Questions tagged [waterproofing]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
29
votes
9answers
213k views

I have a basement floor with lots of moisture, can I paint or seal it 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 ...
18
votes
2answers
2k views

Is it better to waterproof a basement from the outside or the inside?

Is it better to waterproof a basement from the outside or the inside? I've heard different things about this. We have a home built in the 40's on a cinder-block foundation. One side of the house is ...
13
votes
4answers
3k views

How important is Tyvek/house wrap for a house with metal siding?

I'm building a tiny house and it will have metal siding. My dad has worked a lot of construction and says he's never installed a house wrap for a metal building in his life. Most info I can find ...
13
votes
1answer
6k views

How do I correctly install ceramic floor tile?

How do I correctly install ceramic floor tile? There's lots of talk about using backerboard and waterproofing membranes, what an acceptable floor deflection is, different grout and thinset additives, ...
11
votes
1answer
639 views

Does tar roof patch on EDPM rubber roof cause damage?

I applied Henry 208 roof patch on my EDPM rubber roof. It looks fine and seems to be holding up, however I'm concerned that it may react with the EDPM chemicals. I have heard this can happen with ...
9
votes
4answers
82k views

Can I create a water proof barrier to keep my garage & home from flooding?

Every couple of years, the area where I live gets a huge storm. The result being that the flood of water that collects in the streets overpowers my driveway and runs down to my garage. I put in a ...
8
votes
1answer
218 views

Flooding In New Construction Building

This weekend, water was observed flowing up, through the floor and through other joints, into the building - making a swimming pool we didn't ask for! Some Background We currently have a project ...
8
votes
1answer
1k views

What should I do about my rendering & damp-proof course?

I have a house that was built around 1890 and is of brick construction with a rendered band running around the base which also forms square edged columns around the front door. Until recently the ...
7
votes
5answers
21k views

Can I erect a barrier to keep water out of my garage?

Within the last year, I have purchased an 80+ year-old house. The house has a sealed blacktop driveway that runs parallel to the house. The house has an integrated garage with swing-open (horizontally ...
7
votes
4answers
12k views

How can I fuse galvanized sheet metal together so that it is water tight?

Is it possible to fuse sheets of the galvanized sheet metal that they sell at the hardware store for roofing together so that it is water tight? I was thinking that this may be able to be ...
7
votes
1answer
13k views

What to do if my sump is bone-dry?

My wife has been suffering the past two years with severe asthma symptoms (never had asthma before this). She's been advised that it's probably mold. We asked a company to look for moisture ...
7
votes
4answers
5k views

How best can I seal up an old coal door?

Alongside my house is an old coal door that was never properly sealed. Some caulk was added around the metal exterior door, and a piece of plywood nailed over the interior opening (more to keep out ...
7
votes
1answer
524 views

Cladding removed from sides of dormer, should it be covered if not being replaced for a week?

I'm having all of the soffits, fascias & guttering replaced along with cladding to the sides of upstairs dormer windows. The upstairs windows look like this picture: The guy doing the work ...
7
votes
2answers
1k views

What are these vents in the foundation mortar for?

Throughout the interior side of my 1925 brick foundation are little metal vents embedded in the mortar at irregular intervals. Neither our home inspector nor our real estate agent knew exactly what ...
6
votes
5answers
28k views

Is mortar waterproof?

I was advised by a professional that mortar is waterproof, however sources online are telling me that it's not. So is mortar waterproof or not? Does waterproofness vary by mortar classification (e.g. ...
6
votes
1answer
9k views

How do I install electrical through existing stucco (e.g. “old work”)

Is there such a thing as an "old work" stucco junction box? Rather than cutting and flashing a 4" hole for a new junction box, can I cut a 1/2 hole for the non-metallic cable, and attach some sort of ...
6
votes
3answers
2k 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 ...
6
votes
3answers
2k views

How would you protect a plywood container from moisture and abrasion?

We have a pitching mound that sees basement and outdoor use. We try to keep it out of the rain but it does sit on wet ground sometimes. It is made of plywood and has a number of hinges/brackets ...
6
votes
2answers
44k views

Buying a House On Underground Spring. What to do?

My fiancé and I are under contract on a new home which we are concerned it might be built on an underground spring. There are two sump pumps in the house, on opposite corners of the house. Both times ...
6
votes
3answers
59k views

When should a waterproof membrane be installed for shower tiling?

For what kinds of wall structure - tile type combinations a waterproof membrane should be used between walls and tiles?
6
votes
2answers
22k views

How do I seal a large gap between slabs to avoid freeze/thaw heaving?

I have a very large slab patio on the back of my home in Southern MN that has pulled away from the house about 6-8" due to freeze/thaw heaving. The previous owners have filled the gap with river rocks,...
6
votes
2answers
31k views

How high must a shower pan curb be?

Releated to: Building on top of 3/4'' plywood subfloor (link for impatient: http://www.mrmoneymustache.com/2012/12/21/how-to-make-a-relatively-sweet-shower-cheap/) I would like to know how ...
6
votes
2answers
13k views

How can I remove wax from a wooden counter so I can resurface it with Danish oil?

A wooden (beech) kitchen counter has been treated with cheap wax in the past, and is now discolouring because of food preparation and constant splashing. I've decided to make a better job using Danish ...
6
votes
2answers
10k views

What should I use as backing for mosaic accent tiles that are a different thickness than the main field tiles?

I noticed, too late (during install), that the mosaic tile my wife chose for accent in our shower is a different depth than the regular tile we're using. The mosaic tiles are about 1/8-3/16" thinner ...
6
votes
1answer
19k views

Attaching a pergola (or deck) to vinyl siding

Building a structure which is attached to a house usually involves a plate which is bolted to the existing building, typically a 2x8, or 2x10. I understand how to structurally attach this, my concern ...
6
votes
2answers
8k views

What type of subflooring should I use for a basement?

My basement has wall-to-wall carpet in the two bedrooms and living area. The carpet was probably from the 70's when the house was built and we decided to remove it. After removing the carpet from ...
6
votes
2answers
6k views

Can I put drylok over older drylok

I've got an old 1953 basement that I want to finish. The walls are in pretty good shape. Looks like the previous owner used drylok. Some areas show some signs of staining, and efflorescence. Can ...
6
votes
1answer
247 views

What do I need to know before selecting and installing a cat/pet door in a door?

We want to (finally) install a pet door for our cat. It will most likely be a model that will install in the laundry room door, the optimal location for it in our house. This brings me to my first ...
6
votes
1answer
405 views

Is it normal for the concrete covering my interior perimeter drain to be damp?

I inherited an interior perimeter drain with a sump-pump as part of a basement waterproofing system when I purchased my new home two years ago. Since then I have noticed that along the seam of the ...
5
votes
3answers
241 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 ...
5
votes
3answers
868 views

Should I install external basement insulation that does not extend above ground?

Question : Is there a way to calculate energy savings for external, 2inch insulation on basement walls that does not extend above the soil surface, leaving the top couple feet of foundation wall ...
5
votes
6answers
36k views

Preventing Clogging/Flooding at bottom of exterior basement steps

I just purchased a house this weekend, and moved in yesterday. I live in MD (USA), and there just happened to be a torrential downpour yesterday after we moved in. I went downstairs to check my sump ...
5
votes
1answer
9k views

How do I seal a leaky roof and repair the minor ceiling damage it caused?

We recently had some very heavy rains and during the worst of it we had some leaks. When I noticed the problem, I went into my attic and found out that the leak was coming from around a vent in the ...
5
votes
2answers
457 views

What's the best way to flash this difficult corner above a roof in stucco?

How should I flash this tricky corner: This is at the junction of a 2 story section and 1 story lower flat roof, done in foam. The flashing was installed about 20 years ago, the wall below rotted ...
5
votes
1answer
793 views

How do I prepare my new bathtub alcove?

I will be expanding my bathroom and moving the bathtub, meaning I need to prepare a new bathtub alcove. I know how to frame and plumb - but preparing for tile is new to me. I know that there are ...
5
votes
1answer
559 views

Should I use water-resistant lumber for siding?

Our house has a frame exterior, and rests on a pier-and-beam foundation with a brick chainwall around the sides. We recently had the house leveled, and that resulted in a gap of several inches ...
5
votes
2answers
880 views

What's the best way to waterproof a concrete structure for a tropical climate?

I am constructing a building from reinforced concrete and AAC blocks in Indonesia. The building will have a flat (2% sloping) roof of reinforced concrete. This will be exposed to tropical rain, as ...
5
votes
3answers
799 views

How can I stop my windows from leaking when mild winter weather occurs?

We have an 11 year old bungalow and this problem only occurs on the middle section of a bay window. We think that frost happens inside the insulation somewhere and when the temperature outside is mild ...
5
votes
2answers
5k views

How can I waterproof my mail box (post catcher)?

We have a basket to catch mail which comes through an outdoor security door, like this: There is an area behind the door which is open to the elements so the mail often gets wet. Does anyone know of ...
4
votes
4answers
3k views

How can I add a piece of timber to my metal shed wall without creating a leak?

I have a garden shed with steel (powder coated) walls. I'd like to attach a piece of timber to the inside of the wall. I'll use the timber to attach hooks for hanging tools. I don't want the holes I ...
4
votes
1answer
4k views

Effective method for waterproofing a tube through a hole drilled in the side of a bucket?

How to prevent water leaking around a tube passed through the side of a bucket? The bucket is plastic approx 1mm thick wall and the tube is rubber with 6mm outside diameter. I drilled a 6mm hole and ...
4
votes
2answers
5k views

can i paint my bathtub wall?

One of our bath walls is green Sheetrock with a white semi gloss paint finish. As you can see on the pictures attached, the paint has started to bubble and strip. What can we do now? shall/can we ...
4
votes
2answers
8k views

Soil grade is above foundation

Our soil/landscaping grade is between about 4" and 8" above the foundation. I've read and been told that this is a problem. I believe the soil should be ~4" below the foundation line. We have a ...
4
votes
2answers
936 views

How can I join vinyl decking to metal door frame?

Shoddy workmanship by a lousy contractor has left me with a vinyl deck that allows water to leak into the garage below. I identified the location of the leak - where the vinyl meets the metal frame ...
4
votes
4answers
2k views

Does a device exist that can help find the source of a leak in a flat roof?

My Dad has a flat roof over his garage. It's covered with tar and felt. We had an unusually hard and cold winter last year (Republic of Ireland) and since then the roof has developed a leak. We've ...
4
votes
3answers
38k views

How do I seal around an outdoor rated wall mounted luminary?

What's the proper way to seal a exterior wall mounted luminary from water entry? I was unable to find one for purchase with any sort of gasket, and it appears that any water sheeting down the wall ...
4
votes
5answers
33k views

What is the method to seal a concrete roof?

We are staying in a home which has a concrete roof. Now we are facing leakage in the roof during rainy seasons. What do we have to do? How do we protect the roof from leaks?
4
votes
2answers
18k views

How to stop concrete slab floor from absorbing water

This weekend my wife decided to clean up my office. When she pulled the old filing cabinet away from the way, she noticed the baseboards and carpet carpet were showing signs of water damage. It's a ...
4
votes
1answer
3k views

How to fix drainage from gutters?

I have two drains on the side of my house that have been filled in and no longer properly drain. I know they dont go anywhere because I just finished trying to unclog them with a rented drainage snake ...
4
votes
2answers
49k views

Should light bulbs above showers be “steam proof”?

In replacing the lighting in my apartment with LED bulbs, I noticed that the recessed can lighting above the shower (to be fair, the light is centered on the shower curtain) does not appear to be ...

1
2 3 4 5
10