Questions tagged [plywood]

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1answer
47 views

What kind of screw should I use to affix plywood to a hollow metal door?

I need to affix a plywood frame (depth ~1.25 cm or so) to an office entrance door. The door is metallic, but not a solid metal block: it's hollow. The metal face of the door is about 2mm. This is the ...
4
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2answers
119 views

Contact surface between subfloor and joists

I had to remove portions of the existing subfloor chipboard panels (18mm depth), which now I need to replace (I already bought a new P5 panel). The problem is that one edge of the hole is irregular, ...
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1answer
42 views

Sealing plywood edge and faces (Shed Floor)

I am laying a plywood sheet floor in my shed. I have plywood that is certified for humid conditions rather than wet and the sticker on it also says that the edges and faces should be sealed. It is not ...
2
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1answer
94 views

How to angle an edge of plywood at 45 degrees?

Say you have two pieces of plywood. the goal is: to assemble the two pieces at a 90 degree angle (where 3/4 inch edges are touching) create an angled edge sit the edges sit flush against each ...
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2answers
54 views

Raised plywood false floor for heavy equipment usages

I don't know if this is the correct stack, since it isn't in a home, but I think it still fits. I have a electronics assembly company, and we run two assembly lines. They consist of several machines, ...
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1answer
59 views

New Plywood is Delaminating

I just purchased 30 sheets of new 1/2 inch spruce plywood for use as subflooring. As I worked, 2 of the first 8 sheets spontaneously delaminated as I was cutting them. Not just a little at the edges, ...
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3answers
132 views

Supporting foam board melts when cutting plywood

First time cutting plywood using foam board as support, and it burns, melts, and produces enough smoke that I have to open the garage to ventilate it after every cut. There is no damage to plywood, ...
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7answers
4k views

How to block a window with plywood for big wall to project a movie?

I have a kids' playroom with a big wall and a center window. I want to use this wall as a home theater projector screen. I don't want to block the window permanently with a fixed screen, and my ...
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0answers
33 views

Advice on building a livable cabin floor on a concrete slab [duplicate]

I'm planning to build a 10 x 12 livable cabin based on a shed design. The cabin will rest on an existing concrete slab. Many shed designs recommend building the floor with equally spaced joists. ...
2
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2answers
199 views

Remove plywood floor before insulating attic?

My 1940 house's upstairs ceiling is composed of: 1/2" of plaster 1/2" of solid paper backing 2x6" joists spaced 16" apart (2" rolled batt and 4" open-faced batt insulation) 1/2 inch plywood Open ...
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3answers
53 views

Making of durable plywood frame

I am making a custom camera rig for the kite aerial photography and I need a ┏┓-shaped frame like this: (depth × width × height = 40 × 200 × 100 mm, thickness ~5 mm). I cannot use bent aluminum as ...
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0answers
38 views

What Medium to Use On Plank Subfloor For Porcelain Tile

Story My wife and I are remodeling our kitchen, and our contractor ask us if we want to remove the hardwood in the kitchen. He said that keeping the hardwood will make the floor solid. I did some ...
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4answers
52 views

Choice of processed lumber for large shelves

I am looking for recommendations to choose between a diverse spectrum of 3/4" thick plywood-y materials, such as MDF board (or similar) as well as stratified but sanded plywood. In this particular ...
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2answers
55 views

DIY Murphy Bunk Bed

I know how to build it. I just need to know how to keep the top bunk stable and not fall off when carrying a 170lb person. This is what I have put together so far. If I missed something please ...
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0answers
20 views

Replacement of Open Deck Material above Garage

Water leak through vinyl and plywood from open deck, some area of plywood is rotten and become soft when walk on the surface of vinyl. The deck is 12' x 24', total of around 288 square feet. I would ...
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1answer
47 views

Replacement of plywood on open deck above garage

Water leak through vinyl and plywood on open deck, some locations already sunken due to rotten plywood underneath. I would like to replace by MDO plywood (Crezon plywood) and then paint on top of the ...
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2answers
60 views

Soft vs hard plywood vs two-by lumber for bed headrest

Using plans to build a bed headboard which calls for 3/4" hardwood plywood (34" x 60 1/2"), which is quite pricey for a sheet. What would the main purpose of hardwood specifically be, besides being ...
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2answers
335 views

What are the black spots on my basement ceiling?

My house is one year new construction. I didn't use the dehumidifier at the basement until one month ago I realized the basement was damp and there were some mold on the wood frame on the basement ...
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2answers
101 views

What needs to be done before covering a shared garage wall with plywood from the inside?

One of the exterior walls of my garage is directly next to a neighbor's structure. Thus, I don't have access to this external side. I want to cover the inside of my garage walls with 3/4" plywood. ...
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1answer
40 views

Can I nail mass loaded vynl onto plywood?

I have sheets of plywood nailed outside the windows, will it be possible to sandwich 1/8" thick mass loaded vinyl in between the plywood that is already there and another piece of plywood? If it is, ...
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0answers
51 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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1answer
24 views

Remove damaged flooring under edge of fiberglass tub and direction of new underlayment

I am currently living in my grandmother's old house (built ~1940 or before) where I have yet to find any previous repairs done correctly. The house is a two bedroom, one bathroom mill house type ...
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4answers
86 views

Slightly extending an opening in plywood

I'm trying to fit a slightly larger trash can into an opening in thick (about 1") plywood (see photo). Basically, I need to shave off some material in the corners to make the new can fit. Question is,...
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1answer
49 views

Built wood vanity drawer deformed after painting!

attached photos of the deformed drawer, I found out only after reassembling! The cabinet itself, and 3 smaller drawers on the other side are all fine, but this one shocked me! Basically, it is made ...
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3answers
2k views

Mount over-the-range microwave without top cabinet

I am looking to mount an over-the-range microwave above my stove, but there is no cabinet on top. Here's a picture: We originally planned to mount a shelf to the wall above the stove and use the shelf ...
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3answers
127 views

Need ideas on putting drywall on old walls with plywood

I have old walls with plywood and on top of it there are wood battens. I want to put the drywall to make it look nice, since currently to me it looks more of old style. I have taken off one of the ...
3
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1answer
87 views

What lumber should be used for indoor stair stringers?

I have seen some books say to use laminated 1.5" plywood to build the stringers because they do not warp. Others say 2x12 stock works but I do not want to deal with warping over time. So, what do you ...
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2answers
31 views

Securing a new wooden floor to a steel framed horse box

I am currently working on a renovation project where I am converting a old Horse trailer (box) into a mobile bar. As part of this project I have had to replace the old flooring in the box. Previously ...
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3answers
305 views

Plywood repair - subfloor prepartion - subfloor leveling

I am installing 2000 sq ft of engineered wood flooring. Some pieces of plywood are missing portions of the top layer. The plywood is 5/8" for 5 x 1/8" layers - I am not worried about strength. How ...
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1answer
53 views

What STAINABLE wood fill is best to use on a plywood floor? [closed]

I am doing a quick fix on an existing plywood, unfinished floor. I need to fill the gaps between boards before staining, then applying polyurethane. I have plenty of Minwax Stainable Wood Filler to ...
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1answer
64 views

How can I support a heavy sink in a homemade bench table?

We have a cool old soapstone utility sink in our laundry room that has developed a crack and needs to be replaced. We can't find/afford to replace it with the same thing, but I found a deep iron sink ...
2
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1answer
74 views

Do I need any kind of separator / release agent when casting concrete in shuttering plywood forms?

We'll be casting my first concrete countertops soon. We already talked thickness, reinforcement and sealing with manufacturer of concrete mix we will be using (great guys!) so on that part, we feel ...
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1answer
78 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
3k 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
109 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
348 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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0answers
24 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
4k 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
381 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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0answers
75 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
92 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
151 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
542 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
1k 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 ...
0
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1answer
192 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
118 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
58 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 ...
1
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1answer
116 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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11answers
6k 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
596 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.