Questions tagged [sheathing]

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1answer
37 views

Can I replace just part of a 1x6 roof deck with OSB?

Redoing Roof, Roof Decking is 1x6 inch planks, and some OSB so the sheathing is mixed materials. Is it ok to replace the lower half of the roof with 3/4 or 1/2 inch plywood and keep the top half ...
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1answer
36 views

1x8 roof sheathing VS plywood/osb

My 1955 home has a flat roof with 1x8 sheathing. It's time to replace the roof, and I am considering replacing blown-in attic insulation with batts, at the same time. The attic is only 20" between ...
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0answers
32 views

Can I place a slide-in gas range up against plywood sheathing?

I'll be putting a slide-in gas range up against a knee wall. However, I planned on bracing the knee wall with 3/4" plywood sheathing from the bottom plate up 30", where it would be completely covered ...
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1answer
103 views

Is it worth replacing my sheathing?

Rather large 2 story home in Western WA. I currently have cedar singles for siding that are EOL and I want to replace them along with the rotting fascia board with T1-11. It turns out the sheathing is ...
1
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1answer
102 views

Do I need to replace cupped/curled plank sheathing in my wall?

We gutted the inside of an old unventilated bathroom, and found extensive mold throughout the drywall and insulation. The exterior sheathing is old horizontal planking (probably dating back to the 50'...
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2answers
90 views

How do I fit roof sheathing to an odd shape, such as a triangle?

I want to cut a Scalene triangle: A triangle with no congruent sides out of plywood to fill in an open space in the roof sheathing. I can't trace it from underneath; there are trusses in the way.
1
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1answer
173 views

How should plywood sheathing be detailed around bolts/bearing plates in seismic retrofit work?

The City of Los Angeles standard planset for seismic retrofits shows the anchor bolt's bearing plate (washer) resting on the sill plate (vs. resting on the 2x blocking of the shear wall). But there is ...
1
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3answers
4k views

What is the proper way to start sheathing an exterior wall?

On new construction, what is the proper way to install the exterior OSB wall sheathing? Should I go for a perfectly level sheet install, and then level each corresponding sheet or is it better to ...
1
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1answer
48 views

Replacement Siding; Demo Complications

Location: Oklahoma City. Tornados and storms abound. A hail and wind storm has prompted the replacement of the vinyl siding. During demo of the damaged vinyl I discovered a wood siding layer ...
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1answer
697 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, ...
2
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1answer
2k views

Should I replace entire houses sheathing?

I have inherited a 1950s house that has vinyl over original wood siding over old fiber board. Much of the house's siding is damaged and needs replaced. I'm thinking of replacing the full house's ...
1
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1answer
203 views

Can I cut up sheets of cement board and use it as wall shingles?

I have seen lots of great fiber cement board shingled projects popping up around my neighborhood lately, and would like to do the same for my garage. Currently it is done in vinyl which I absolutely ...
2
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3answers
10k views

How to install a house number plaque on vinyl siding?

I need to install house numbers on my house. I have obtained an aluminium plaque with the numbers and I'm now wondering the best way to install it onto the house. The house has vinyl siding, and ...
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0answers
1k views

Rotted Sheathing Above Fireplace

TL;DR - Is it possible to replace the rotted sheathing from the inside behind the brick fireplace and behind the header above the mantle So, my wife and I purchase a house about a month an a half ago ...
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2answers
3k views

Sheathing with Foam Board and OSB

I have read a number of other articles related to sheathing and the use of rigid foam panels for insulation and was wondering; is it possible to place a 1" to 2" rigid foam panel against the wall ...
4
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4answers
13k views

What type of wall sheathing is on my house?

My house sheathing is not a plywood - but some dark brown material. Click for larger view Does anyone know what that is? P.S. here's more higher quality images: pic1 pic2 pic3
1
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1answer
267 views

Adding sheathing under a concrete tile roof

I have a concrete tile roof that has just the skip sheathing. Its common to get squirrels nesting up there because there is nothing there to prevent them from coming in through the eaves. Is it ...
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3answers
5k views

Roof Decking: Plywood/OSB over skip sheathing (decking) or should I strip to the rafters?

I have a shake roof (looks like the original from 1952!) with skip sheathing. Then an asphalt shingle re-roof over that (that makes 2 roofs in 60 years, thanks previous owners!). I have repairs and ...
1
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1answer
123 views

Conflict with roofer [closed]

I hired a local roofer to redo my roof. One of the items in the contract is to "INSTALL 7/16” OSB SHEATHING OVER EXISTING ROOF BOARDS." The roof boards are rough sawn 3/4 inch thick pine, with a 1/2 - ...
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2answers
1k views

Truss Spacing and Sheathing Type

We are putting a new roof on our house (framing and all). The engineer sent me three prints with different truss spacing (16",19.2" and 24" OC). For obvious reasons, I would prefer to use the 24" ...
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2answers
2k views

What exactly is this fiberboard-looking sheathing?

My house appears to be sheathed in some kind of fiberboard product with a black paper facing on the inside. That rock-looking thing poking through is stucco. The house was built in 1972. Anybody know ...
4
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2answers
7k views

Does a deck band board go over or replace wall sheathing?

I can't find an existing question that completely addresses my question, so here goes. My outside deck was recently rebuilt by contractors selected by my HOA. The deck is effectively on the second ...
2
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1answer
870 views

How should I mount external hardware to a Greenboard/EPS exterior wall?

The external cladding of my house is rendered NRG Greenboard (an EPS product). What is the best way to mount simple external hardware (specifcally, a hose reel) to this material? The reel itself just ...
4
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1answer
1k views

What is the sheathing underneath my brick exterior walls?

I am trying to figure out what is inside of my exterior plaster wall that the brick is attached to. The house was built in 1946, has no insulation in the walls, and (oddly enough to me), has drywall ...
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2answers
325 views

How to insulate my garage walls using sheathing

My garage is a pole building type with pressed wood walls and exterior siding. I want to put sheathing on the walls for some insulation. The girts that the exterior wall is attached to are 1.5" x 4" ...
5
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2answers
1k views

Can you have different types of vents on a single roof?

The attic of my house has serious ventilation issue and the sheathing becomes rotten. The roofing contractor suggests me to replace the rotten sheathing and install some ridge vent. His plan will ...
7
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4answers
9k views

How can I resheathe behind brick fascia without removing the brick?

The original builders of my house used a material called "Aluma Sheath", also known as Dennyboard, to sheathe my house. Dennyboard is a radiant coating on two sides of a 1/8 sheet of a fiberous ...
7
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2answers
20k views

Can I make the contractor redo a roofing job because he didn't replace delaminated plywood?

My wife and I recently moved into our first home. It's a raised ranch in CT that was built in 1967. I've been doing a lot of "refreshing" myself inside; however, I hired a roofing contractor to ...
3
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1answer
2k views

What's the best way to lay out sheathing around a doorway?

Does it matter how you sheath around an exterior door? I think it would be stronger to break the sheathing over the door than at the corners, but I'm not sure. The wall is not load-bearing. Studs are ...
3
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1answer
4k 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 ...