

I am designing a shed for my garden and I would like to build the shed inset from the concrete base by about 20cm on each side. The concrete base already exists (built before I brought my house). It ...
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3answers
70 views

How should I fasten window trim molding when I reinstall it?

I posted previously in regards to an exterior window trim issue I discovered, where the previous home owner did not put any waterproofing around the window. I have since waterproofed around the ...
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2answers
69 views

What I can use to waterproof a sink cutout

I'm using solid wood to make a worktop/countertop in my camper van. It's going to have an undermounted sink, so I need to use something to protect the edge of the sink cutout from water. I have no ...
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0answers
22 views

Replacing old below-grade sleeves/conduit

Our boiler lines and hot water lines are running from building to building through four 6" diameter sleeves (about 12ft long). They appear to be clay pipe but not sure. Anyway, rainwater now gets into ...
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112 views

Why did the caulk around my tub develop brown/yellowish spots after only two days and what can be done?

Two days ago we re-caulked our tub using DAP Kwik Seal Ultra and left it undisturbed until today. Unfortunately it developed these brownish yellow spots and I am unsure why. I haven't been able to ...
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0answers
41 views

Drywall to Shower Liner Junction

I'm planning on building a shower with a typical plastic shower pan liner: https://images.homedepot-static.com/productImages/8e45b9f6-39cd-4f9a-ba89-c86cd5071314/svn/oatey-shower-bases-pans-41631-...
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1answer
112 views

Deck blocks on patio stones

I am planning to build the 16x18ft floating deck in the back of my townhouse. The back patio is paved with 12x24' patio stones and I am trying to figure out if I should remove patio stones and lay the ...
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2answers
136 views

Stop water pooling on a shower pocket shelf?

I have just moved into a new place and the walk in shower has a great, but flat, pocket shelf cut into the back wall. However the water pools after every shower which requires me to pick up all the ...
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1answer
46 views

Would applying silicone grease to an EPDM seal/gasket be helpful or hurtful?

I'm repairing a Samsung front-load washing machine and had to take the tub apart. The tub consists of two halves which are joined by a number of bolts and a thin (approximately 1/4) seal which ...
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1answer
24 views

Do I need to seal coat part of my new asphalt?

I just had my driveway asphalt coated. In general it looks pretty good, but there are 2 areas (about 10 sq ft each) where the (due to the location) the asphalt was laid by hand and not rolled on by a ...
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1answer
125 views

Will using Redgard over a cement shower pan cause a mold sandwich if there are weep holes underneath?

I recently installed a cement shower pan but I had to use two pvc shower pan liners because of the size of the shower. I used the specified pvc cement to "weld" the two liners together at the seam. ...
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4answers
66 views

How can I waterproof this weak spot in my roof tile where pipe goes through it?

This copper pipe goes in between 2 roof tiles (cement/hard tiles). Water constantly leaks through when it rains. The water clings to the pipe and then drips onto the ceiling. As you can see from the ...
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0answers
64 views

Paint/sealer for wood porch columns

I need to replace a couple front porch posts/columns that are rotting, so I'm just going to replace all of them. Original posts are just 4x4's with some wood casing and trim around it. I'm going to ...
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1answer
37 views

rainwater entering doorway below driveway

I have converted garage with door way about 4 inches below the driveway. Previous owner left this issue for me. My questions is i want to cut into concrete to create drainage system, french drain ...
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1answer
62 views

protecting a wood deck from rot next to a stone patio

I have a wood porch/deck built on top of a cement slab. At some point a previous HO layed a stone patio right next to this porch at the same level. The stone of the patio is abutting the wood framing ...
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0answers
80 views

Waterproof membrane under alcove tub? Tiling the bathroom floor

I’ve completely demoed my bathroom, I’m going to install the alcove tub and then tile the floor. It’s a one story house and it’s a concrete subfloor. My question is: do I apply the waterproof membrane ...
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1answer
88 views

How does a contractor determine the water performance rating needed for a sliding glass door?

We had our home recently renovated, and after a large rain, during AZ's last monsoon season, we found a large puddle on water in the house back our new sliding glass door. After determining we didn't ...
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1answer
194 views

Removing Shower Tiles from Waterproof membrane

I am looking to re-grout some tiles in the shower which have come loose. However I have a couple of tiles which have completely broken. However while trying to remove half the tile, it is really ...