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Questions tagged [polyurethane]

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Polyurethane foam lifting in Bay area [closed]

I am looking to get some quote from a company who do Polyurethane foam lifting. uptill now i only have http://www.foundationrepairofca.com/. Is there any one else who does this in Bay area? What is ...
Sdoseresmadf's user avatar
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0 answers
19 views

Splotchy polyurethane finish

We’ve been redoing our hardwood floors and have applied a second coat of polyurethane after screen sanding with 180 grit between the first and second coats. The floors upstairs that received the ...
Marcelyn's user avatar
0 votes
2 answers
38 views

How to mark a lacquered surface

A cabinet door is stained dark and has a clear coat on it. How can I mark it? I want to mark locations for pre-drilling and I find magic markers or various usual writing tools not that good at marking ...
Maesumi's user avatar
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1 answer
74 views

Clearcoat of professionally finished countertop is still not hardening after three months

Has anybody had issues with a poly acrylic coating never hardening? Our countertops were refinished by the local franchise of a national countertop and bathtub refinishing company. We were on vacation ...
WorkerBee's user avatar
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0 answers
29 views

Brushes and rollers for polyurethane over exposed brick

I am looking for recommendations what type of brushes and rollers are best to apply two coats of oil-based polyurethane over this exposed brick wall. E.g. should I use a regular angled brush like I ...
amphibient's user avatar
  • 7,515
0 votes
0 answers
32 views

Polyurethane coating drying splotchy, despite stain taking to the wood just fine

The issue: I've been refinishing an old table I've had sitting around for years that was in terrible shape, stain-wise. Yesterday I sanded off the old stain down to 220, wiped up the dust with a damp ...
GtwoK's user avatar
  • 157
0 votes
1 answer
117 views

Can I Polyurethane a room in sections

Hi I'm currently working on trying to finish the floor in my art room/studio in my home. It is an old hardwood floor, as the house was built in 1914 and I'm unsure of the age, finish or stain, all I ...
luka hikano's user avatar
0 votes
1 answer
58 views

Wipe-on oil based poly fumes dangerous? [closed]

So I refinished a table and did only 3 coats of mines wipe-on oil based satin poly, the temp has been colder here in AZ and it would only get to 75 Fahrenheit during the day then drop to 55-60 during ...
HomeDIY's user avatar
0 votes
1 answer
388 views

Grout between bathroom wall tiles cracked due to shifting walls; can polyurethane sealant be used to fill gap?

There is a gap/crack in the grout between two columns of wall tiles in the corner of my bathroom. I think it's because of the walls shifting in an earthquake in 1999 (I live in Athens, Greece). The ...
openair's user avatar
-1 votes
1 answer
22 views

Concrete garage floor

A 24'x 30' concrete garage floor. How many gallons of polyurethane floor paint do I need to buy to cover with a good coat?
Bryan Ashley's user avatar
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0 answers
48 views

Does a polyurethane floor need a very level substrate?

I'm Dutch so I might have some of the technical terms wrong. My partner and I have been hitting up businesses because we want a PU floor in our newly built apartment, but the information we get seems ...
Nick's user avatar
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1 answer
34 views

Is there a polyurethane product that works both indoors and outdoors on concrete and wood? [closed]

I need to seal some stairs indoors and also an outdoor concrete slab that was recently painted. But I would refer to buy a single gallon to get it all done. Oil vs water and which product should I ...
Rulf's user avatar
  • 13
1 vote
2 answers
40 views

Where do i start when applying finish to a table? [closed]

So I'm spraying a bojo table with polyurethane. Sounds easy right!! Where should I start? Legs first so I don't have to lay the table on the topside if I where to do the top first? Does that make ...
The1ArmedCarpenter's user avatar
0 votes
1 answer
46 views

Should i resurface a table i applied water polyurethane to?

First time working on a butcher block that I leveled with a sander and then started to apply polyurethane. I did 3 coats but after the third coat the surface feels very rough still and smoother in ...
n areardo's user avatar
0 votes
1 answer
31 views

How can I temporarily seal log home repairs to make it through the winter and prepare for a full refinish next spring?

My log home has some spots where finish is failing and some logs are rotting. My plan for August and September is to remove the rotten portions of logs and replace them with new wood. I’m experienced ...
jqning's user avatar
  • 668
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0 answers
148 views

How to remove oil based polyurethane painted over water based paint

I used oil based polyurethane to paint over trim painted with water based white paint with satin gloss. It has left a yellow hue. It's been about a week since poly was applied, so it has not fully ...
Shellye's user avatar
2 votes
1 answer
211 views

I am finishing a table with 2 leaves- do I apply polyurethane to each leaf separately or with table as one unit? Will they be stuck together if I do?

I am finishing a table with 2 leaves- do I apply polyurethane to each leaf separately or with the table as one unit? Will the leaves be stuck together if I do? Can Water based polyurethane be applied ...
julie F's user avatar
  • 21
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0 answers
80 views

Polyurethane Gummy After Cure

I finished a plywood table top with varathane water-based polyurethane over a year ago. The top was hard and used extensively after curing. Recently my daughter was playing with modeling clay (that ...
mchac's user avatar
  • 101
0 votes
1 answer
691 views

How do I fix a sink that became slow to drain after pouring polyurethane down it?

Situation and problem My buddy has a woodworking shop which he graciously allowed me to use for a woodworking project. I am a total novice in these kinds of areas, which will be doubly clear in a ...
DCO's user avatar
  • 3
0 votes
0 answers
87 views

Help with table finish cracking

We have an alder table that is about 10 years old. We just noticed some cracking in the finish as you can see on the pictures. We are trying to figure out what to do to stop more from forming and what ...
Jeff B's user avatar
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0 votes
0 answers
69 views

Smell from Polyurethaned Floors

I am moving into an apt in 10 days. The landlord redid the floors and used oil based polyurethane. I am concerned about the smell as he just did this several days ago and wanted to know if it’s safe ...
Mary Jo Pettengill's user avatar
0 votes
0 answers
232 views

Fix hardwood floor finish damaged by ironing carpet?

I did a boneheaded thing. I used medium heat iron over a damp rag to iron out some creases/curl from a couple of wool carpets, and damaged the PU finish on my floor. How to fix this - any special ...
Evan's user avatar
  • 281
-1 votes
1 answer
273 views

Sealing indoor rough cedar wall [closed]

We have a rough cut cedar wall in a cabin that is pretty hairy and tends to flake off everywhere. I've tried sanding it but haven't had much luck, seems like it will just make it look bad. Is there ...
user67081's user avatar
  • 167
0 votes
0 answers
3k views

Exterior polyurethane to apply outdoors in cold weather?

Is there some kind of polyurethane I can apply outdoors in 40 degree weather? The one I looked at, Helmsman Spar Urethane, appears to require a minimum temperature of 50 degrees.
aparente001's user avatar
0 votes
0 answers
41 views

Dried bits of polyurethane in recently refinished floor?

Over the past few days I refinished the hardwood floors in my living/dining rooms. I sanded the floors with a Home Depot random orbital sander rental at the beginning of the week before applying a ...
sourcefive's user avatar
0 votes
2 answers
3k views

Water based polyurethane over water based wood stain

I made myself a small desk out of pine plywood and square tubing. I stained the pine with water based stain, then applied several coats of clear, water based polyurethane. The last coat was applied at ...
Jahaziel's user avatar
  • 199
2 votes
1 answer
806 views

Avoid bubbling when applying polyurethane

Is there any way to prevent bubbles when applying polyurethane on old wood (it had paint on before but got removed, if that matters)? I just applied the first coat, will it be better after I lightly ...
amphibient's user avatar
  • 7,515
0 votes
0 answers
23 views

Heavier than poly transparent coat for vintage door

I got this door at a local vintage shop and stripped (for the most part) many coats of paint. I first used StripKleen, then Dumond SmartStrip, then sanded. There is a little more removal to do (...
amphibient's user avatar
  • 7,515
3 votes
2 answers
491 views

When do you use polyurethane vs. water based construction adhesive?

When do you prefer to use something like Loctite PL, vs Loctite Power Grab?
J. M. Becker's user avatar
1 vote
0 answers
28 views

Epoxy flexane mixture for flexible epoxy application

For those who understand plastics and epoxies in particular, curious to know if I can add flexane urethane (or similar elastomer) to epoxy paint without worrying about compatibility issues. IOW will ...
Pythovore's user avatar
1 vote
0 answers
211 views

Paint semi-gloss over polyurethane?

Can I paint (trim work) semi-gloss right over polyurethane without stripping it first? Would it require primer?
amphibient's user avatar
  • 7,515
1 vote
4 answers
4k views

Oil- or water-based polyurethane to refinish stair banister?

I didn't know that water-based polyurethane was available as an alternative to oil-based until I saw it today at the store. I am refinishing a vintage stair banister and some surrounding trim. I ...
amphibient's user avatar
  • 7,515
1 vote
1 answer
886 views

Varnishing at low temperatures

I need to varnish (I have an oil-based polyurethane) some piece of furniture. I can't do this in my house, but I could do it in garage, however I worry about the temperature, obviously the garage is ...
Mark's user avatar
  • 1,325
2 votes
1 answer
5k 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 ...
P. B.'s user avatar
  • 268
0 votes
1 answer
184 views

Generic water-based polyurethane for concrete desk?

I recently made a desk with a concrete top. It was a little rough so I smoothed the top with a liquid mix of just cement and water. I'm now preparing to finish it. I have a pot of water-based ...
DVCITIS's user avatar
  • 303
0 votes
2 answers
3k views

Wait how long after applying wood stain before urethane pass?

I am wondering how long after applying the stain do I need to wait before applying urethane. The weather in my parts is a bit capricious, so I am keen to keep wood outside as little as possible.
0xF2's user avatar
  • 175
0 votes
0 answers
402 views

Polycrylic getting sticky and peeling/wearing off

I coated a bare wood acacia table for a computer desk with Minwax polycrylic about 4 months ago and made sure it was dried the recommended 24 hours before regular use. 4 months later, I noticed the ...
Dobob's user avatar
  • 111
0 votes
3 answers
2k views

Applying urethane to table: brush or pad?

I am finishing the stain coat of my revamped desk, and I am wondering, after much enjoying using a staining pad rather than a brush, if I could use a pad for the urethane as well — or will that leave ...
0xF2's user avatar
  • 175
0 votes
2 answers
362 views

Refinishing table, Water-Based Polyurethane Dries Fast and Leaves Blush after Sand. What to do?

Here are the facts: Pine table I applied a wood conditioner at the beginning. I stained in the garage with the garage door open. Super high humidity now. The water-based polyurethane dries super ...
mj_'s user avatar
  • 375
0 votes
1 answer
576 views

Finish plywood for closet organizer

I am building a closet organizer using plywood. I want to put a clear finish over the plywood to protect it. I am going with either Shellac or Water-based Polyurethane to avoid the nasty smell. I ...
Quoc Vu's user avatar
  • 633
-1 votes
1 answer
3k views

How can I fix streaks left in wipe-on polyurethane varnish?

I recently stained my cherry color builder grade kitchen cabinets to an espresso color using General Finishes Java Gel Stain. I Put on 3 coats and all went well. I then applied 2 coats of the Minwax ...
JoeyDYI's user avatar
  • 71
1 vote
0 answers
345 views

How to apply spray-on polyurethane to a textured paint?

I am wanting to spray on coats of water-based polyurethane to a painted wood surface using a HVLP Spray Gun. The painted surface already has textured particles added into it to improve slip-resistance....
Wendell's user avatar
  • 11
2 votes
1 answer
106 views

Wood Floor Worn Spot!

I have a bamboo floor that's been work throughout the years in a few isolated spots. Because the majority of the floor looks fine, I'm hoping I can patch up the spots that have issues. I attempted one ...
jgaro's user avatar
  • 121
0 votes
1 answer
3k views

Well Pump Setup: Best Materials to Use for Pipes

I live in Southwest Florida, and we have well water. I am in the process of redoing our whole well input plumbing setup and wondering about the best materials to use. This is what I'm proposing as a ...
Doug's user avatar
  • 180
2 votes
1 answer
1k views

My apartment still smells like polyurethane after over a month! I have a toddler with respiratory issues, please help

I just moved into a recently renovated apartment. I am not sure exactly what work was done or what products were used. It has new parquet wood floors and the place was sitting empty for a month. I ...
Vanessa's user avatar
  • 21
1 vote
2 answers
3k views

Ventilation when using water-based stain & finish

With oil-based stains and finishes, reading SDS safety sheets makes it clear that safely using the products requires nitrile gloves, serious ventilation, and a respirator that can handle VOCs. With ...
lyonk71's user avatar
  • 13
0 votes
1 answer
2k views

Which Glue for Refrigerator Door

Our refrigerator has two little nubs built into the door that holds the butter door on. One of the two nubs cracked off, exposing the insulating foam underneath. I was going to use a super glue ...
hydrobond's user avatar
-4 votes
1 answer
6k views

Adhesive that binds strong but can be cleanly removed

I have something I need to bind strong. Much stronger than super glue, but probably less than gorilla glue, although it's not bad if the bind is that strong. I need it to have a quick setting time, ...
Francis's user avatar
  • 191
1 vote
1 answer
635 views

Does water based polyurethane affect the color of paint?

I recently painted a dresser. I originally painted it a darker gray than I wanted so after putting the initial two coats on I took the paint back to Home Depot and had them lighten the rest of the ...
Aaron Williams's user avatar
2 votes
3 answers
9k views

Saving a brush from dried water-based Polyurethane

Today I got distracted while applying some Minwax Pro Spar Urethane (which apparently is water-based) and left the brush sitting on top the can. The distraction lead to a trip to lowes and the ...
Alan Jurisich's user avatar