The tag has no wiki summary.

learn more… | top users | synonyms

13
votes
7answers
19k views

What is better for a roof, plywood or OSB?

While watching the builders next door do their thing, I became curious with their technique to install plywood on edges neighboring the next townhouse, and OSB for the rest (which for these narrow ...
10
votes
2answers
13k views

Can you rout plywood?

I have some applewood 13 ply 3/4" plywood that I'm using for a desk top. I was wondering if I took a router to the edges if it would turnout ok.
9
votes
1answer
4k views

How can I improve traction on an outdoor plywood ramp?

I've got a shed in a very shady area. There's a plywood ramp from the ground (grass/dirt) to the shed door. When it rains, the ramp gets slippery. It stays slippery for a long time afterward, as it ...
7
votes
4answers
232 views

Repairing eroded plywood window casing

The interior side casing of my window has been scratched/chewed away a bit, destroying the paint and outer two layers of plywood: What's the best way to repair this? PS the source of the problem ...
6
votes
2answers
3k views

How is installing roof sheathing horizontally stronger than vertically?

Prompted by a comment in this answer: What is better for a roof, plywood or OSB? Why is it stronger to install roof sheathing horizontally? Yes, it ties in more rafters, but in what manner is that ...
6
votes
2answers
8k views

What is the ideal distance between supports of a shelf?

I've got 122x25x1cm and 61x25x1cm plywood boards that I want to use to make shelves for books and tools. I'll use 2 supports for each size of board and I'd like to know how far apart they should be. ...
6
votes
2answers
3k views

What's the minimum reasonable thickness for subfloor in my attic?

I want to install 4x8 sheets of T&G plywood in my attic for extra storage room, but there are so many different thicknesses. There will be extremely minimal traffic on this floor as I will only ...
6
votes
1answer
2k views

How can I avoid bubbles when applying an enormous sticker to plywood?

I'm working on a very important beer pong project. The top of the table will consist of two pieces of plywood that have been sealed and decorated with a massive 4X5 custom vinyl sticker. So, the ...
5
votes
4answers
10k views

How can plywood edges be finished to conceal the plies?

My cabinet doors are tired and have many coats of ugly paint. Rather than strip all the paint off, I'm considering just chucking the old doors and making new ones. I like the plain style of just a ...
5
votes
2answers
2k views

How can I plane the edges of plywood?

I'm working on an 8ft x 12ft climbing wall. I have 3/4 inch ACX plywood attached to a frame. Since the frame isn't perfectly square, the plywood overlaps on the edges (up to about 1cm) so I need to ...
5
votes
2answers
3k views

Should I choose MDF or plywood for my false stair treads?

I'm looking to install false stair treads and risers on my basement stairs. Generally, we're talking about a kit like this: Which is installed with adhesive and finishing nails like this: The ...
4
votes
3answers
1k views

Can you use plywood as roofing?

I've seen buildings where plywood was used as both wall sheathing and siding. T-111 is commonly used this way, for example. Would it work to do the same thing on a roof? I assume it wouldn't last ...
4
votes
3answers
1k views

Are plywood dovetails a good solution to building something that needs to be dismantled?

Are hand cut, plywood dove tails feasible? Assuming you can get "good" plywood, i.e. not the brittle splinter-fest I've seen around, is dovetailing feasible? I'd like to avoid using glue for the ...
4
votes
5answers
4k views

Is there a way to remove the warp in plywood?

I just bought some 1/2" plywood from HD for a project, and the best piece I could find was still pretty warped. Is there a way to fix this? Currently, it's sitting flat on my garage floor with a sheet ...
4
votes
1answer
10k 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 ...
4
votes
3answers
2k views

How should I install a plywood subfloor that will be covered by granite tiles?

I am replacing my entryway floor and I have removed the old mud bed. I'm left with planks perpendicular to the joists. However the room is defined at a 45 degrees angle from the joists, so the planks ...
4
votes
1answer
230 views

Will spilling a little liquid (beer, say) on untreated plywood for very little time damage or warp it?

Okay, this one's a tad silly, but I really need to know: If plywood sheets are being used as a temporary surface, and have roughly 20 ounces of a liquid spilled on them, can you assume that no damage ...
4
votes
1answer
167 views

Is it OK to nail 1/2" plywood straight to the pocket-door box?

The guy I hired to frame for a new pocket-door, mounted the pocket-door box on the top (to a second-story joist) and on the bottom (toe-nailed to the floor). When I asked him to install some studs on ...
3
votes
1answer
4k views

How do I nail plywood to flat roof framing?

I am putting some 3/4 plywood on top of 2x6 framing joists on my flat garage roof. The framing is spaced 16oc. I figured that I place 4x8 plywood sheets in such way that their short edge will be ...
3
votes
3answers
129 views

Ramp for a tool shed

I need to build a ramp into a shed to roll carts in and out. It has to be removable. Door opening is 50", rise is 10" and I have 48" of space in front of the shed. Max weight on the ramp at one time ...
3
votes
1answer
96 views

What is the proper glue to use to bond two pieces of plywood together as a substrate for formica?

We are preparing a kitchen counter top for new formica. The original plywood is still intact but is rough, so we will glue 3/8" plywood on top of it for a smooth durable surface. What is the best ...
3
votes
1answer
169 views

“Top layer” plywood subfloor fastened to decking

I just tore out a ton of particle board subfloor that was previously used for carpeting. The entire house has decking (2x6 planks) running on a 45 degree angle over joists with 3/8" plywood over the ...
3
votes
1answer
9k views

How can I patch a hole in a painted wood paneling (or plywood wall)?

We just moved into a ranch house that's well over 100 years. Unfortunately our family made some unusual improvements to it while the last five generations were living there (during various decades). ...
3
votes
4answers
716 views

Is it OK to use 1/4“ concrete backer board over 1/2” plywood as a bathroom subfloor?

I just bought a house built in 1978 and I'm planning on putting tile in the bathrooms (currently linoleum). The fixtures are removed and the flooring under the linoleum is particle board. I think ...
3
votes
3answers
399 views

Is it recommended that 1/8 thick plywood be used as underlayment?

Redoing bathroom floor. After removing tiles and underlayment and linoleum, the floor that's left is decrepit, uneven, wavy, has some old plumbing holes. It is not rotted though, the wood is sturdy. ...
3
votes
2answers
1k views
3
votes
1answer
640 views

How much sag on a roof is acceptable?

I have minor sagging of my roof plywood, 3/8" thick, placed on trusses 24" apart. Is there an amount of sag that is technically okay? I could not find anything on the APA website. I am not worried ...
3
votes
1answer
938 views

Which cheap plywood are suitable for use as siding-and-sheathing?

I know there are plywoods that are intended for this purpose, with an attractive face and often cut grooves to make it look like board-and-batten or other traditional vertical sidings. T1-11 is a ...
2
votes
2answers
8k views

Plywood, MDF or Chipboard for painted bookshelves?

I am starting to plan some built-in bookshelves that will be painted with mat or eggshell paint. The fronts of the shelves and upright will be moulded maybe with a router or softwood mouldings ...
2
votes
2answers
1k views

How do I properly lay a tongue and groove plywood subfloor in a remodel?

When laying T&G plywood subfloors, do all of the edges need to be supported around the perimeter of the room? If so, I may need to add some sort of blocking in my project and I'm not sure of the ...
2
votes
2answers
59 views

Best way to affix plywood to wood unit?

I'm planning on affixing some mosaic tile to a panel of plywood (43" x 44"), and then affixing that tiled panel to the back of an entertainment center which I'm re-purposing to become a bar. Once ...
2
votes
1answer
41 views

Is it okay to put 3/4“ plywood over 1/2” wood subfloor?

I recently purchased a 2 level condo and took out existing hardwood floor on the 2nd floor. Some of the pieces of plywood is pretty old. I wanted to get an honest opinion on whether I should replace ...
2
votes
1answer
91 views

Can I put plywood over the drywall on the common wall between my house and garage?

My garage is attached to the house. The wall that is common with the house is finished with drywall. Can I put plywood over the drywall?
2
votes
3answers
644 views

How to (portably) mount warped plywood artwork on apartment drywall?

I have a 4' x 4' piece of plywood artwork (acrylic painting) that has become warped. It used to be mounted to drywall using velcro strips, but now the outward force of the warp is strong enough that ...
2
votes
1answer
38 views

Can I safely affix tile to a panel of plywood?

I plan on affixing some 5/8" glass mosaic tile to a panel of plywood roughly 43 x 44". I then plan on using that as the face of our bar by affixing that plywood to the bar. My concern is that they ...
2
votes
1answer
121 views

What grade of plywood should we use as subfloor under VCT tile?

What is the preferred grade of plywood we should use as a subfloor underneath commercial-grade Vinyl Composition Tile (VCT) tile (not vinyl peel & stick tile).
2
votes
1answer
38 views

Which kind of board is easiest to work with?

I am building a model for a school and need a material to build it out of. I was wondering which of these three boards are easiest to work with? MDF, Chipboard, Pine or Plywood? The following are the ...
2
votes
0answers
21 views

Securing plywood “underlayment” to timber “sub-floor”

I am laying 12mm plywood on existing timber flooring (before laying Hardiebacker board & ceramic tiles) apart from screwing the ply to the sub-floor, should I also use grab adhesive, thinset tile ...
2
votes
2answers
125 views

Does it make sense to put quality (=pricy) underlayment over 3/4“ subfloor+1/2” extra plywood layer?

I have standard subfloor + 1/2" plywood on top, to correct for joists going different directions, so that all hardwood boards can be laid one direction for a clean look and avoid sagging where they ...
1
vote
9answers
1k views

How to accurately cut plywood with unpowered hand tools?

As a beginner in woodworking I would like to build a simple box from plywood. The edges will be simply glued butt joints which means they need to be straight and smooth. When I use a hand saw I can't ...
1
vote
3answers
252 views

How to stiffen flexible plywood

We have a curved wall framed with steel studs 16"o.c. that will be finished with hardwood planks (running vertically on the wall). For the hardwoods substrate, they recommended plywood and normal ...
1
vote
2answers
3k views

How can I attach plywood to a wall without damaging the wall?

I live in a rental and want to avoid permanently renovating the walls. And I have very little home improvement experience. I would like to temporarily attach plywood to the interior walls in a way ...
1
vote
2answers
144 views

Mounting TV on Plywood over Window

I need to mount a TV over my window. It is a 70" TV and weighs 96 lbs. I was thinking of using the framing of the window, there are 2 studs that are 54" apart. I included a diagram of my idea but I ...
1
vote
2answers
81 views

Is 1/2“ plywood sufficient in strength as a 40”x28" table top?

I'm looking to make a 40" by 28" table for a six year old. I would like to use 1/2" plywood for the top and for two shelving units attached below. Those shelving units will also serve as the front two ...
1
vote
2answers
58 views

How to hang 1/4" Plywood

I have a 12" x 24" piece of plywood that is 1/4" thick and I'd like to hang it on the wall. I don't want to frame the piece or put any nails in it. Here are a couple of ideas I had: I was hoping ...
1
vote
1answer
70 views

How can I seal this dryrot spot to prevent it from getting worse?

Our bathroom shower door leaks onto the outside floor and over time, this has caused a dry rot patch on the floor. It's not necessarily severe but there's some mild "give" and I want to prevent it ...
1
vote
2answers
271 views

What thickness, size, and quality plywood is required for an aviary floor?

12'L x 5'D x8'H size aviary needs what thickness plywood to hold human weight. Aviary floor is slightly elevated from the ground. Also, please specify how many floor joists it needs to hold the weight ...
1
vote
1answer
2k views

When making kitchen cabinet doors out of plywood, what details will impact the final product?

I really want to replace our overwrought, baroque cabinet doors with flat panel doors. I want them to look good but I actually like the look of plywood. It seems from what I've read like I have to ...
1
vote
1answer
46 views

Can I use OSB or plywood instead of 1x6 boards to hang metal panels?

I'm going to be putting up two louvered panels that will hold plastic hanging bins (think akro-bin type). I won't be able to mount the panels on studs, so I'm trying to decide if I should mount ...
1
vote
0answers
137 views

How long can pressure-treated plywood be left wet?

I built a 12'x20' shed foundation on the Oregon coast last Summer. It is 3/4" pressure-treated Doug Fir plywood over P-T framing. The plywood was very wet when purchased and installed wet like most PT ...