Questions tagged [tongue-and-groove]

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How much gap is acceptable with tongue-and-groove OSB subfloor?

I am installing subfloor in a old house attic. I am having a hard time getting the tongue and groove all the way in. Will I fail inspection with gaps this big?
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1 vote
1 answer
64 views

Should Douglas Fir of grade Clear D have tearout, pits, and a lot of roller burn?

We bought some 1x6 Douglas Fir tongue and groove paneling recently to use as the ceiling of a timber frame house we're building. When we dug into it we were dismayed to find that most of it had ...
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2 answers
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How to install tongue and groove ceiling?

I’m going to be installing 5/8” tongue and grove on the ceiling in my kitchen on the main floor (a bathroom and bedroom are on the second floor above the kitchen). There is no ceiling there right now. ...
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3 votes
1 answer
82 views

Question about wood expansion for V-groove/shiplap boards

I have a lot of tongue and groove, reversible shiplap / v-groove boards from a big box store. I would like to use them for a plank ceiling that is 25x8ft. It is unclear to me how these boards allow ...
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3 votes
1 answer
58 views

When should I seal fir deck boards on my porch?

I'm replacing my rotted out deck that's old tongue and groove fir planks. I'm treating them with Borate mix today and tomorrow and would like a natural finish in the end. It's a covered deck. I've ...
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1 answer
373 views

Tile to tongue & groove paneling transition and window casings

As part of my complete master bedroom remodel I'm completely redoing the "jacuzzi room". The current jacuzzi has a wood surround and is completely not water proof as water gets in between ...
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1 vote
1 answer
150 views

Plank T&G subfloor / girder repair in bathroom 48" OC

I am doing a complete gut remodel of my bathroom in a 1962 construction home. The subfloor is 1-5/8" x 7" tongue and groove set on 4 x 6 girders that are spaced 48" OC. A leaky toilet completely ...
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1 vote
3 answers
496 views

How can I add support for my floor inside a rigid metal return vent?

I bought an old house with tongue-and-groove flooring and no subfloor. It looks like it was retrofit with a modern HVAC system and floor vents some time in 2008. Whoever installed the return vent made ...
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  • 475
1 vote
3 answers
402 views

Joining two areas of tongue and groove flooring in a room - disguising the join

I have an old 1960's tongue and groove floor that, after some renovations (removing an internal half-height wall), will be joining (butt end-to-end) some new tongue and groove (85mm x 22mm matai) I ...
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1 vote
0 answers
135 views

Installing Plywood Underlayment over Plywood Subfloor

We are renovating an apartment and trying to install a 3/4'' solid hardwood floor in the living room. We pulled out the existing carpet along with a 5/8''particle board underlayment. Under that we ...
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0 answers
43 views

1920s wood flooring type

I have a 1928 pacific northwest house. There is some kind of tongue and groove flooring under the existing flooring in my kitchen but it is difficult to see what it is. It is about a 1/2 inch thick ...
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2 answers
2k views

Edge gluing tongue and groove (non locking) engineered hardwood to make floating floor over existing varnished chamfered-edge hardwood flooring

We wish to lay new flooring above our existing chambered edge flooring. The existing floor is nailed to a plywood sub-floor and is completely flat, about 20 years old. This will make the whole house ...
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0 votes
0 answers
972 views

Help identify wood & stain for tongue & groove + beam cabin ceiling popular in Poconos (and possibly other woodsy areas)

I have cathedral popcorn ceilings in my house and am looking to reproduce a tongue & groove + beam type ceiling that is/was very popular in a lot of chalet type houses in the Pocono mountains (and ...
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2 votes
1 answer
518 views

Replacing a piece of nailed tongue and grooved engineered hardwood located in the middle of a large room

I have a large room covered with engineered hardwood -- (specifically - Johnson hardwood forevertuff in canadian maple 1/2" thickness) It can't be refinished or sanded. A very visible piece in the ...
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2 votes
1 answer
4k views

How do I properly lay a tongue and groove plywood subfloor remodel when joist layout is not always 16" oc?

I'm working on a remodel of a room that spans two different areas of a house. Each area has joists 16" OC but where they come together there is a "short" bay; one where it is not a full 16" between ...
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1 vote
2 answers
104 views

Roofing insulation nightmare

We bought a house built in 1972. It has cathedral ceilings and tongue and groove throughout. The house is u shaped and the tongue and groove is not only the ceilings but the north and south walls, ...
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2 votes
1 answer
225 views

Should I add a plywood subfloor below my damaged hardwood floors when I reinstall?

We have lifted our original floorboards in our property, we now plan on insulating between the joists and relaying the original boards. Unfortunately, the floorboards were old and brittle and ...
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0 votes
1 answer
3k views

Drywall Under Tongue and Groove?

We've removed damaged drywall on our bathroom walls, and would like the walls to be thin tongue-and-groove planks. Is anything material except the tongue and groove required on the studs?
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3 votes
1 answer
174 views

I am using tongue and groove planks for a desk. What's the best substrate to use?

I am using tongue and groove planks for a desk. What's the best substrate to use?
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1 vote
1 answer
125 views

Which underlayment, if any, between 5" pine boards, and subfloor with radiant heat?

Seems to be a lot of differing opinions on this. I get that having something between the two can offer less squeaking, some noise abatement and depending on material - a vapor barrier which I may or ...
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1 vote
1 answer
106 views

What kind of board is this, and where can I get some?

I have some tongue and groove floorboards from a bathroom. They measure 0.83" thick and are probably about 90 years old. Where can I get some boards that are equally thick? Tongue and groove is a ...
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7 votes
1 answer
68k views

How to properly install tongue and groove plywood subfloor?

I'm doing a remodel and can't seem to find the proper method for installing the tongue and groove plywood subfloor over joists. I mean, I think I pretty much understand how to do it but there are a ...
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2 votes
3 answers
6k views

What tools should I use to remove the tongue and groove from floorboards?

I have a big pile of high quality tongue and groove floorboards that I would like to reuse as decking timber for a small-ish deck. The trouble is I don't quite know what the best tools to use would ...
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3 votes
1 answer
994 views

What router bearing can I use to reduce groove depth?

I order this 3/32 slotting bit from Amazon. Shank size 1/4, depth of cut up to 9/16. I only need 3/8 depth (slightly over is ok), but I could not find the right bearing. There are router bearing sets ...
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  • 1,193
4 votes
2 answers
5k views

Routing grooves in engineered hardwood flooring

This is an open-ended question. I will describe the situation and outline my approach to solving the problem. I am hoping to get feedback that will help me decide if this is the right approach, ...
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  • 1,193
2 votes
5 answers
16k views

Can I float a tongue-and-grooved 1x12 pine floor over a concrete slab on grade?

I have bare concrete floor that was, until recently, covered with carpet. After recently seeing a friend of mine purchase raw pine, shape the tongue-and-groove himself, and seal it to achieve a ...
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  • 537
3 votes
1 answer
11k views

How can I remove just one tongue-and-groove subfloor board?

I am not talking about laminate planks, but actual subfloor sections. My entire room consists of tongue-and-groove boards. I was under the impression that the point of this was so you didn't have to ...
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15 votes
3 answers
3k views

How can I remove a plank from the middle of the field?

My attic has tongue and groove planking down as the floor, and I need to do some work up there. I'd like to only remove a couple planks in the middle of the field, rather than pulling up half the ...
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