Questions tagged [silicone]

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26
votes
5answers
46k views

Is there a trick to opening a tube of caulk?

Is there a tool especially designed for opening a tube of caulk, silicone, or construction adhesive?
6
votes
1answer
9k views

What is the proper preparation to re-apply silicone caulk?

We have a Swan Stone shower surround that consists of 3 solid surface panels caulked at the corners with a corner molding them applied and caulked. The previous owners weren't great at things like ...
5
votes
4answers
2k views

Alternative to Silicone Wood Filler for Door Frame

We're very nearly at the end of a very tiresome refurb of our downstairs area. As you can see from the photos, our builder has used silicone wood filler where the floor meets the door-frame. His ...
5
votes
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 ...
4
votes
5answers
31k views

How to remove silicone caulk from a shower wall?

I took down a shampoo dispenser and now I have several big blobs of moldy silicone caulk on the shower wall. I bought a plastic razor scraper and a bottle of Goo Gone Caulk Remover, which gets high ...
4
votes
1answer
11k views

Is it okay to use silicone sealant on plexiglass?

I've installed an air conditioner in a large horizontal sliding window, and I've used plexiglass to block off the space above the unit. I'd now like to seal the edges of the plexiglass pane to prevent ...
4
votes
2answers
14k views

Will silicone spray lubricant cause bare dry wood to swell?

If wooden parts are binding, will silicone spray lubricant cause bare dry wood to swell? The wood is not maple or oak or birch. It is some type of softwood, maybe fir or pine. The bearing surfaces ...
3
votes
2answers
212 views

Locating a Weatherstrip for door that is NOT foam and vinyl

I have a standard Kerf weatherstrip for my door. Because it is made of vinyl and foam, my cat can shred it to pieces. Is there another type of weatherstrip (rubber, silicone, etc.) that will be more ...
3
votes
1answer
6k views

How Can I re-attach my bathroom fixtures which are hanging loose from the wall?

Please see the two pictures below. I'm trying to re-attach the two faucets so that there is no gap between them and the wall. These faucets work perfectly fine its just that they aren't attached to ...
3
votes
2answers
4k views

How to extend shelf life of already opened one-component silicone sealant or glue?

I know silicone for two things: its properties and its ability to harden when still in the tube, before use. Virtually everyone using it knows that after a while, it is necessary to cut the tip to ...
3
votes
2answers
1k views

How can I clean silicone mastic stains from a bath-tub and tiles?

I was redoing the silicone dilation around the bath-tub, using the silicone mastic from a tube. Unfortunately, I stained the tub and a tile with silicone. You cannot see it really, but they got quite ...
3
votes
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 (...
3
votes
2answers
165 views

Tub surrond caulking question

My contractor just completed replacing the tub surround. the walls are tiled from the tub to the ceiling. A few things I'm not too sure about, and would like to get some opinions. The contractor did ...
2
votes
7answers
5k views

How do I easily remove silicone?

Since some parts of the siliconed area of my bath tub are damaged, I need to replace the silicone. Is there an easy method to remove that silicone?
2
votes
2answers
356 views

How do I paint over unpaintable silicone?

So I stupidly used unpaintable silicone to seal my bedroom window... On the inside. How can I paint over this unpaintable silicone? (GE brand).
2
votes
2answers
198 views

Plumbers Silicone Grease vs Dielectric Grease

Can I use plumbers silicone grease as a substitute for silicone dielectric grease? They both appear to contain dimethypolysiloxane and silicone dioxide. Is this the same product given different ...
2
votes
1answer
1k views

Does clear silicone sealer damage stone?

I purchased some ice breaking mats. They are supposed to be attached to steps using clear silicone. I am worried that the clear silicone will damage the steps when removing the mats. The steps are ...
2
votes
1answer
982 views

Shower leaking out the grout

First off, I am not very handy, and my husband is even less so. We have lived in our house almost 2 years and it is 13 years old. During the inspection, I believe the grout in the corners was ...
2
votes
2answers
383 views

Helicoil for plastic

My automower have been opened too many times/with too much force, so the thread is gone some places. Could I use some building silicone I'm the holes, or will it come out the next time I unscrew?
2
votes
1answer
2k views

Will canola oil have any adverse effects on silicone?

So I needed to fill in a rather slab like shape with silicone. All I had at the time was aquarium silicone that came in a tube so I could just make squiggly lines. I didn't like it so I put on a glove ...
1
vote
4answers
34k views

How do you clean up silicone caulk?

How do you clean up silicone caulk? The product label doesn't have clean up instructions. It is impervious to soap and water (even that orange pumice soap). I didn't have much luck with mineral ...
1
vote
3answers
2k views

Sealing gas duct vents with silicone

Is it okay to use silicone to seal gas furnace heater supply ducts? If so, do you know how long the silicone will need to cure before the system is useable? Some background: I've been trawling around ...
1
vote
1answer
15 views

Thorough removal of uncured silicone sealant

I have used silicone sealant to seal our toilet bowls's socket against the floor tiles. It turned out, the sealant was overaged and didn't cure anymore. So the socket and the bowl is contamined with ...
1
vote
2answers
144 views

Will silicone sealant not be waterproof after 14 hours?

I had to silicone seal a small gap around bottom joint of our shower screen, where it is attached to the wall. We realised that a small but steady drip was soaking the floor over time. I sealed it ...
1
vote
1answer
2k views

Correcting silicon between plasterboard

I had a contractor come in to build an internal wall, and without me agreeing to it, he used silicone between the drywall panels. The issue is that there is a clear line down the wall where the ...
1
vote
1answer
52 views

Spreading silicone caulk thin?

I'm using silicone as an impromptu paint/varnish (the object to be varnished can and will flex in ways typical varnish won't survive). I've used a bit of cardboard as a spatula to mild results - not ...
1
vote
2answers
294 views

Is it okay to apply silicone sealant on damaged silicone?

I did what was suggested and called back window installers to seal it with silicone (they left exterior sealed and water leaked). They told me it's not their job to seal the window only make it but ...
1
vote
4answers
4k views

Removing silicone caulk from counter

I have a granite counter top, and a small granite backsplash that sits on the counter and goes up about 3 inches. There's about a 1/8" gap between the two that had silicone caulk which I am trying to ...
1
vote
2answers
4k views

How to remove pipe sealed with silicone

My kitchen sink is emptying very slowly. The pipes under the sink are clear. So the blockage must be somewhere in the pipe from the wall on. Unfortunately the curved pieces of pipe are in the way and ...
1
vote
1answer
28 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 ...
1
vote
1answer
108 views

Would applying silicone grease to an EPDM seal/gasket be helpful or hurtful?

I'm repairing a Samsung front-load washing machine and had to take the tub apart. The tub consists of two halves which are joined by a number of bolts and a thin (approximately 1/4) seal which ...
1
vote
2answers
183 views

Mounting Acoustic Foam in a rented flat

I'm looking for a reversible way to mount my acoustic foam on the wall. My current plan: using Sanitary Silicone from a cartridge. This is in the hope that it would both stick easily and is ...
1
vote
1answer
69 views

Silicone Grease

I was told that silicone grease shouldn't be used on a silicone seal or gasket, as it will swell or even destroy the seal. I know that some hydrocarbon-based greases are bad for rubber seals, but ...
1
vote
1answer
853 views

Shower silicone caulk keeps failing, options for never fail?

So, I have two issues. Both related to the same solution. One shower keeps breaking the silicone seal and then letting water through. The other shower has standing water against the silicone and I'm ...
1
vote
1answer
2k views

Should I use silicone caulk on the side of a deck ledger?

I have a deck ledger attached to the rim joist (the vinyl siding was cut away), and some flashing above the ledger. On the side of the ledger there is a gap between the end of the 2x10, and the ...
1
vote
0answers
241 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. ...
1
vote
2answers
149 views

Remove silicone stain from ceiling

I made a mistake and ended up with a very light coat of cured silicone spread in the ceiling. So looking at an angle, this ceiling area is shining. I can't just scrap it off because it very thin and ...
1
vote
2answers
11k views

How to remove silicone from brick

I had my windows replaced earlier this week. The old windows had metal U brackets to guide the rolling shutters. The gap between them and the brick wall was closed using some kind of (grey) silicone. ...
1
vote
0answers
90 views

Someone with a Durometer please advise me regarding Shore A values?

I need to buy some silicone around 30 - 40 Shore A units of rubber softness. It's for vibration dampers in a home engineering project. Online it only says that an average school rubber is 40A, ...
0
votes
2answers
43 views

How to keep neutral silicone?

So, I bought this neutral silicone tube to seal a couple of cracks. The tube of silicone is still half full. How do I store it?
0
votes
2answers
67 views

Which caulk around the sink in kitchen is a health-safe?

I need to glue a metal sink within the hole in the countertop - a gap has appeared in one place of contact-edge between the sink and top-counter. Many people have recommend silicone. My question is ...
0
votes
1answer
94 views

Supporting Shower Mixer with Silicone - is this acceptable?

I recently asked a plumber to fit a new shower. For some reason he used a large lump of silicone to support the middle of the shower: Is this acceptable? Is it safe? Whenever I move the shower handle ...
0
votes
1answer
64 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....
0
votes
1answer
57 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
1answer
198 views

Building water tight box from plywood and HDPE

Origin I built a box out of 0.3" (8mm) plywood sheets framed by 3" (75mm) by 2"(50mm) staffs. The box is about 3' (1000mm) each side and 2' (600mm) deep, has a floor but is open at the top. The box ...
0
votes
1answer
82 views

How can I remove exhaust pipe cover that's sealed with silicone?

I want to remove and replace the exhaust pipe cover shown in the picture below, but I can't get it off. The wall is made up of (in the order from outer most material to the inner most material: ...
0
votes
1answer
37 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, ...
0
votes
1answer
52 views

How do I break a shower tray silicone seal with limited access?

I have a leaking pipe joint under my shower tray and need to remove the shower tray to gain access. The side of the tray is sealed to the wall with silicone. The top of this joint is covered by the ...
0
votes
1answer
165 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 ...
0
votes
2answers
133 views

Does washroom silicone caulk turn into goo after time?

I found this tube of clear washroom GE caulk in the closet that hasn't been used in over a year. When I tried to apply it yesterday, it was like goo even after drying it for 24 hours. I want to know ...