It is extremely important to have proper fastener spacing on all panels. There are two types of plywood in the market: plywood meant for construction and plywood that carpenters use to make cabinets and other furniture. Check building code requirements for installation of panel edge clips. Ensure to check around your house to seal all the gaps between your roof and the walls. You can include enclosed eaves by installing soffits underneath the overhang to wrap the overhang space. Install intermediate fasteners, starting at panel edge. Use a chalk line or straight edge to align fasteners on framing. My plan was to install baffles for future soffit vents (house has gable vents only). The roof sheathing should be flush with the fascia. This is a gap between the fascia board (where the gutter is hung) and roof decking. To prepare your roof for the new installation, separate the fascia from the roof deck and remove any finishing pieces covering the rafter tails. You must be a magazine subscriber to access this feature. Vent exhaust air from kitchens, baths, and laundry to the outdoors with vent pipes that run through the roof cavity or attic to roof ventilators. Though it is expensive, it can save you lots of money in the long run. How Do You Fill the Gap Between Fascia and Roof? I doubt that that is the root of the problem though. A minimum net free ventilation area of 960 square inches Step 3: What kind of roofing do you use for rafters? COPYRIGHT 2023 PROFESSIONAL BUILDER. Often, there's old, hardened caulk where the two pieces overlap at the inside corner. Position a speed square on the rafter edge. If water gets trapped behind the exterior walls, it can cause structural damage that you won't see right away. Although, if it is a large gap, it can be dangerous to the house, as it will be susceptible to rodents and moisture. View more helpful strategies, here. The 10-in. A caulking gun and exterior waterproof caulk are the primary items you need to seal your fascia and keep water and insects out of your home. Queen Bee of Honey Dos is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and other affiliated sites. Slowly move down the joint to apply a steady bead of caulk into the gap, instructs Ron Hazelton. say that I expect to be a life-long subscriber." cornice. Fasteners should be driven flush with the panel surface. Pull the fascia up or down until the corner of the speed square hits somewhere near the center of the top edge of the fascia, and nail the fascia in p. 3 you can see usually a light where floor of the attic, meet roof this is the light from soffit /fascia area. Become a member and get instant access to thousands of videos, how-tos, tool reviews, and design features. When purchasing the caulk, it would be preferable to buy a colored caulk with the same color as your fascia. This can be done with a straight piece of lumber (6 feet to 10 feet long) or a long carpenters level. This rough side is a screened or skid-resistant coated side. If you space the fascia level wrongly, it can lead to further problems like leakages in your roofing. Measure and cut out the rafter extension from lumbers the same size as the old rafters on your roof. Youve read 2 premium stories this month. Ice and water shield on top, and on that one a metal roof. Should There Be a Gap Between Roof Sheathing and Fascia? Existing insulation was R10 worth of black fiberglass between the rafters. By the way, I am getting ready to put a new roof on before the gutters. For best appearance, use heavier weight shingles, or laminated or textured shingles. At the end of the vertical sidewall the step flashing shall be turned out in a . How do I bridge this gap between drip edge and gutter. A collection of one thousand construction details organized by climate and house part. 1. To remedy this, change the fascia and install a drip edge. You need to know about the types of roof decking, the cost, and more. Erecting a roof overhang is not difficult, but installing the overhang might require some expense and expertise. The complete source for building, designing, and remodeling green homes. As of 2021, if plank decking has more than a 1/8" gap between the planks, your roof decking must be replaced per the manufacturer's installation instructions before the roofing material can be installed. Thank you. Spacer-type panel edge clips are available from some manufacturers. Insert the tube into the caulking gun and push the plunger in. In these cases, seeing daylight in your attic requires immediate attention. Fascia and soffit are installed after the roof installation is finished. 5. M. If your roof contractor handles your roofing project, ensure he installs a drip edge between the fascia and the roof sheathing. But if you do not space the panels, the plywood sheathing will curve to get to a particular radius. SawStop's Portable Tablesaw is Bigger and Better Than Before, Podcast 543: Affordable Flooring, Replacing Replacement Windows, and Low-Flow Fans, Podcast 537: Members-only AftershowConversation With Builder Sam Friesen, Balancing Density and Privacy in Los Angeles, Plus, get an extra 20% off with code GIFT20, Fine Homebuilding Issue #313 Online Highlights, The Fine Homebuilding Interview: James Metoyer, 10 Steps to Install Crown Molding on Cabinets, Choosing the Right Construction Tape for the Job, Expert insights on techniques and principles. During the installation of OSB, the rough surface side should be facing up. Plywood is a bit more expensive, but is usually stronger and is often selected in cases where the roof covering is heavier, such as for slate, clay, or concrete tile roofs. Replace the old shingles and sheathing or use new replacements to cover the open side of the roof. Table R803.2.3.1 specifies the maximum fastener Scope. Notice that when the fascia is placed, the top edge of the fascia is even with the top of the sheathing. Filling the gaps between your roofing and the walls is not difficult if you have the required tools. Continue this process and move your ladder if you have to until you have filled the gaps around the house. Plywood or OSB roof sheathing is also subject to sunlight, heat, and hot air in your attic space. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. Moreover, the air and moisture from the gaps can increase the humidity in the house, which will reduce the insulation. Place the rafter tails against the old rafters such that of the new rafter extension overlaps the existing rafters. This will protect a roof from most types of damage. Here are 10 of the most frequently-seen roofing mistakes: 1. On this roof, the minimum overlap specified by the manufacturer is 4 inches, and the recommended overlap is 6 1/2 inches. It will ensure the roof sheathing lines up with the top of the fascia center. Depending on how the roofs join, you may have to cut a slot to work it in far enough. 7. The rafters and trusses are connected to the ridge board for a cohesive framework. Your roof overhang should extend at least 3/4 to 1 inch beyond your roof to keep water from running inside your walls. Failure to adhere to this code can result in a failure of a home inspection. The problem: because the roof sags in places (its an old house) I will end up with in places an 1" to 1-1/4" gap between the top of the fascia board and the sheathing. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Similar questions. Ensure the drip edge extends over the fascia by one or two inches. Starting with how to place the first row of sheathing, we cover fastening methods, the use of H. In this role, it, Read More Does Roofing Felt Leak? Inspect the fascia boards for damaged areas.. This is the upper edge of the first row of roof sheathing, with enough overhang to allow the sub fascia and fascia to tuck neatly underneath when the time comes. These, Read More Difference Between Terrace And Roof? Start your subscription today and save up to 70%. Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. For pitched roofs, wear skid-resistant shoes. Note that I reconnected the exhaust vent before I left the attic for the day; it was solely to get access. A slight derangement in some measurements may negatively affect the entire, Read More Nail Plate Thickness: All You Need To Know)Continue, We want the best whenever we decide to take on any construction work for residential or business purposes. Use colored caulk to match the current paint color if you are not repainting the fascia boards. Gordon from Jacksonville Fl. The typical maximum overhang is 2 feet. Felt Underlayment: It is a waterproofing layer . Stand on the panel over the framing near the fastener location to ensure contact with framing while driving fasteners. How to Put Rigid Foam Insulation on the Roof Before Putting on Shingles, The Exterminators: The Importance of Sealing Soffit and Fascia Gaps with Caulking, Ron Hazelton: How to Caulk Cracks and Gaps Outside, Fine Home Building: Making Sense of Caulks and Sealants, How to Caulk the Window Trim on Lap Siding. I can confidently Install a drip edge to keep water from leaking into the sheathing. 1 thas the roof has a felt a toll ? It not only takes you away from the same boring routine but gives you a chance to relax, Read More Rain Noise on a Caravan Roof Put a Stop to it (Complete Guide)Continue, In roof construction, it is important to get every measurement right. . This procedure keeps internal stress from accumulating in panels. kidcharlemange | Posted in General Questions on March 13, 2021 12:25pm I started my attic air sealing and insulating project this morning. To prevent this from happening to your roofing, ensure to space your roof sheathing panels to allow proper ventilation. Does roof sheathing need to be staggered? If you continue to use this site we will assume that you are happy with it. Sealing gap between window buck and sheathing. The shingles should also overhang the drip edge 38 to 1/2 an inch. Water can also splash up from the interior of your gutters, constantly wetting your fascia. Two feet is the general maximum length for a typical roof overhang. How far should rafters overhang? Basically I'm suing the roofer b/c they did a terrible job on my roof and I'm having to fix a lot of this on my own in the meantime. The roof drip edge should extend one to two inches over the fascia to protect it from moisture. There are two types of sealants you can use to prevent leakage. With drip edge, the shingles should still extend out, but mainly for cosmetic reasons, to cover the drip edge. So seal the gaps in your fascia to prevent costly repairs later. I appreciate your advice. Net free ventilation area may be reduced to a minimum of 480 square inches for each 1,000 square feet (1/300th) when certain building code provisions are met (see Section R806.2 of the 2012 International Residential Code or Section 1203.2 of the 2012 International Building Code for more details). In size, plywood sheathing comes in a four by 8 feet board or panel and ranges in thickness of ", ," and .". Allow the caulk to dry before you apply paint. (Read This First). With the attic backto new, we will install drip edges and close any holes so that squirrels and any other pest will not have a place to enter your home. Clearing the section will give you enough space to install the roof overhang. Website operating problems contact Webmaster. Understanding building requirements can be challenging if you do not know how it works. To keep water and rodents out of your home, seal the gaps between your fascia using a caulking gun and some waterproof caulk. Dumpsters overflowing with lumber are merely a symptom. Should I continue with my plan to add the baffles or do I need to address the gap first? Get Pro Builder in your inbox. Fasteners should be 3/8 inch from panel ends and 3/8 inch from panel edges (see hints below). When installing the drip edge, ensure it extends two inches over the fascia board. The gap between the fascia and the roof decking is common in most homes. Also, ensure that your roofing constructor installs a drip edge. Fasten panels in rows across the width, continuing this sequence along the length of the panel. Install eave drip edge flashings below underlayment and fasten to roof sheathing. A fascia board is a thin longboard that goes along the bottom outside border of your roof and extends to the eaves. This is a dialog window which overlays the main content of the page. fascia. Use shingle underlayment felt conforming to ASTM D226 Type I, ASTM D4869 Type I, or ASTM D6757 (self-adhering polymer modified bitumen sheet underlayment should conform to ASTM D1970) or check roofing manufacturer's recommendations if delays are anticipated during construction. Go through the contract, check for an error, and then call and inquire about the gap. Notice that when the fascia is placed, the top edge of the fascia is even with the top of the sheathing.