Questions tagged [sealant]

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1 answer
28 views

How to properly seal a humidifier water tank?

I cracked a plastic water tank for my humidifier, a Holmes HM-2060W. It's not a bad crack in that there is not a large gap, but it's 3-4 inches long and leaks water, which spills onto the floor, so ...
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1 vote
0 answers
24 views

Epoxy paint or primer/sealer?

I have a coarse and porous concrete rooftop, and on Friday I went to a top roof-sealing company to buy primer to cover the roof. While talking to the salesman, he mentions that the best thing for my ...
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1 vote
1 answer
46 views

Leaky Air Duct Sealing

I have duct work in a house that I recently bought were it looks like some ducts were removed and then just sealed over with a metal sheet. The vent seems to be leaking air and in my opinion should be ...
0 votes
2 answers
109 views

What should I use to seal between granite countertops?

My kitchen has granite countertops and upstands. The sealant between the individual countertop pieces and between the countertops and upstands requires renewing. What kind of sealant should I use ? ...
0 votes
2 answers
82 views

Sealant/adhesive to reattach ceramic hob trim

The adhesive sealant attaching the glass of my Electrolux ceramic hob to its metal trim/edging is no longer adhesive/sealant and needs to be replaced (see image). I don't know what the original ...
2 votes
2 answers
537 views

How can can I repair peeling shower drain coating?

There is some kind of plastic coating over my drain that is peeling and needs replacing. I can't work out what kind of product I would need to use to recover it to protect the plug and would ...
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1 vote
1 answer
174 views

Best epoxy to seal indoor plywood subfloor? [closed]

I want to put a coat of sealant such as epoxy over the plywood subfloors in my house since I’m already ripping out the carpets and replacing with hardwood (actually engineered floating cork flooring). ...
2 votes
2 answers
404 views

Outside window sealant producing strong smell inside for 7+ days

Our apartment management put a clear sealant all around the windows - our windows as well as both up and down windows (from the other apartments), and around the boards surrounding the windows. In our ...
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3 votes
2 answers
797 views

What is the sealant around this shower arm, and should I replace it when I replace the arm?

There is a kind of rubbery sealant between my shower arm and the edges of the hole in the tile. What is this type of sealant, and when I replace the shower arm, how important is it to seal the new one ...
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3 votes
3 answers
434 views

Sealant for exterior water line into garage

I need help determining what is the proper approach to sealing an incoming water line main through a concrete block wall. The main water line is coming in about 2 feet below ground level. The space ...
  • 173
19 votes
2 answers
4k views

Why not put pipe dope on female thread?

What is the risk of having pipe dope in natural gas line? Not blobs of dope, but a thin layer or bead on inner (female) thread. Most instructions on using pipe dope on gas pipe says to put pope dope ...
  • 683
0 votes
2 answers
51 views

Replace bath taps that are slathered with sealant

I’m replacing the mixer taps on my bath, but they’re absolutely covered in sealant and the spanner won’t get a grip. Any advice for removing? I’m worried about damaging the plastic nut if I go for it ...
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1 vote
1 answer
82 views

Is it normal for sink sealant to be soft like peanut butter?

Maintenance came to fix my leaking sink a week ago. I didn’t realize it until now that the sealant that they used in between the sink drain and sink basin is falling apart. Whenever I had filled my ...
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0 votes
1 answer
96 views

Varnish or other sealant for yellowtongue under carpet?

I live in a humid area and currently have wool carpet on yellowtongue. In really humid periods, the wool soaks up the moisture and even starts to get the particleboard underneath damp. It stinks and ...
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1 vote
2 answers
1k views

What can I seal the top of my fireplace doors with?

I have a wood burning fireplace with glass doors. The top outer rim of the doors have quite a gap, allowing a decent draft and also smoke to escape when first starting a fire (which is worsened by a ...
-1 votes
1 answer
59 views

Is caulk completed sealed?

I bought The following caulk from Home Depot, and I loosely sealed it in a bag, kept it as new. However, when I open the bag today, the chemical fumes blow into my face and I can smell it very ...
12 votes
2 answers
2k views

Stains in grout

For a tiling job, I used this charcoal grout: After a few days, as indicated by the instructions, I applied this sealer: A few minutes after applying the sealant, these white stains appeared ...
1 vote
2 answers
499 views

Should seal tape ever go in a union?

I messed up the soldering of this 1" copper union (solder went into the threads) and the threaded joint (not the soldering) is having a very small leak, yet noticeable. I will replace the union ...
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2 votes
1 answer
124 views

Seal a Universal Tub Spout

Trying to replace the bath tub spout for a front-end threaded connection, I found a "Universal" tub spout (and in fact could not find a front-end-threaded-only tub spout at the local ...
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0 votes
2 answers
1k views

Replacing sealant between fixed glass shower screen and bath

I have a shower screen in the bath that looks similar to this: There is a shower screen seal vertically between the hinged portion and the door and beneath the bottom of the door which are both ...
0 votes
1 answer
650 views

New toilet fill valve's plastic back nut not compressing rubber sealing washer enough to seal cistern inlet hole

My cistern inlet hole was seeping. I bought a new fill valve, removed the old fill valve, removed the sealant applied to cistern inlet hole, and installed the new fill valve. What doesn't work ...
1 vote
2 answers
795 views

Joining galvanized gutter sections: Rivet, solder, spotweld, or another method?

I will be replacing a section of gutter on a barn in a month and was wondering what the best method of joining the sections is. I will have limited ergonomics working in a lift about 27 ft off the ...
1 vote
0 answers
32 views

What will be left if a latex sealant is mostly washed out before it can set?

I tried to seal an area by a door that puddles and leaks before tropical storm Henry arrived, but I made two mistakes: I applied the sealant only 30 minutes before the storm hit (it needs 1 hour to ...
-1 votes
1 answer
97 views

Do I need to replace a brass T that points outward at 22d angle, not straight up?

Installed a 2.5g water heater expansion tank off of a existing 3/4 brass T on copper cold supply line on wall next to tank. Brass T does not point straight up but away from wall about 22 degrees. Used ...
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0 votes
0 answers
53 views

What is this sealant on my basement waterproofing system?

I'm redoing my basement floor and have a plastic channel system protecting against water intrusion around the edge of my basement (I believe it's an "All-Dry Basement Systems" product, but ...
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2 votes
2 answers
133 views

Need to caulk between mount and exterior wall?

I'm going to help a friend repair a small fence for keeping her small dog contained. The fence is lightweight plastic of some sort, and mounted to a rail that runs along the exterior wall of her house....
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1 vote
0 answers
524 views

Shower caulk won't dry

We recently added new glass doors to our shower, and finished the job by sealing the track. The caulk we have is specifically for bathrooms (Red Devil), and the instructions say to keep it dry for 72 ...
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7 votes
4 answers
1k views

What can I use as caulk that a cat won't destroy? [closed]

I'm looking for an alternative solution to caulk/silicone sealant for bathrooms and windows because basically my cat takes it upon herself to pull at and rip out the silicone from window frames, and ...
1 vote
2 answers
154 views

What is the material and how to seal it?

As you can see In the photo the layer (paint?) on my bathroom ceiling has fallen off. I think the red/brownish colour part is off-gassing a smell. Does anybody know what material this is and be what ...
1 vote
0 answers
34 views

leak below shower

I have discovered a small leak below my shower base. When I slide some paper towels below the shower, and have the water run for 5 minutes, I see around 5 drops of water, probably coming from a hole ...
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0 votes
1 answer
746 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 ...
  • 443
0 votes
1 answer
120 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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0 votes
1 answer
244 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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1 vote
1 answer
160 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 ...
1 vote
0 answers
95 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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-1 votes
1 answer
367 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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1 vote
1 answer
465 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 ...
3 votes
3 answers
4k 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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0 votes
0 answers
614 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 ...
1 vote
0 answers
51 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 ...
0 votes
1 answer
106 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....
0 votes
2 answers
61 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 ...
1 vote
1 answer
440 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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0 votes
2 answers
2k 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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2 votes
3 answers
6k 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 ...
1 vote
2 answers
4k 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:...
5 votes
3 answers
13k 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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2 votes
4 answers
1k 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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0 votes
1 answer
76 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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4 votes
2 answers
16k views

What's the difference between "silicone sealant" and "MS-polymer" sealant?

MS polymer (MSP) looks like silicone. It also comes in a tube, looks the same when it's liquid. Here are the differences I found with silicone caulk: it looks a bit less flexible when cured (looks ...
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