Does roof decking overlap fascia?

When sheathing a roof, the first step is to snap a line so that the first row goes on straight. But if you snap it at 40 inches, then the sheathing will not project over the subfascia or true fascia.

Do you install fascia before roof?

It is ideal that soffit and fascia materials be installed before you place tiles or any other type of roofing material on the roof. … For this reason, it is essential that the fascia board is installed correctly and can withstand even the heaviest downpours because it has to be able to support the gutters.

Should roof sheathing overhang fascia board?

Ideally the sheathing should be on top of the fascia without extending beyond it. Guesswork can create a situation in which it extends too far and it interferes with flashing installation, or you have to cut it. If the fascia is to be one layer of 1x, I overhang the sheathing 5/8.

How far should sheathing overhang fascia?

The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. The shingles should also overhang the drip edge 3⁄8 to 1/2 an inch.

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Does roof sheathing overlap fascia?

In view A, the sheathing is started flush with the tail cut of the rafters. Notice that when the fascia is placed, the top edge of the fascia is even with the top of the sheathing. In view B, the sheathing overlaps the tail end of the rafter by the thickness of the fascia material.

What goes up first fascia or soffit?

First nail up the J-channel, then soffit panels, then fascia, then drip edge. It’s a hassle to continually move your ladders (or scaffolding) and cutting table around the house, so concentrate on completing one overhang at a time until you get to the corners.

How do I attach fascia to deck?

Adding Fascia on an Elevated Deck

  1. Mark and cut. Whenever possible, hold a piece of fascia in place and mark it for cutting. …
  2. Fasten the first piece. …
  3. Test-fit the mitered corner. …
  4. Glue the miter. …
  5. Smooth the joint. …
  6. Make a midway joint. …
  7. Mark for a corner. …
  8. Cut the accent strip.

Do you need a Subfascia?

Though not required by building codes, the reasons for subfascia have more to do with evening out the rafter tail irregularities, and providing structural support for the roof edge and gutters. … Another reason many trim manufacturers include 2x subfascia in their installation details is for gutter support.

How much should a roof overhang?

Two feet is the general maximum length for a typical roof overhang. This will protect a roof from most types of damage. Roof overhangs can extend farther than 2 feet, but beyond this length, they begin to lose structural integrity and require external support.

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How far should shingles extend over drip edge?

Shingles should not extend more than 3/4” (19 mm) past the drip edge. If shingles overhang the edge of the roof by more than 3/4” (19 mm), then they are not supported and may crack and break off. In addition, the wind resistance at the roof edge may be compromised.

What is roof overhang?

The roof overhang refers to how much the edge of the roof goes beyond the house siding. Under the overhang is a structure known as the soffit. Most homes have an overhang, however, length varies greatly depending on the architectural style of the roof, with slate roofs having longer overhangs typically.

How do you attach fascia to roof trusses?

Instructions for How to Attach Fascia Board to Roof Trusses

Mark the place closest to the end of the board that aligns with the center of a joist. Use the carpenter’s square and pencil to put a straight line at the mark. Cut the board with a miter saw. Position the board against the trusses and nail it in place.

What side goes up on OSB plywood?

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.

How much should a gutter overhang?

A safe distance between the gutter and the roof edge should be between 2 to 3 inches. If the gutter distance is more than 3 inches, the rain will run off the roof and won’t drain properly.