3/8, 1/2. With the code-recommended installation of the ice barrier over the drip edge, water can back up at the eaves edge and get behind the vertical leg of the drip edge, where it can end up flowing into the joint between the fascia and the roof sheathing. One side of the roof is done. Once you measure your roof to determine what length you need, cut the boards to the correct size. You should mark it on the gable so that it connects to the abutting board. But if you snap it at 40 inches, then the sheathing will not project over the subfascia or true fascia. 2x6s to match the sub-fascia length above less 32”, with an angle cut on the peak end to match the roof pitch. Hold the fascia down a bit as you nail it to the rafter tails so that the roof sheathing can extend out over it and be nailed flush with the outside of the fascia. 15:05. Sheathing should be a minimum of 19/32-inch thick. This can be done with a straight piece of lumber (6 feet … (see fastener guide below) Figure 19 roof sheathing roof framing roofing roof underlayment drip edge flashing HardieTrim board sub fascia HardieSoffit Panel HardieTrim Board 6 in. Re: facia/sheathing detail. Roofing/Construction Questions. The correct placement of a roof drip edge is on top of the roof’s exterior cover directly between the sheathing and the fascia board, which forms a drainage gap between the drip edge and the fascia board. Apply a thin bead of our special silicone caulk to the back of a termination bar to prevent water from running behind the bar, and screw the termination bars through the rubber and tape and into the fascia. Continue the process up the roof until you reach the peak. As you can see in the photo, it is flush with the rafter ends and little support is provided for the drip edge. The top of the top chord is 20″ above our top plate. I prefer to see the sheathing over the fascia, and also use a subfascia of 2x, as I don't like to have only 1x all by itself out there. by the shingle above them. The wall should be built with the stud layout continuous across both roof sections. To find. If you have a standard gable shed roof, not a lean-to type, then you’ll make a cut at the bottom of the piece of drip edge that goes over the point of the gable. In areas where the wind speed is greater than 130 mph, nails for attaching the roof sheathing to intermediate supports should be spaced 6 inches on center for at least the first 48 … Extending a gable roof can be tricky since it involves working on the roof, but you may be able to do it yourself if you only need to add 1 ⁄ 2 –2 inches (1.3–5.1 cm). According to the 2012 International Residential Code for seismic zones or zones designated for winds of 100 mph, raised heel trusses more than 15.25″ have to be blocked and braced. Install the 1 × 8 fascia along the gable overhangs, then along the eaves, holding it 1/2" above the rafters so it will be flush with the sheathing; use 6d galv. Hello GBA, I am building a house with a metal roof, which will be a first for me. Roof sheathing is a lot more than just flat panels onto which shingles are attached. Under the metal roof with a drainage gap between the drip edge and fascia board? Install Tile or Shake with battens. It is important here that the sheathing at the eave line be exactly perpendicular to the rafters so that the sheets will meet at the centers of the rafters. 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. This opens the door to the possibility of water damage by letting gravity work against you. Different finishes/variations of the soffit can be achieved more commonly flat plain plywood is used although tongue and groove boards can be used or even battens with a spacing in between. 8 in. 10:25. You should mark it on the gable so that it connects to the abutting board. To my way of thinking, the sheathing should overlap the rafters by the thickness of, and possibly even rest on top of, the fascia board. A, the sheathing is started flush with the tail cut of the rafters. “synthetic stucco” ( Photograph 8 ). The bottom row of purlins should be flush with the ends of the rafters, a middle row and a top row close to the roof beam. It cannot be copied in any form and must be returned to Ross Roof Group upon request. According to the 2012 International Residential Code for seismic zones or zones designated for winds of 100 mph, raised heel trusses more than 15.25″ have to be blocked and braced. A tapered piece of sheathing can be cut to fill in at the eave if necessary. Then I do a metal drip edge to cover it all. Re: Sheathing overlap You don't want the very outside surface of the wall to be flush with the foundation. The problem is that the brackets hold the gutter out away from the fascia board. Apply new roofing wrap, trimming it and then nailing it down. Nail the ends of the roof sheathing to the bottom purlins from the underside. ROOF FASTENER GUIDELINES YES Correct - flush with surface NO Underdriven NO Overdriven ... Fascia Product should project 1 1/2 beyond the fascia and approximately 1" over the gable or rake end " ... sheathing board should be equal to the distance of the exposure. • Trim and fascia are not designed for siding; or structural applications and should not be used as a structural member in finish nails. Where Should Drip Edges Be Placed? A few questions regarding the drip edge. While the vertical leg should be placed 1/4” – 1/2” away from the fascia. Unless the roof edge is quite uneven - some shingles overhang significantly more than others - it should have the same stickout all along. Mark the board to length so that it will end in the center of the joist that is closest to the end of the fascia board. Roofing/Construction Questions. Install the 1/2" plywood sheathing, starting at a lower corner of the roof; use 8d box nails driven every 6" along the edges and every 12" in the field of the sheets. Video No. This drawing is the property of Ross Roof Group. There should be at least 3/8-inch of space between the fastener and the panel edge. 6 . Why damaged fascia should be replaced before getting a new roof. It is recommended to lay down a protective piece of furrier strip rather than leaving them flush. They should be held in place with two 2 inch screws screwed down through the roof sheathing (pre-drill). Gutters are installed on the face of the fascia boards. The following layers should be staggered, keeping the tab slits from ever lining up. Wood Shake or Wood Shingles): When needed, use You … Draw a full-scale mockup and snap a line with fascia in kind When sheathing a roof, the first step is to snap a line so that the first row goes on straight. Nail it in place by putting one nail every 6 inches, making sure the head of the nail is flush with the wood. Their size should match the thickness of the panels to which they are attached. Gutters hung too high or too low. Sheathing short at eave. 3. turbogoat November 19, 2014, 11:02pm #1. (See Figure 8.3) Both roof sections will be laid out with every other truss over a wall stud. What are roof clips? Uneven roofs are always cause for concern; bulging or sagging roof coverings indicate damage to at least one portion of the roof structure. Because it's right under the roof edge and behind the gutter, fascia frequently gets soaked by water runoff, and it's the first thing to get drenched when the gutter overflows. Install roof sheathing per layout. “synthetic stucco” ( Photograph 8 ). Up Next. 1030. Hold the fascia down a bit as you nail it to the rafter tails so that the roof sheathing can extend out over it and be nailed flush with the outside of the fascia. Re-Roof Over Irregular Surfaces (i.e. Using 8-penny nails and a hammer, mount together with the end of trust to the end of fascia. Watch later. Then nail the roof purlins horizontally across the plywood, overhanging each end of the roof by 1 inch. Your roofer should do an attic inspection to evaluate the roof ventilation and any potential issues that could arise from excess moisture content. Over sub-fascia: (figure 19) When installing HardieTrim boards over solid 2x sub-fascia use minimum 2 in., 16 gauge corrosion resistant finish nails. 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. 1) Is it recommended to install drip edges the same way as you would with shingle roofs? what size roof sheathing should I use? Most shingles require four to six nails, about 1 in. Chief Architect Quick Tip - Curved Roof Kiosk. This membrane should be run with the width of the material centered along the length of the valley. Automatic Framing - Exposed Rafter Tails - Sub Fascia and Sheathing. Several new framing features have been added including rafter tails, sub fascia and sheathing. “EIFS,” a.k.a. For a one story house, the sheathing should extend from the bottom of the lowest framing member to the top of the highest framing member (as shown in blue). To install a drip edge on a newly constructed roof or on a re-roofing job, attach the drip edge along the roof’s eaves first. Measure up the rafter 45-3/4 inch from the cut end of the truss tail and snap a line along the trusses. Common materials for the job include pine, ply, cedar, UPVC. Secure sheathing with 7d sinkers nails, space nails 12" apart. Install the 1 × 8 fascia along the gable overhangs, then along the eaves, holding it 1/2" above the rafters so it will be flush with the sheathing; use 6d galv. 6 . Chief Architect Quick Tip - Roof Design. In view B, the sheathing overlaps the tail end of the rafter by the thickness of the fascia material. It is even more important that it be perpendicular than that it is flush with the rafter tails. Sign in with Twitter. It cannot be copied in any form and must be returned to Ross Roof Group upon request. Ross Roof Group makes no warranty regarding the use of this information with non - Ross Roof Group products. Allowing them to line up will create a water channel and decreased protection. Put the new roof sheathing in place, making sure it fits snugly and rests on the rafters. Should roof sheathing overhang fascia? Roof Eave Venting on Roofs with no Overhang or Soffit - How to Correct Improper or Inadequate Attic or Under-Roof Ventilation in buildings - Detecting and Correcting Attic Condensation and Preventing Ice Dam Leaks in buildings - How to Correct Improper or Inadequate Attic or Under-Roof Ventilation in buildings. Or sign in with one of these services. Copy link. the fascia can be done when roof is done (naturally the gutters have to come down b/4 fascia), reason being, depending on who framed the structure, some ran their sheathing boards plumb with rafter tails then laid a straight edge Should Gutters Be Flush With Fascia Boards? Hope the shingle overhang is enough to cover the newly installed drip edge. Re the fascia gap, it is normally installed tight, often the fascia is even installed up tight to the shingles, so that the roof sheathing is butted to the inside of the fascia. I think that this practice differs by region though. (above right): Rafter Cavity Insulation – high-density spray polyurethane foam fills rafter cavity (2 … The pitch of your roof and the wind conditions in your area also affect how many nails to use and where. This is because fascia will be exposed to a lot of dark and dampness. Measure up the rafter 45-3/4 inch from the cut end of the truss tail and snap a line along the trusses. Metal Roofing Specifications - CAD / PDF Drawings / Testing / BIM. 10-04-2001, 02:38 PM. Plus the fascia metal will be unfastened except at the bottom, so it will not be tight up against the fascia wood or tight up under the shingles like it should be. Don't do that. finish nails. Roof decking serves several important purposes, including but not … Building Process Video 23: Fascia and Roof Sheathing. Step 3: Install New Sheathing. 4. Guarantee – The guarantee that is typically offered with a fascia installation will not cover the sub … The roof sheathing comes down and ends on top of the 1 x fascia. Then the thinner fascia is attached to the sub-fascia. Tap to unmute. Roofs peel off from the edges, so it is critical to hold them tight With the roof deck sealed on the outside, we turn to flashing the edges with metal and membranes Metal drip edge flashing…. From the peak of … If future expansion is contemplated or additional rooms are to be built in the attic, consideration should be given to framing the roof to accept future dormers when the house is built. 3. Asphalt Shingles): Prepare the asphalt shingles by cutting them back, flush with the fascia or rake, as needed. Notice that when the fascia is placed, the top edge of the fascia is even with the top of the sheathing. Lay your first shingle strip so that it is flush to the rake end and covers any exposed nails of the shingles below. The top of the top chord is 20″ above our top plate. Share. Ross Roof Group makes no warranty regarding the use of this information with non - Ross Roof Group products. As you can see in the photo, it is flush with the rafter ends and little support is provided for the drip edge. Hold a square edge at the board flush’s top and roof’s end using roof sheathing. To find. Align the long edge of the sheathing with the ends of the rafter tails, and the end of the sheathing opposite the edge of the roof centered on a rafter. Nail the sheathing into place with a nail every 6 inches along each rafter with a framing nailer. Always On. Trusses. This has amounted to nothing but frustration and curse words. Fascia and soffits finish the edges of roofs by covering the ends of the roof rafters (or roof trusses) where they overhang the sides of the house. The fascia is the wide board that's installed on-edge and runs horizontally along the edge of the roof. Its top edge is tucked up under the shingles, and its outside face is where the gutter is mounted. walls framing exterior sheathing. On my shed my sheathing does not protrude, Actually how both my house and shed are done is a 1 x 6 (house) 1 x4 (shed) fascia is installed to end of rafters, then 1 x 1 1/2 is tacked onto the fascia at the top. How Your Roofer is Destroying Your House. How to Install Drip Edge Flashing to a New Roof. The typical thickness range for sheathing is 3/8 to 3/4 inch. Fascia Once the roof trusses are in place and secured, nail the gable end sheathing to the roof peaks at the front and back of the garage.
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