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Questions tagged [plywood]

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Strength of RC channel

We have an acoustically rated wall with an RC channel assembly to the 2-layered Metal stud wall. We want to hang 3/4" of plywood in the inside of the rooms on these walls. Will the RC channel be ...
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1answer
60 views

How much weight can a piece of 5/8" drywall hold on a hinge?

I am creating a window shutter to go over my window; the shutter is made out of drywall (the purpose is soundproofing fyi). The shutters will be hinged so they can open. Each shutter will have 2 ...
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4answers
704 views

Is 3/4“ OSB a better soundproofing material than 5/8” drywall?

Assuming the construction was done properly, would 3/4" OSB (oriented strand board, it's like a particle board but better) a better soundproofing material than 5/8" drywall? This OSB has an R-factor ...
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3answers
48 views

Can I combine 1/2“ and 3/8” plywood for a total of 7/8" subfloor for laying a hardwood floor?

We have some old flooring that comes to a total (flooring and planks) of 1 5/8" from the top of the joists. I want to add a new section of flooring (this one) beside it, and am trying to get them to ...
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2answers
94 views

What is a wall called which has plywood installed behind the drywall?

I live in Japan (non-native Japanese), so this may be only something done here. Some of the walls of my house are reinforced to aid in mounting cabinets and shelving. It was built this way from the ...
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22 views

How can I cut and glue brittle foam panels onto my van without breaking it?

I brought some very thin (1mm) wood panel strips to glue into my van (over the insulation to make it look nicer). However the wood is very brittle and thin, I have to attach it to some curved ...
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5answers
80 views

How thick should plywood be when building a desk?

I'd like to build a desk from a sheet of wood and four metal legs at each corner. Appearance is not critical; a rugged built-from-scratch look is quite fine. Dimensions will be 1200mm x 650mm (47" x ...
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1answer
47 views

Preparing uneven floor for cement board

I have two sections of flooring that are currently uneven by about 1/4". One side is 3/4" OSB, and the other is 3/4" Plywood. Both sides are screwed and glued onto joists. I'm planning on putting ...
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24 views

melamine paint onto plywood - blotchy

I appear to be unable to get an even matt finish despite giving the plywood two coats and allowing for 24hrs to dry before applying another. Problem is it appears to be blotchy in certain areas why? ...
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1answer
73 views

Is “unstructural plywood” suitable for shelving carrying a microwave oven?

I want to put up a shelf for a microwave, which I guess weighs around 10 kg. In the UK plywood is marketed as either "structural" or "unstructural". Is "unstructural" a good choice for this ...
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1answer
22 views

Ceramic tile skirting on plywood wall

I've just finished wall up the store room under the stair area of my new house. The walls of the pocket door are mounted right from the floor. I need to protect these plywood walls from damp mops ...
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2answers
47 views

Should I use screws or nails to hang 19/32" thick t1-11 panels indoors? [closed]

I'm installing 19/32" thick T1-11 panels as interior walls against wood studs. I'm unsure whether it would be easier/better to use ring shank nails in a nail gun, or screws. Some of my concerns: The ...
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2answers
209 views

Can I 'glue and screw' 1/2“ and 3/8” plywood sheets to substitute for 7/8"?

Replacing damaged parts of a plank floor that is 7/8" thick. Need a level surface to lay another 1/2" plywood subfloor layer. Can I 'glue and screw' a two thinner pieces of plywood (1/2" and 3/8"), or ...
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1answer
59 views

Applying stopping compound on plywood

I'm in the process of building the storage area under the stair case. Since I'm already having 15 sheets of 18mm full size plywood each 4'×8' in size, I'm framing the entire project using only this ...
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2answers
61 views

How to find “doorskin”? [closed]

Regarding this question: What exactly is doorskin? Mine is not a duplicate because the one above does not fully answer my question, exactly how can I find this product or something similar? I'm ...
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1answer
43 views

Raised area in plywood is a problem - please help

I posted here (Question on relative warp resistance of engineered wood ) to this forum and got help for a wood sheet based project. My plywood sheet arrived about 5 days ago it is softwood and has a ...
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1answer
34 views

Should I use Baltic Birch for stairs?

My indoor basement stair treads are currently made of 5/8 OSB nailed to the stringers. I plan to replace them with new glue+screw plywood. I'm considering 3/4 Baltic Birch ply for this because of ...
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33 views

What is the paint or veneer on these cabinets?

I am building a custom shelving unit for a children’s day care center, and the director mentioned they would like the same type of finish as the hanging cabinets seen in the pictures below. Can ...
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11answers
5k views

Should I tilt my DIY self-standing bookshelf backwards to prevent it falling down?

Context I intend to build a self-standing bookshelf using 18mm-thick, CNC-router-cut plywood. The bookshelf is made of nested planks, and entirely fits a 35cm-deep recess in my wall. Following ...
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3answers
278 views

Is 15/32" Plywood okay for Subfloor under tile?

Is 15/32" plywood thick enough to be used as a subfloor under tile combined with a 1/4" hardiebacker board? The joists underneath are 2x8s that are 16" apart on center and only 4' long.
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49 views

Very long Plywood shelves

We are planning to make very long shelves from high quality Plywood and I'm trying to understand support distances / sag. The shelves will be 2400mm x 261mm. The Plywood is 30mm thick premium Birch. ...
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36 views

Close off and insulate open air garage

I'm looking for the best way to close off and insulate the slatted walls in my garage. We would like to use the space as a gym, but with pollen, mosquitoes and pine straw finding its way in - it's ...
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2answers
631 views

What kind of joint compound over plywood

This question has been asked before: can you apply joint compound to plywood? Article 1 Article 2 A good discussion The general recommendation is not to do it because plywood cannot absorb it the way ...
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1answer
357 views

Mounting an in home network cabinet without two studs, maybe use plywood?

first post, I need some help. I am attempting to hang a 12u network cabinet in my laundry room. The problem is I only have one stud to use, maybe an additional corner stud, but the other stud is ...
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2answers
45 views

Lamination to achieve smooth surface over plywood

If I have a 2x4' piece of regular plywood, is there any laminate material that I can glue on top of it to achieve the smoothness of MDF board or cheap kitchen counter tops? I was thinking something ...
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2answers
63 views

Can i use plywood to build shelves for my stereo speakers? [closed]

I recently bought a Creative SBS A120 2.1 for my home computer. Now while the subwoofer would be on the table, I want the tweeters or/and two satellite speakers to be little higher as in two shelves ...
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0answers
44 views

How can I make vertical blinds with wood vanes?

I was thinking of 1/8" Luaun or baltic birch. I would like to use a clear coat or dye-stain plus varnish. Yes there are a raft of types of plywood. Other suggestions welcome. By dimensionally ...
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3answers
233 views

Stopping a standing desks from rocking

I just finished making a standing desk, the top board is 4x2 feet and is about 45 inches high. I am having a problem with the desk rocking back and forth. Here is a picture of it: As you can see at ...
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1answer
816 views

Should new plywood be installed over old separating plywood?

I just had my roof replaced and the contractor said that the old plywood under the two sets of shingles were separating and rotted in some places. He also let me know that he installed the new plywood ...
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1answer
37 views

Woodlouse that already infesting applied plywood floor

I'm building a server room that is using plywood as its flooring, which unfortunately is infested by woodlouse, wood beetle, or some kind. I realize it just after the floor is finished being installed....
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2answers
1k views

Installing pendant lights - no junction box available/feasible

In laws are coming into town and are seeing our house for the first time. As you can imagine my honey-do list is a mile long! We just finished up painting our entire upstairs (about 1000 sq ft) and ...
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1answer
169 views

How to make a wall mirror out of mirror tiles?

I've got nine mirror tiles (30cm square, 4mm thick), and I want to fix them to a 90x90cm board to make a mirror to hang on the wall. What kind of board would be best – MDF, particle board, plywood, ...
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0answers
89 views

Should I use MDF or plywood behind my wooden burner?

I want to mount a cast iron wooden burner like in the image close to the wall (a double wall with the neighbours, not an outer wall), at about 25-35 cm distance. The exhaust pipe runs vertically. I ...
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2answers
4k views

How to secure plywood wall panels with hidden fixings

We've got a new 3000 x 3000mm partition wall that we'd like to fix birch plywood panels to. The panel size would be 800 wide, 600 high and I'm trying to figure out how to best fix them to the stud ...
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2answers
2k views

How to cover seams in plywood walls?

I'm putting up a plywood wall in my garage workshop and have some unsightly seams; 1/8" or less gaps except around floor where I plan on installing baseboard anyway. I've had to cut smaller segments ...
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4answers
138 views

The back of plywood is damaged after cut or drill. How to prevent it?

When I cut a piece plywood that I have, the front looks perfect, but the back is becomes completely damage and unpresentable. The same problem happens when I drill it. I use a table saw and drill ...
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1answer
126 views

How would I join several pieces of thick plywood together?

Ok so this question is regarding my Design and Technology GCSE, I have 5 pieces of 15mm thick plywood. These pieces of plywood have no middle and need to join together to make a sort of box with ...
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1answer
56 views

How to flatten a recessed door panel

I'm restoring the door to my dumb waiter. The door is 1" thick, plywood core, tin exterior (1/32"); the door is original and dates back to 1939. I want to make the door completely flat, then paint it, ...
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2answers
236 views

correct fastener for drywall over plywood

I'm trying to install mirror brackets into my wall for a lightweight frameless wall mirror (58" x 16"). My attempt at using a hollow wall anchor (Hillman 1/8" DXS drive wall anchor) didn't work very ...
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1answer
160 views

Laying plywood over floorboards for a vinyl floor

I'm installing a vinyl floor in my bathroom (replacing carpet). There is currently no underlay, so my plan is to screw down 3mm plywood sheets directly onto the boards, I can then use adhesive spray ...
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1answer
1k 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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0answers
258 views

Squeak AFTER Carpet install

We just had new carpet installed. My once quiet floor now squeaks all over. Prior to our last carpet install we'd screwed everything down and it was perfect. The only thing I can think is that they ...
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1answer
5k views

What lag bolts to use when mounting 65" TV to drywall using plywood?

I've seen this question asked before, but didn't see what hardware to use in putting up the plywood. I'm looking to mount my 65" TV above the fireplace using an articulating mount that mounts across ...
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1answer
72 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 ...
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240 views

Feasibility of plywood for fence panels

I have a 4' high chain link fence that I want to block the view of the neighbor's yard. Slats would be cheap, but only offer 80% coverage. Looking for a cheap solution, would PT plywood work? Would ...
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1answer
78 views

Would you have done this pantry construction differently?

We're building a pantry in a small kitchen opening (about 1' depth, 6.5' height) and the original construction framing is anything but straight. Nice cabinet-grade plywood is being used. ...
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1answer
60 views

Fill substrate gap before flooring tile

I plan to set commercial flooring tile in a closet (so the aesthetics are secondary) and have 1/2" plywood over 3/4" OSB for substrate. Now, as you can see in the picture, the plywood wasn't perfectly ...
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1answer
583 views

Should I Use 3/4 Inch Tongue and Groove OSB for Exterior Sheathing

I've recently built an addition and over ordered sub floor so the result is I have enough sub floor (3/4" tongue and groove OSB) to do a good amount of exterior sheathing. My question however, ...
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2answers
715 views

What could the discolored areas on the underside of my roof be?

I had an inspection done on my house last year before I bought it, and was told by the inspector that the dark discolored areas of the plywood on the bottom side of my roof was likely "dark staining ...
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2answers
323 views

Gluing Table Aprons to Plywood Table Top

I'm building a tall, large standing desk and removable legs are required for this to fit through doors. I'm using pocket screws to attach the aprons (hardwood maple) the table top (birch veneer ...