Questions tagged [caulk]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
1 answer
81 views

Why hasn't the caulk cured in my shower? [closed]

I have a lady I clean for ask me to remove the old caulking and redo it. So I did I used the normal home depot brand for years like I’ve always gotten. And the client said it never cured. So when I ...
1 vote
1 answer
25 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 ...
  • 139
1 vote
1 answer
89 views

How to remove plaster or really old hard caulk (can't tell) from bathtub?

My house was built in 1970 or 1971 (I've seen both years, can't remember which one is correct), and the bathtub and the bathtub walls are original to the house. The caulking has been coming off, so I ...
1 vote
1 answer
51 views

What's the best caulk for the interface between shower wall and painted/sheetrock wall?

I'm replacing the caulk on my bathtub/shower, since it's in sorry shape. See the images below. My house is about 50 years old and I believe these shower walls are original. They appear to be some kind ...
2 votes
1 answer
109 views

When can I safely caulk a toilet after install?

Is there a timeframe after a toilet install where I can confidently caulk a toilet to the floor? I would assume after a day, if no leaks that the wax ring/seal is secure and can be safely caulked? ...
2 votes
1 answer
165 views

Proper way to seal bottom plate to slab? [closed]

I noticed that the caulk has failed where the bottom plate meets our concrete slab foundation along an exterior wall. I’ve removed the old caulk and vacuumed the area. The bottom plate is sitting on a ...
  • 587
0 votes
1 answer
85 views

New caulk on tub splitting after just a few weeks

My partner and I bought a house in July. It has 2 tubs, 1 of which we never use. Both tubs needed to be re-caulked. On 2022-10-31 I had a professional re-caulk both tubs. The one that my partner and I ...
  • 309
2 votes
3 answers
132 views

Caulking where vinyl siding meets window

I had new vinyl siding replaced and all my windows look like this. Do I need to caulk this seam where the vinyl meets the white portion of the window (I know not to caulk the weep hole)? Seems odd to ...
1 vote
1 answer
2k views

What to use to seal seams in plywood subfloor

My 5/8" plywood subfloor is screwed and glued to joists. It has 1/8" seams between individual plywood pieces. It also has 1/8" seams at the boundary, which is existing laminated ...
  • 133
0 votes
1 answer
103 views

Is Custom Building Products sanded ceramic tile caulk paintable?

I have a tube of Custom Building Products' Sanded Ceramic Tile Caulk, and it says nothing about paintability on the tube itself. It is "siliconized" caulk per the tube. On the online product ...
1 vote
2 answers
164 views

Kitchen sink caulking "flaking" off, looks like sand in some parts

I'm trying to get help diagnosing what the issue is. I am re-caulking the area around my kitchen sink. Since the sink is a top mount, and the piece of countertop on the side is severely damaged, I ...
  • 123
0 votes
1 answer
266 views

What caulk to use for basement floor control joint?

My basement floor has control joints and some have opened up. Floor was poured 5 years ago and the cracks are stable now. The worst section is 3/16ths wide. What caulk should I use to seal this? I ...
0 votes
1 answer
60 views

What should I use to repair this small crack between window and stone? Is this caulk?

I’m a new homeowner and just noticed this small opening next to my upstairs window between stone and window. Is this caulk that’s used there or mortar? Any recommendations on how I should go about ...
  • 13
0 votes
2 answers
78 views

What to know before recaulking shower

I have a shower that has some kind of black mold around the existing caulk. I plan to remove it and recaulk. Following this video I know I need to: use painters tape to create a strip for caulk use ...
2 votes
1 answer
589 views

Should the corner joints on a tiled shower bench be caulked?

My shower/tub area was completely tiled, including a bench area in the back. The house-flipper did not seal the grout in any way. I’ve heard you typically caulk where the tub and tile grout meet, but ...
0 votes
2 answers
286 views

Layering clear caulk over colored caulk to create "fake" grouting

It was time to re-caulk my bathtub, due to mold/mildew in the surface. The walls are tile down to just above the bathtub and the plumber had apparently used a clear caulk over grouting. I successfully ...
  • 147
-1 votes
1 answer
89 views

Should I seal my acrylic caulk?

I just used Speed Demon acrylic caulk around my bathtub--between the tub and the tiled wall. It does NOT have silicone in it. So is it ok as is, or for better waterproofing should I buy some kind of ...
2 votes
1 answer
126 views

Drafty light switch box on exterior-facing wall

Is this an example of shoddy contracting and/or building code violations for a house built in Tennessee twenty years ago? exterior facing wall light switch, no fire caulk on edges/holes, w/ cold draft ...
0 votes
1 answer
50 views

caulk plunger messed up

If the "plunger" at the back of the caulk tube is messed up. Will all the caulk become solid? Or some partial caulk close to the plunger and become solid and "sealed" the gap.
0 votes
1 answer
323 views

How to fix moldy caulking over grout in bathtub corners?

As part of the cosmetic updates for the bath, I decided to remove the moldy caulking where the tile meets the bathtub. It looks like the previous owner put the caulk over the grout, I'm assuming ...
17 votes
10 answers
3k views

How to ensure silicone gun products last as long as possible

Over time I have used many products that require a gun. The issue I have is I do not use these often. Meaning I will buy some silicone, apply to the silicone to an area in my bathroom and then return ...
0 votes
0 answers
297 views

Is it necessary to caulk between bathtub and drywall?

Our house was built in 2017. It was not built to the... highest quality standards. One thing I have wondered since shortly after we moved in is this: Should the builder have caulked where the tub/...
  • 273
0 votes
0 answers
76 views

Painting exterior caulk

The caulk on the exterior of my fiberglass windows turned black after a couple of years and I was never able to get it white again even though I tried every idea I could find online. Now new vinyl ...
2 votes
1 answer
769 views

Can I use elastomeric sealant intended for roofs to caulk my shower?

I have a shower where the caulk around the door was moldy, so I scraped out the old caulk and am getting ready to apply new caulk. But all the bath/shower caulk I have is old and dried up. I do have a ...
  • 163
0 votes
2 answers
45 views

What is the best/safest way to quickly dry the bottom of this wall before caulking?

Context: During the last rainstorm we had a LOT of water flow into our house. When it stopped raining I quickly figured out why. The caulking between my log home and the foundation had cracked pretty ...
  • 4,602
0 votes
0 answers
52 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 ...
  • 353
2 votes
0 answers
87 views

Preventing silicon caulk from sticking to itself while creating tubes

Preventing silicon caulk from sticking to itself Food Grade RTV Silicone Sealant Adhesive Clear 10.3oz when creating tubes. Some videos show using hot water and some videos show using cold water and ...
  • 161
0 votes
1 answer
177 views

Caulk on top of grout in tiled shower

We have a tiled shower that is grouted. The installer put caulk on top of grout where the wall and floor meet and the corners where the walls meet. Problem is, the caulk mildews and disintegrates. ...
  • 337
0 votes
1 answer
5k views

What’s the best type of durable caulk to use for stairs?

I just finished installing the treads and risers and need to caulk. I’m looking for the most durable caulk type - something that wont peel in a few years. I’ve been trying to research the best for ...
1 vote
0 answers
516 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 ...
  • 217
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
1k views

Do I need to seal the gap under shoe molding on new floor?

We are getting new hard wood flooring installed and I expect to be putting shoe molding around the edge of the flooring. I am expecting a half inch to one inch gap between the back of the molding and ...
1 vote
1 answer
97 views

What other materials besides grout and caulk may have been used in my shower?

I have a tiled standing shower in my bathroom and the grout is starting to crack in some areas, so I would like to repair it. The grout between the tiles is sanded grout, but the material in the ...
  • 13
1 vote
2 answers
957 views

Should I leave a gap between flooring and shower for caulk?

I intend to caulk either way, but wondering if leaving a small gap will help better seal the flooring the shower. Should I butt up to the shower basin and apply a small bead of caulk, or is it better ...
1 vote
2 answers
374 views

How to keep shower caulk clean

We have a tile surround shower that has a fascia covering that is attached between the bottom edge of the tile and the bathtub using tub/shower/tile caulk. The caulk is marked for use in wet locations,...
  • 705
0 votes
0 answers
177 views

What is the difference between food-grade caulk and caulk labeled for kitchen use?

I want to caulk the edges of my kitchen sink. Since I use the sink regularly to wash food and do dishes, I want to make sure there won't be contamination. I am considering 2 types of caulk. This food-...
1 vote
2 answers
98 views

When is it prefrable to use a tape like Wigluv, rather than caulk or low expansion foam?

I'm trying to understand when to use what method to seal, to prevent air and/or water. When would a tape like Wigluv be preferred over caulk or low expansion foam? What applications is it the ideal ...
0 votes
1 answer
37 views

What caulk color is this?

can anybody tell me what’s the color if the caulk used here? i replace the other side of my kitchen with silicone white and the colour is totally different with what is attached as picture.
0 votes
1 answer
185 views

Caulking bathroom floor

I have this part of caulk missing near the corner of my bathroom floor. Should I just patch this section with new caulk or would I need to scrape the old caulk and reapply caulk along the entire edge? ...
  • 478
0 votes
1 answer
375 views

How do I remove window sill stop block on double-hung vinyl window?

The vinyl double hung window was installed on my brick house a few years ago. The Screws that hold the replacement windows are drilled in through the bottom of the drain holes with no caulking on the ...
1 vote
2 answers
186 views

Mold in tub caulking

I have mold/mould in the caulk/grout of my tub. Before I go about re-caulking it, I want to try killing it. I've seen sources say to use vinegar or bleach but are these sources correct? I've also seen ...
  • 123
0 votes
1 answer
3k views

How long should the smell of silicone caulk last?

I recaulked around my tub last night with 100% silicone caulk. It's now been a bit over 12 hours, so the caulk is set and I can get the tub wet (according to the instructions on the tube), but the ...
  • 37k
2 votes
1 answer
428 views

Caulking Baseboards - Suddenly Spiders Appear

We recently moved into our first home, and the previous owner had done some self-installed laminate floors to replace carpet. This left about 1/16" gap between the baseboard trim and floor. We ...
  • 659
1 vote
2 answers
3k views

Caulk/Putty around Interior Timber Frame Window Gaps

I am in the process of painting my timber frame windows and when cleaning and sanding down I have noticed that there is a small gap between the window pane and timber frame on the interior (the stuff ...
  • 113
0 votes
1 answer
80 views

Is caulk referred to as silicone caulk?

I know there is a difference between silicone and caulk? Sometimes I see caulk referred to as silicone caulk which makes me think it is silicone or a type of silicone. Is it correct to use the term ...
0 votes
0 answers
229 views

Should I use silicone or caulk between skirting board and vinyl tiles, cement and vinyl tiles?

Should I use silicone between vinyl tiles and wooden skirting? I imagine yes since the skirting board may contract even though the tiles do not? What about if there is no skirting i.e. vinyl and ...
0 votes
2 answers
212 views

Can I spray regular foam over fire block caulk?

I'm sealing up some holes and gaps in my attic and dutifully using fire block caulk where some electric cables are coming through the studs and gaps. In other locations, I'm using Great Stuff like ...
  • 1,228
0 votes
0 answers
44 views

I am desperate to caulk over bad grout, for a short fix [duplicate]

I keep reading "do not just caulk over bad grout", "do it the right way", "take out the grout is the only way to do it"... do it "right", yes. But I need to caulk it. We havent used the shower in ...
4 votes
2 answers
310 views

Shower corner has grout covered in caulk

We just moved into a newly flipped house, and one thing we've noticed in the showers are that the vertical corners are filled with grout, and then covered by caulk. I've always been told that any tile ...
  • 217
1 vote
1 answer
174 views

How to remove this black stuff at my countertop corner joint

Wondering if anyone has tips on how to properly remove and clean this. I've got scrubbers, soap, but they didn't really work.
  • 159