c/flooring-installers

TIL a trick for squeaky subfloors that actually worked

Had a squeaky spot on a job in a 1970s ranch house, and instead of just screwing it down, I tried putting a little carpenter's glue in the seam before fastening. The squeak is totally gone now, which I didn't expect. What's your go-to method for quieting a noisy floor?

I thought click lock vinyl was just a gimmick for DIYers

Had a client in Tacoma last month who bought a box store brand and insisted we use it for their whole basement. I figured it would feel cheap and shift over time. We laid about 800 square feet, and after a full week of heavy foot traffic from their kids, not a single seam has popped or shown any give. The locking mechanism is way stronger than I gave it credit for. What's another product you all wrote off that actually held up?

Pro tip: I'll take a good old-fashioned scraper over a heat gun for vinyl plank any day

Did a 1200 sq ft tear-out last week and the heat gun just made the adhesive gummy and slow. A sharp 4-inch scraper got under the planks clean, with way less dust and no burnt glue smell. Anyone got a better scraper brand than the basic hardware store ones?

Update: I read a study from the National Floor Covering Alliance that says 60% of DIY vinyl plank failures are from not checking the subfloor moisture first... which seems low.

I found that stat after a job where the homeowner showed me their failed attempt, and honestly I would have guessed closer to 90% based on what I see, so what's the main cause you all run into when fixing DIY messes?

My dad told me to always glue the first plank of laminate to the subfloor, and I finally saw why

He said it would stop the whole floor from shifting when you tap the rows together, and I argued it was a waste of time. Last month, I skipped it on a big living room job in Springfield and ended up with a 1/4 inch gap at the far wall after the install. Had to pull up three rows to fix it. Anyone else glue that first piece, or is there a better trick to lock everything in place?

Been using my knee kicker backwards for like a year

A guy I was helping on a job in Fresno just stared at me and said, 'You know you're supposed to push it away from you, right?' I felt my whole face get red. Anyone else have a basic tool they were using wrong forever?

Showerthought: That fancy moisture meter I bought for $250 was a total scam

I got the ProTec 9000 last year for a big glue-down job in a basement, thinking I needed the 'best' reading. The thing gave me three different numbers in the same spot, all over the place. Ended up just doing the plastic sheet test overnight like I should have from the start. Anyone have a meter they actually trust, or is it all just junk?

Saw the wildest floor at a museum in St. Louis last week

It was this huge, modern art place, and the main gallery had a solid oak floor that was intentionally warped and curved up the walls. I couldn't stop staring at it, trying to figure out how they even installed it. Has anyone ever had to put in a floor that wasn't supposed to be flat?

Appreciation post: watched a crew in Tampa switch from a manual floor roller to a 75-pound power roller on a big LVP job. The difference in seam lock-up after 24 hours was huge.

Back in the day I bought a cheap laminate cutter for a big job in a new subdivision, thinking I'd save a few bucks.

That thing jammed and ruined about $400 worth of planks before I gave up and rented a proper one. Anyone still using those old manual cutters, or have you all moved on too?

Showerthought: The old courthouse in Springfield has original maple floors that are still perfect after 80 years

I was there for a permit thing last week and got talking to the caretaker. He said they only use a specific neutral pH cleaner and buff them by hand with a lamb's wool pad twice a year. No machines, no harsh chemicals. Makes you wonder if we overcomplicate maintenance sometimes. What's the oldest floor you guys have seen still in good shape?

Just hit 15 years in the trade. The number hit me harder than I expected.

Spent $800 on a moisture meter for a big glue down job and it saved the whole project.

We were laying a full roll of vinyl plank in a basement that felt a bit damp. The old concrete slab looked fine, but the meter showed a reading way over the limit. We had to stop and bring in a dehumidifier for two days before the numbers dropped. Has anyone else had a meter catch a problem you couldn't see or feel?

The day I realized my chalk line was costing me hours

Was laying a herringbone pattern in a big kitchen and my lines kept drifting. The homeowner, a retired engineer, pointed out my chalk box spool was bent, putting down a wobbly 3/16-inch curve I couldn't even see. Anyone else have a simple tool failure that caused a major headache?

A homeowner in Boise asked me why I was cutting planks from the middle of the box first

I explained it helps blend color variations across the floor, and she said that made total sense but she'd never have guessed. Anyone else have a simple trick that customers are always surprised by?

Rant: That old school glue down trick backfired on me last Friday

Tried to save time on a vinyl plank job in a Phoenix condo. Used the old trick of heating the adhesive with a heat gun to speed up the set. Ended up with a huge bubble right in the middle of the main room. Had to cut it out and patch a whole new piece, cost me an extra hour. Anyone else have a quick fix go wrong like that?

Just read that a huge chunk of flooring fails because of bad subfloor prep, not the product itself

I was flipping through an old issue of Floor Covering Installer magazine at the supply house yesterday and saw a stat that stopped me. It said something like 70% of callbacks and warranty claims can be traced back to poor subfloor prep. 70%! I always knew it was important, but that number is wild. It made me think of a job I did about three months ago, a glue-down LVP in a condo. The concrete looked fine, but I spent the extra time grinding down a few high spots and filling the low ones. The homeowner asked why it was taking so long. I almost cut corners to speed up, but that stat proves why you can't. The floor looks perfect now and I know it'll stay that way. How many of you guys have had to go back and fix someone else's rush job because they just slapped planks over an uneven floor?

Update: That glue down vinyl plank job I did in a basement last winter just failed

I installed about 800 square feet of that rigid core LVP in a finished basement back in January, glued it right to the slab. The homeowner insisted on saving money and didn't want to pay for a moisture barrier or self-leveler, said the floor felt fine to him. Fast forward to now, the whole center of the room is cupping and the planks are pulling apart at the seams. The slab was clearly holding moisture that we didn't test for. I'm eating the cost to redo it because my name is on the work, but man, it's a tough lesson. How do you guys handle clients who push back on proper prep when you know it's a risk? Do you just walk away from the job?

The weirdest floor I ever saw went from a 1970s mess to a total showstopper in one weekend

Honestly, this house in Tempe had this wild orange shag carpet glued directly to concrete, and the homeowner wanted luxury vinyl plank over it. We spent Friday just scraping up this nasty, matted mess that smelled like old cigarettes. By Sunday afternoon, we had this cool gray wood-look plank down, and the whole room felt twice as big. Has anyone else had to deal with a carpet that was basically part of the slab?

A client in Denver told me his old floor was fine, then we found a 2 inch gap under the baseboard.

We were doing a demo for a new vinyl plank job in a 1970s house. The owner insisted the subfloor felt solid and we could just go over it. I pulled up a corner piece near the wall to check, and my pry bar went straight through rotten wood. There was a hidden water leak from a bad toilet seal that had been going for who knows how long. The whole corner of the room was mush. He was shocked because he never saw any water on the surface. Now I show every single client a photo from that job before we start. Has anyone else had a 'solid' floor turn out to be a total surprise?

I used to think a 1/4 inch gap for expansion was enough for any engineered floor.

Had a job in Portland where the whole floor buckled after a wet winter, cost me $2k to fix. Now I always check the manufacturer sheet and go bigger, sometimes 3/8 inch. What's the biggest gap you've ever had to leave to avoid a callback?

Just counted 17,000 square feet of LVP I laid last year

I was doing my taxes and added up all my invoices. It came out to over 17,000 square feet of luxury vinyl plank in 2023, mostly in new builds over in the Westridge subdivision. That number hit me because three years ago I was barely doing 8,000. It really shows how much that product has taken over around here. Anyone else see their LVP work jump that much recently?

Vent: I used a heat gun to flatten a stubborn vinyl plank in a 100-year-old house and it actually worked.

The plank near the fireplace in this old Denver bungalow just wouldn't lock down, so I hit it with the heat gun for about 30 seconds on low and it finally clicked into place, has anyone else tried something weird that fixed a problem?

Vent: Had a whole pallet of engineered wood show up with the wrong locking profile in Charlotte

I was starting a 1200 sq ft job in a new build over in the Ballantyne area. Opened the first boxes to find the boards had a 5G locking system instead of the 2G click we quoted for. The homeowner was already on site expecting us to start. I called the supplier, but they said the correct stock was 3 weeks out. Ended up hand-scraping every single edge with a laminate trimmer to make them fit together, added a full day to the install. Anyone ever had to modify a locking system on the fly like that? What's your backup plan when the material is just plain wrong?

Pro tip: I keep seeing guys skip the moisture test on concrete slabs before gluing down LVP

I walked onto a job in Springfield last month where the previous crew glued planks directly over a slab that was reading 5.5% with my meter, and the adhesive failed within a week. That's a full redo and a very unhappy builder. Do you think a quick calcium chloride test is worth the extra 45 minutes, or is a basic pin meter reading enough for you to feel good about it?