Questions tagged [caulking]

Caulking is the action of applying a sealing compound to joints and gaps in building materials.

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51 views

I put caulking in between tiles that had grout already underneath it. What do I do?

My floor tiles had unsealed grout already in between the tiles. I went to Home Depot and bought a “sealant”, but it was actually caulking. I ended up putting caulk over top the unsealed grout in ...
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Lining around tub is coming off

The lining around my tub is coming off, can anyone point me in the right direction on how to fix this myself? I found a YouTube video on how to caulk a tub: which I guess is what I will go with that, ...
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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 ...
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239 views

How to patch siding half covered by electrical panel

When I had solar panels installed, they removed an old electrical box, leaving a hole in the siding. For no apparent reason, they installed the new electrical panel over half of the hole they left. I'...
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1answer
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Weird brown line behind bathtub caulking

Earlier today, I found cracks in the caulking around my shower, so I removed the caulking to look for any mold or water damage. When I shone my iPhone light in that area, I found a weird brown line. (...
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Exterior caulking - metal to concrete, metal to metal, metal to painted wood (pacific northwest). Any negatives of dow 795?

I am looking for a long lasting caulking for exterior work. I have primarily metal cladding but there is metal to metal, metal to concrete and metal to painted wood areas that need caulking. I ...
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1answer
37 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. ...
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1answer
45 views

Caulk wont stick to baseboards

I have used Sherwin William and DAP caulk but it keeps peeling away from my baseboards. What is a good type of caulk that will not separate from the baseboards? The baseboards are painted with Sherwin ...
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Can I caulk the corner between stone countertop and stone backsplash?

Since I purchased this home a few months ago, we've noticed water from the sink can sit in this corner and possibly grow fungus or just leave mineral residue when it dries. We have tried to keep it ...
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22 views

How do you deal with a gap between vanity and wall?

I glued in the vanity backsplash, and I used a tad too much glue so it doesn't sit tight against the wall. Furthermore the wall is not straight and even when I lined it up before gluing, there was a ...
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How to repair the caulking around basement walkout doors and what to use?

Another waterproofing question: our basement has a walkout door that is leaking from where the metal doors meet the concrete base. Three pictures from inside and one from outside are attached below. ...
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488 views

What caulk to use for basement leaks at cove joint where floor meets the wall? Polyurethane, silicone, or latex-based Drylok?

I noticed a small moist patch of the floor near a radon mitigation system. However, I suspect that it has little to do with the radon system but was due to failed caulking at the cove joint, as there ...
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What kind of sealant should I use for the exterior

The sealant that was used before has degraded and air is leaking from the outside into the room. Additionally there is a gap between the floor and the wall. For interior of the room I was going to use ...
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115 views

Where to Caulk Around Windows on Exterior of Home? Is this a Drip Edge?

It's winter time again and our windows are really drafty so I am going to start replacing some of the old cracking caulk around the windows on the exterior of the home. In the process of examining my ...
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353 views

What to use to seal an exterior cable penetration in brick?

A Comcast tech came to our 3-unit building, ran a new cable into the utility room, and pulled out the seal that was there before, leaving it open as we're getting cold and wet for fall. What should I ...
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286 views

Should I caulk the gap between a wood threshold and concrete?

I want to sand down and paint the threshold to my front door, pictured below. The wood itself is fine (not rotten). There is a small gap between where the wood sits on the concrete steps. I assume I ...
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Is there any harm in caulking the bottom of this electrical conduit plate or should it be left unsealed? [duplicate]

There is a small leak into the interior that I’m wondering if it is getting in from the bottom not being sealed. Also, should the gap in the conduit where you can see the white wire be fixed?
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How is water getting onto the garage foundation sill in area near electrical penetration and weep hole?

There is a small amount of water that seeps in and shows up on top of the foundation sill on the inside of my garage in this area. It only happens during a hard wind driven rain. Do you think it is ...
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137 views

Door lining proud of new plaster, what are my options for fitting architrave? (another coat?)

I've built a new wall with a door in it, ensuring the door lining protruded a few mm beyond the plasterboard so I could skim over the plasterboard with Thistle Multifinish plaster up to the level of ...
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39 views

Can I apply caulk over exterior wood filler?

I am re-caulking trim that is over T-111 siding over my window that faces the brunt force of winds and rain in the Pacific Northwest. There were leaks over the window that appeared to be coming in ...
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1answer
73 views

How to apply silicone to an edge (tidily)

How can I coat an edge with silicone? There are caulking tools for all kinds of joints such as these, but there seems to be no such tools for edges. I tried using my fingers, but this is far from tidy....
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157 views

Shower curb tile: OK to caulk rather than grout?

I'm trying to finish up our shower. We ended up using a Tile Redi (which was an ordeal, but that's another story...) which means that the pan, itself, is completely waterproof, and that the tiles are ...
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28 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.
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50 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? ...
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76 views

Should the edge of a tiled shower wall and floor be left unsealed?

Our shower remodel was just completed and our tiler intentionally left the edge of the shower wall and floor unsealed. This seems strange to me but he insisted that it should be left unsealed. He said ...
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2answers
37 views

How to properly re-caulk this shower?

The caulking in my shower was old and had some mold stains, so I removed it and am planning to re-caulk. After removing the old caulking, I noticed that parts of the removed silicon (the ones removed ...
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85 views

Caulking wood panels at bottom of bay window configuration

A contractor doing some other work around the house noticed a small section of wood on the panel of the bay window in this picture was starting to soften. He recommended caulking the bottom to keep ...
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2answers
84 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 ...
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Caulk/paint between wall and ceiling falling off, how to paint over?

We just removed wallpaper from one wall in our new house. Most of the wall underneath just looks like plastered concrete wall, however, close to the ceiling, it looks like there is instead white paint ...
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75 views

Caulking bathtub, is there supposed to be a hole?

I am re-caulking the bath tub, and have a question. After I remove the caulk, is there supposed to be holes between the bathtub and the tile? My house is 9 yrs old, and I have never had the guest ...
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126 views

Ways to seal gaps around sliding glass door trim and wood floors?

I have a sliding glass door with trim that has a minor gap beneath the shoe that is letting ants come and go freely (see photo). I'm looking into doing something similar to this post but can I just ...
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36 views

What is the correct technique for calking two adjoining surfaces in a shower?

I have an old shower where the base pan and the shower tiles come and meet nearly exactly aligned. There are sections in the shower where the tile has almost no gap and it varies to about 1/16th of an ...
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2answers
444 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 ...
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93 views

Condensation and air leak from skylight

I Recently started seeing condensation on my skylight. Skylight is installed in the bathroom. Sometime on windy day I feel air coming through skylight. If I raise my hand up towards it I can feel ...
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432 views

Should the tiny gap between exterior window trim and the window housing be caulked?

I have a home with Hardie Board siding and trim. There is a tiny gap between the edge of the installed windows and the Hardie trim board ( Please see the gap where my finger is pointing in the picture ...
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1answer
870 views

Filling a gap between drywall and stair stringer

I was planning to remove the old ugly cove moulding on my stair stringers. 30 years of lazy paints jobs have left it in a very bad state. My initial plan was to just sand the stringer and wall, get ...
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1answer
35 views

Been going around caulking the inside windows and ran into a bigger gap

I have been going around the replacing the old caulk where it was cracked on the insides of my windows. I came across this window and it really opened up when scraping away the old caulk. It's by ...
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2answers
913 views

Small soft spot on ceiling below shower

Appreciate some help here before i spend money in calling an expensive plumber because i think the problem can just be poor caulking in my shower. I noticed a small soft spot on my ceiling today. I ...
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3answers
2k views

Should I caulk the top and bottom of my windows on the outside?

Lots of ladybugs in the house today, and I read that they're getting in through the windows, so I went to inspect. One window in particular has a large gap at the bottom. All of the windows on my ...
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1answer
57 views

Should I caulk window gap behind casings?

Installed flange windows often have a gap where they're shimmed. This gap will usually be covered by casing. Should it be caulked before the casing is installed?
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243 views

Filling garage floor control joints

TL;DR: How should I fill this V shaped, shallow control joint in my garage most effectively? Joint rough dimensions: 5/8 in. wide at bottom 1 in. wide at top 3/8 in. deep Do I need backer material ...
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56 views

How to waterproof siding repair?

I have replaced some windows and bad trims. The new windows have different sizes so now I ran into few challenges. If I put small pieces of siding to patch that area in red circle, (1) how do I "seal"...
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31 views

Sealing skirted bathtub

There are plenty of tutorials for sealing/caulking bathtubs. However, my bathtub has a kind of skirting around its edge, as in picture: How do I go about that? Should I caulk both edges? I plan to ...
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2answers
121 views

Do I need to do some drying before filling a small gap in the bathroom caulking?

I discovered a small gap in the caulking between the floor and the bathtub. The gap is an inch or two long -- but it's right where the water sprays at the edge, when someone takes a shower, and a ...
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131 views

REPAIR - Bathtub caulking or grouting between acrylic bathtub and tile

A large chunk of grout came off from the area that covers the joint between our bathtub and the wall tile (see pictures). As I prepare to fix it I would like to know what is the best method to repair ...
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508 views

Air Leaks Where Floor Meets Baseboard

Wondering if anyone had any suggestions to stop air leaks where floor meets baseboard. Is caulking the best way to go? The room with the air leaks has a cold floor anyway as it sits over an non ...
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1answer
377 views

Accidentally removed part of rubber strip between bathtub and glass while replacing silicone caulk

I've had moldy, leaky silicone in my shower for a while, and decided it's time to replace it. But I got over-eager in pulling it out and got a chunk of an also-moldy rubber seal/spacer/gasket that's ...
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2answers
251 views

Opening caulk tube with threaded nozzle

I've just got a tube of XtraBond250 sealant with a threaded nozzle. It's not at all clear how to get started. Do I puncture the tube at the male threaded end? Or cut off the conical portion of the the ...
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4answers
179 views

How to weigh down a plastic shower base while recaulking?

I'm recaulking a shower which has a plastic base that flexes a bit when stepped on in certain spots. This caused the caulking to pull away the last time I recaulked. If this was a tub, I'd fill it ...
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1answer
68 views

Grout or caulk on tile floor to tile wall

My shower has tile floors and walls and the connection between them is very rough and needs to be re-done. It looks like previously there was some caulk added in spots. What is the recommended ...

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