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2
votes
4answers
1k 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 ...
6
votes
2answers
4k 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 ...
5
votes
2answers
4k 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 ...
13
votes
7answers
22k 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
5k 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 ...
5
votes
2answers
3k 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 ...
4
votes
5answers
6k 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 ...
1
vote
1answer
130 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
1answer
3k 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 ...