Questions tagged [sealant]

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67 views

How to remove strong musty odor from garage?

I have moved into a rental house and the garage has a musty odor of which I cannot tolerate to breathe so I cannot even park my car in the garage. After I put in a HEPA filter and let it run for 2 ...
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1answer
52 views

Sprayed foam sealant into window blind's headrail, immobilizing it. Blinds are also screwed directly into frame. How to remove (has picture)

Trying to seal window crevices, I accidentally sprayed into window blinds headrail whose top is exposed. The crevice is so narrow I couldn't see into the top of the headrail, so I forgot it was open. ...
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1answer
36 views

Is a long shower the main cause of this leak? Would clear silicone on all grout lines help?

We are in a brand new house for the past 1 year. From the first month onward, we have noticed water coming out from under the door jamb pictured here. When we put a plastic sheet all over the shower, ...
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1answer
21 views

Type of sealant for nails under asphalt shingles

I am installing a zinc strip on my garage roof to reduce moss growth. I will be sliding the metal between two rows of asphalt shingles and nailing it down, so that the nail heads are underneath the ...
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0answers
26 views

Tanked balcony drain has cover stuck down with sealant - how to remove?

We live in a leasehold (nearest US equivalent: condo) flat (apartment) at the top of a seven-storey building. Only our floor has real balconies, and the floor of each balcony is effectively the roof ...
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1answer
28 views

Sealing water leak between kitchen cabinets and floor

Since moving into our house 5 years ago, we have spilled a large amount of water on our kitchen floor a few times. When this happens, the water leaks into the floor boards and drips all the way into ...
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1answer
46 views

Concrete floor brick wall gap leaking severely (garage above basement)

Basic Problem: There is a somewhat badly maintained car garage at street level above an area of my basement property. The garage has a concrete floor; the (very small) utility room below has a solid ...
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3answers
70 views

How can I seal between siding and sunroom to block bee access?

I have a sunroom which is right next to the siding of my houses: However, as shown below, there are some gaps between the siding and the sunroom, and some bees go inside the gaps and make holes. I’d ...
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18 views

How to seal seams in a traditional Cedar wood dry sauna

I just built a new, indoor, traditional dry sauna made with Cedar wood. https://www.costco.com/almost-heaven-bluestone-3-person-steam-sauna.product.100485086.html During assembly, some of the ...
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0answers
24 views

Sealing/resurfacing exterior concrete retaining wall

I have a 3 ft concrete retaining wall that runs across our backyard. It collects a lot of black mildew with white spots. Is there a sealant or other surfacing material that I can use to help keep ...
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1answer
28 views

What's a suitable sealant for the garden slabs in the picture?

What is the best type of sealant I should get to fill the cracks between the slabs in the picture below? I think these are concrete slabs that I have in my garden, and not sandstone, but I'm not sure....
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2answers
45 views

What type of wood treatment does my garden office / summer house need?

The exterior wood on the top of my garden office / summer house is looking a bit tired / worn out - see picture below. What kind of treatment should I use to restore/protect the wood? See the lower ...
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1answer
81 views

Stud hole for Romex electrical wire filled with Green-glue acoustic sealant - Cause of concern?

I am helping my brother with his unfinished basement when I realized he made a mistake. I told him to use a fire stopping sealant in certain stud holes where Romex wire was being fed through. ...
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2answers
111 views

Correct Sealant / Caulk for fixing LED Down Light

I have recently had LED down lights installed in my ceiling. In strong winds I am finding some granulated loft insulation is blown through around the light fixings. I would like to seal around them -...
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2answers
363 views

Protecting bathroom mirror from corroding around the edges

In my bathroom I have a beautiful illuminated LED mirror. It's now 10 years since I originally installed it - and over time, the edges have become de-silvered as the backing coat has corroded and ...
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2answers
508 views

How to seal porcelain so that the sink will be easier to clean?

I have an old porcelain sink. When the sink is dirty it takes a lot of scrubbing to get it clean. Can I put something on it so that it will be less absorbent? I am considering this procedure: https:...
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3answers
2k views

How do I clean sealant/silicone from a glass mirror?

I did a poor job of applying silicone sealant to the seam between a glass mirror and the splash back below it. I need to clean-up the smears that I got onto the mirror and the splash-back. How do I do ...
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3answers
190 views

Can I use polyurethane sealant with Plexiglas?

I have a below-grade basement window in a lightwell. In heavy rain, the lightwell fills to the bottom of the window and then the water leaks into the basement. I've been through a lot of options and ...
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1answer
23 views

Removing old sealant from wood

I was reading up that different finishes can be removed with different chemicals (paint thinner, alcohol, etc) based on the finish. Is there any way to identify what this finish on the wood in the ...
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2answers
4k views

what's the difference between “silicone sealant” and “mastic/MS-polymer sealant”

MS polymer (or "mastic") look like silicone. It also comes in a tube, looks the same when it's liquid. Here are the difference I found with silicone caulk: it's looks a bit less flexible when cured (...
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0answers
236 views

Removing old silicon sealant and it's very sticky

I'm replacing some old silicon sealant around my bathroom sink. I've already done around the bath tub and that was fine: I removed the old sealant with a knife, cleaned it up and reapplied a new bead. ...
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4answers
109 views

Ant proofing a wall

For some reason yellow meadow ants have developed a fascination with a certain interior wall in our house. The usual gels, powders and sprays are having little effect. They do slow down for a while ...
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38 views

Why is my new and newly stained deck showing all dirt and grime that doesn't come off with soap and water?

I built a deck about a month ago. It was primed and stained with a solid stain. I am noticing that all the shoe prints from the dirt are showing up. I have tried watering it down, adding soap, and ...
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1answer
68 views

What sealant to use on a hole in the interior of the house on an external wall?

There's a tiny, tiny hole in an external wall that separates my living room and the outside front entryway. This is important because I just saw a bug crawl through the hole from the outside into my ...
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1answer
35 views

How to permanently remove moisture on concrete kitchen floor

We are currently renovating our kitchen and when we removed our vinyl flooring we noticed lot of moisture. We want to put self adhesive vinyl tiles but wanted to avoid the scenario of moisture ...
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2answers
3k views

Sealant for external outlet

What type of sealant should I use for this? I'm assuming 100% silicone.
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2answers
101 views

What type of sealant/caulk is this used on inside corner of shower frame rail?

Does anybody know if this is just a clear silicone caulk or something else? Lexel? It doesn't go all the way into the gap where the vertical and horizontal shower frame rails meet, which I want to be ...
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0answers
432 views

Would caustic soda destroy a rubber gasket under a sink?

Today I made the mistake of pouring caustic soda down a kitchen waste-pipe to unblock it. Despite reading that it's safe on plastic pipes, it created a terrible leak between the pipe and the underside ...
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1answer
42 views

Will using a paint or sealer on a concrete floor damage it?

I live in a 1st floor flat (relatively new build) that has concrete underneath the carpet. I'd like to remove the carpet and treat the concrete and have concrete floor. The floor seems pretty solid ...
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2answers
170 views

What sealant should I buy to secure cable in brick?

I have an ethernet cable that goes into house from the outside wall. What sealant should I look for that will not crack the cable? I need to keep wind and rain out of the house from the hole. It ...
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1answer
57 views

How do I add grip to concrete sealer after it is already applied?

Last fall, we had H&C Colortop Solvent Based Concreat Sealer 250 applied to a textured concrete driveway and walkway. It look amazingly better and have gotten many complements from the neighbors, ...
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1answer
32 views

Patch for Tile Sealant Coat

I have a problem with the tiles around the tub in my ~1910 residential apartment building in Washington DC. At some point the existing tile was coated in some sort of sealant layer, which has ...
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1answer
289 views

Door seal to stop spreading cooking odour

Have reasonably good ventilation and smoke extractor in the kitchen. But still, food/cooking odour are spreading in adjacent rooms; possibly through a small gap between door and frame. Can anyone ...
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1answer
231 views

Spraying Drylok Paint?

I need to seal my basement walls. The manufacturer indicates that Drylok can be sprayed. However most professionals I speak with state that it will destroy the gun. Is it possible to spray Drylok ...
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2answers
51 views

What material can be used to bond metal to metal and is removable in the future? [closed]

I'm looking to seal an opening in a metal refrigerator with a standard heatsink as a part of a thermoelectric cooling setup. It'd be ideal if there was a bonding material of some sort that can squish ...
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2answers
473 views

I have a leaking drain in my kitchen sink

There are two washers that are constantly coming loose under my kitchen sink. I've tightened and retightened both of them with a pipe wrench, but they always come loose. They don't seem to be ...
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2answers
8k views

Teflon Tape or Sealant on Any Flare Fittings for Gas Connections?

I am trying to hook up a gas dryer. The gas line has a flare fitting 1/2 in. that goes into a 1/2 in. x 3/8 in. coupling/reducer (in order to fit into a 3/8 in. gas connector, as suggested by help ...
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1answer
291 views

How do I identify if a caulk is water-based or solvent-based?

I have a new position in a hardware store, and I have customers asking me which caulking materials I have are water-based, and which ones are solvent-based. This is important for cleanup and tooling, ...
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3answers
946 views

What product or method to waterproof an underground concrete-bottomed water cistern?

I have an existing 42" diameter x 11' deep underground water cistern installed in my backyard that I am starting to use for irrigation. It has HDPE walls and poured concrete bottom. There is no ...
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2answers
175 views

What can I use to seal section of concrete roof?

We have a rough concrete roof, and it's leaking in a particular section. In that particular section, there's very little pooling and there's some leaking. It's very sunny here, so the water ends up ...
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0answers
360 views

Is it OK to seal the top side of a deck concrete footing?

This is a follow up for this question Deck footing 2" above the ground -does that apply to a patio? What is the reason behind the 2" restriction? I decided to have my concrete footing under ...
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4answers
789 views

Non-Permanent Plastic Pipe Sealant or Join Improvement?

Brief: Looking for recommendations on a product to improve the seal of 2 joined plastic pipes (narrower pipe wedged into wider one) that is non-permanent + water and hot/cold resistant? Details: I ...
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1answer
818 views

tar joint between garage wall and asphalt

There's a kind of a gap between the asphalt and the garage which causes moisture to accumulate there. I'd like to seal that gap by making a tar joint: https://www.homedepot.ca/en/home/p.sealant-...
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4answers
1k views

Shed with gaps at the top, wasp nest come back every year

I have a nice shed in the backyard but every year wasp nests reappear in there. the shed has these 2x4 sized gaps between the roof and the side walls on the sides of the shed. I saw a recommendation ...
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1answer
89 views

How can I prevent water from beading on roof drain channel?

I have a flat-roof above my flat, and have located the source of a leak which has been dripping for years. I have bought some roof sealer (Roof Trade) and painted it over the channel where the leak ...
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1answer
1k views

Best materials to seal curved shower wall corner to shower tray

The shower on my boat has curved corners where the 'walls' meet. The walls are currently sealed to the tray with a curved profile strip of plastic plus silicon sealant. The profile strips were cut ...
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0answers
25 views

Hight temperiture sealant

There is a inch-long crack between the burner and the surface of my stove top and there is gas leaking out when the stove is turn on. My contractor said that the sealant got burn off. What can I use ...
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1answer
802 views

Best way to close gap around a fire place?

Along my fire place I have pretty good gaps that allows a lot of draft into he house during winter. I was thinking of just using foam backer rods and then caulking over that to seal the gaps nicely. I ...
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0answers
201 views

Product identification/recommendation to seal top of foundation wall

In preparation for winter, I've started to inspect the exterior of my house and noticed some of the sealant at the top of the basement wall needs replacing. Unfortunately I bought the house like this ...
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2answers
120 views

Resealing around a bath

I have never resealed a bath before. I'm confident on what I need to do except for one thing... A lot of the sealant is still in great condition. It's only the sealant behind the taps that has gone ...