What is the nailing schedule for roof sheathing?

As such, the nailing schedule is typically the familiar 6 inches on center at supported panel edges, including gable-end walls and 12 inches on center over intermediate panel sup- ports. Note, however, that minimum 8d nails (0.131 x 2-1/2 inches) are recom- mended for all panels 5/8 inch thick or less.

How often do you nail roof sheathing?

Generally, you'll need to place two nails at each location where it makes contact with a roof truss. For slats featuring face widths of 12 inches, you will space three nails evenly apart about every 3 inches. A typical slat length can run from 12 to 16 feet.

What is the nailing pattern for sheathing?

Through the decades, the code has been very consistent regarding nail spacing. Maximum allowed nail spacing for conventionally laid unblocked roof plywood has remained remarkably constant: 6” on center (o.c.) at the supported short edges of panels, and 12” on center “in the field” at intermediate supporting rafters.

What is the nailing pattern for OSB sheathing?

A typical nailing pattern for a standard OSB exterior wall is to insert one 8d nail every six inches along seams and in every stud that lies beneath the plane.

Should I nail or screw roof sheathing?

recommended that deformed shank nails be used throughout the entire roof. If 8d “common” nails are specified, the nail diameter must be at least 0.131 inch (wider than typical 8d pneumatic nails). Screws can be used for even greater withdrawal strength, but should be sized by the building designer.

WATCH THIS BEFORE Sheeting Your Roof With OSB!!! (avoid this costly nailing + spacing mistake)

Are H clips required for roof sheathing?

H-clips are referred to in the APA Guide as “edge support." For the most common roof sheathing in our area, which is 1/2” nominal (7/16” actual) sheathing over trusses or rafters at 24” on center, there is no requirement for H-clips.

Can I use a framing nailer for roof sheathing?

The answer is, yes. Framing nail guns can be used for siding installation, if the nail being used is long enough to attach the siding firmly to your exterior wood sheathing. While it's recommended to always use a siding nail gun for siding installation, in a pinch, you may be able to use a framing nailer instead.

Should roof sheathing nails be galvanized?

For the best performance from your fastener, you should use nails that are made of hot‐dipped galvanized steel. Be sure to use at least 12-gauge or thicker. The length of the nail you need to use will depend on the thickness of the sheathing and shingles.

How many nails do you need for a rafter?

METAL CONNECTIONS and FASTENERS

The opposing rafters will be toe-nailed. The proper nailing scedule for toe-nailing rafters is three nails in one side and two in the other.

How many roofing nails will I need?

Generally, you should use four nails per shingle in the field of the roof, and 5 nails per starter shingle. For regular three-tab shingles, this would require 320 nails per square for field shingles.

How far down should sheathing go?

The wall sheathing should extend below the rim joist, which is inset on this house to allow for a continuous band of insulation. The wall sheathing below dictates the overhang. It's about 9 inches in this case, and Ben subtracts a quarter inch to allow for inconsistencies.

How far should roof sheathing overhang rafter tails?

It is at 45-3/4 in. Measure up the rafter 45-3/4 inch from the cut end of the truss tail and snap a line along the trusses. This indicates the upper edge of the first row of roof sheathing—leaving enough overhang that the subfascia and fascia will tuck neatly underneath when the time comes.

Which side of OSB goes up on roof?

OSB roof panels should always be installed with the grade stamp facing into the attic and the screened surface (with the nail guide lines) facing up. When the grade stamp is covered by roofing, the building inspector will not be able to confirm that the correct OSB roofing panel was used.

What is the minimum thickness of roof sheathing?

The minimum requirement for roof sheathing is ⅜” thick. There is no upper limit on how thick your roof substrate is. Thickness allowed depends on how far apart rafters or trusses are spaced and the rating of your roof decking.

Are ring shank nails better for roofing?

The nail shank

A ring shank nail has an extra-large head and a blunt shank, which is more suitable for nailing through roofing felt as well as shingles but doesn't provide as much traction. Meanwhile, a smooth shank is an inexpensive option best suited for rooftops that don't face bad weather.

What does the D mean in nails?

Nails. For historical reasons, nails are sold both by a number followed by d and (less confusingly) by length. The “d” stands for penny, so 8d refers to an 8-penny nail, 16d to a 16-penny nail and so on. It's a way to indicate nail length, as you can see in the table below.

What kind of nailer is used for sheathing?

The N75C-1 - Coil Sheathing/Siding Nailer is perfect for high-volume nailing of wall and roof sheathing. It drives 15-Degree wire weld collated and plastic inserted nails with shank diameters of 0.090-Inch to 0.131-Inch. It has a lightweight aluminum design for added durability.

Can you use siding nails for roof sheathing?

Roofing nails are acceptable for fastening shingle panels together, but it is not advised. Siding nails will probably bow out at the tip when you begin nailing with them because they are thinner than what's used for installing shingles or sheathing on a home's exterior.

Where do you put H-clips on roof sheathing?

A panel edge clip (often called an “H-clip” or “plywood clip”) is typically a small piece of galvanized metal that is placed between adjacent wood structural sheathing panels at a location between supporting joists or trusses and/or rafters to provide support to panel edges.

Are H-clips required on 5/8 sheathing?

5/8” thick panels having a span rating of 40/20 can have an unsupported edge up to 32”. This means that 1/2” and 5/8” thick roofing panels that are supported by roof framing (rafters or trusses) spaced at the typical 16” or 24” o.c. do not require edge support (H-clips).