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0answers
79 views

Will sealing ceramic floor tile in the bathroom prevent mold?

We have never sealed our bathroom ceramic tile / grout. Will this allow mold to grow easier?
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0answers
26 views

Does driveway sealer have a curing time?

Should it be done at a time of year when temperatures will stay warm for a period of months, or is all well after 2-3 days?
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0answers
147 views

How do I remove footprints after sealing travertine tile?

It looks like I made a pretty basic mistake and stepped into some of the sealant after sealing my travertine tiles last night.Today you can see footprints in the sealant. What is the best way to ...
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4answers
12k views

Sealant used to prevent water getting between bath and wall?

What's the name of the 'rubbery' sealant they use between the bath and the wall, and why don't they use it in between the wall tiles? They use a hard grouting between wall tiles, but if the weight of ...
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2answers
2k views

How can I join PVC pipe in a food safe way?

I want to close a rectangular vertically mounted pipe with a piece of flat PVC plastic. I will use the pipe for growing herbs on the wall outside my house, so it needs to be non-toxic. I was thinking ...
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1answer
10k views

What should I use to fill drilled concrete holes that are not used anymore?

Just wanted to do some home repairs and found lots of old drilled holes. I've used putty to cover them up but it occurred to me that there would be air gaps for the holes as the putty cover over them ...
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1answer
947 views

What is “skin” time for bathroom sealant?

I need to replace the bathroom sealant around our bath, as our bath has moved by about a cm over the years and the watertight seal has broken. The sealant I have says "Skins in 15 minutes, dries in ...
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2answers
53 views

What type of sealer/stain to use on untreated cedar 4x4 lumber glued together

I'm planning on making a heavy bench top by using six 4"x4"x6' posts, and gluing the faces together with Elmer brand carpenters glue and several large bar/trigger clamps. Afterwards, I'll just ...
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1answer
47 views

What should I use to seal the joints between two pieces of concrete backer board in a bathroom?

We had some plumbing issues in a bathroom that required us to open up the wall for the shower. That's been fixed but now I'm wondering how to seal the replacement piece of backer board. It'll be ...
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2answers
217 views

Crawl Space Encapsulation Question

I live in Georgia (around the Atlanta area) and recently discovered mold in the crawl space of my home (I plan to have the mold professionally removed). My crawl space is about 30' by 15' (4' to 15' ...
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1answer
160 views

Is the permeability of normal shellac (flakes dissolved in spirits) the same as Zinsser B-I-N sealer?

I've made a whole batch of clear shellac for sealing ceiling and concrete floors in a heavily nicotine damaged apartment. But I'm worried now that there may be some differences between them, such as ...
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1answer
420 views

Sealing, Priming, and Painting a Window

I have a house full of wooden windows with some old flaking paint. The wood is quite solid, the glass is intact and not fogging. I was planning on scraping the windows and repainting them. My question ...
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1answer
52 views

Method to fasten pink board to interior foundation wall

So I'll be finishing my basement soon and will be using 1.5" pinkboard attached to my interior foundation walls. What is the best method to fasten this to the wall (construction adhesive, caulk)? ...
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1answer
42 views

How can I repair crumbling tile sealant?

About a year ago, we hired a worker to tile my kitchen : I don't know how he worked, I wasn't there. The result seemed good enough. However, today, in some places, the sealant seems to be crumbling : ...
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1answer
278 views

Do sandstone patio pavers/grout need to be sealed?

I had an "expert" look at my patio (only 6m old) and recommend that I should have sealant applied to it to make it last. I'd not heard of this before and googling is giving me mixed messages. Since ...
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1answer
48 views

How can I seal a slate floor for long term protection?

I've recently purchased a house in Philadelphia which has a pretty humid basement split into a finished part, and an unfinished (workshop) part. The finished part has a slate floor that seems in ...
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1answer
36 views

Re-seal trailer roof

I have a small metal trailer. It is 5 years old and has developed a leak. I'd appreciate advice about how to re-seal it. The trailer has a PVC coated galvanised steel body, about 6ft long and 4ft ...
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2answers
347 views

How to remove flaking concrete sealer/paint

After my basement flooded and I removed the carpet I found the previous owner had sealed the floor but it's flaking up now and I want to remove it all. It's about 200 sqft so a wire brush by hand is ...
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2answers
1k views

How to repair botched, colored concrete?

We have a back patio with colored concrete that was poured last year. When the concrete was poured, it looked like the color was only picked up by the first half of the pour. The contractor poured the ...
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1answer
936 views

Is it possible to fix a leak in PP-R piping by injecting some type of substance?

I have a central heating system based on PP-R piping and radiators. The PP-R piping goes under the floor. The problem is that the pressure is droping 0.2 atm / week and I am sure there's a leak ...
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1answer
637 views

Waterproof seal between two submersed pipes

I have an odd problem. Essentially I am working on fabricating a connection between two fiberglass pipes that are intended to be submerged underwater (depth 30ft). No water should make it inside of ...
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0answers
22 views

What Should I Use to Seal the Concrete Slab under the Joists?

I'm renovating a slab on grade half bath. I'm concerned about moisture/condensation forming under the joists. Should I seal/paint the slab? If so, what product should I use? Most of the products I've ...
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0answers
35 views

How do you refinish a concrete countertop?

I have concrete countertops in my kitchen that, unfortunately, weren't sealed properly. They quickly began picking up stains from water, so the contractor that made them took them back and somehow ...
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0answers
227 views

Fill/seal large gap around shower base

We just bought a new house and I noticed the shower is leaking. I went to reseal the shower with a silicon based sealant, but then noticed that the gaps are pretty large. Along one side, between ...
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0answers
53 views

Seal the base of a drafty wall

Our dining room has a wall that adjoins the outside. The wall is drywall (I think) and the floor is fitted wood squares. At least one of the squares is pulling up away from the floor. At the base of ...
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0answers
43 views

How do I seal an existing concrete floor before patching it?

We are patching an old concrete slab and we are having a problem with the glue or concrete seeping through small cracks onto the floor below. Is there something I can seal it with before we pour?
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0answers
1k views

Repair tub liner with water trapped beneath

The previous owners of my home installed a tub liner rather poorly. The first time we used it, water was trapped between the liner an the tub. The top portion is tile, the bottom is a tub with a ...