Have our wildlife experts come out and conduct a full exclusion of the pests. If no drip edge, the shingles at that point should at least be doubled (for stiffness and to prevent water from flowing through the slots between tabs). As mentioned above, if light is getting in, water will get in as well. A roof system consists of several elements working together to protect the home. There should never be holes in your roof decking, as they indicate a problem with both the shingles and the plywood sheathing. How to Install Sub-Fascia and Roof Sheathing - Pole Barn Shop Build Part 11 Country Family Homestead 13.9K subscribers Subscribe 260 36K views 3 years ago In this video I trim my truss tails. Roof overhangs can extend farther than 2 feet, but beyond this length, they begin to lose structural integrity and require external supports. Questions of a Do It Yourself nature should be submitted to our "DoItYourself.com Community Forums". 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. In the U.S., it is almost always composed of woodusually OSB (oriented strand board) or plywood. The gap is meant to help with airflow throughout the attic. your inbox. I have searched the internet and get conflicting information. Hey all, I installed this new piece of fascia that I cut to size to match the original, but there's around a 1/2" gap between the fascia and the roof deck. Use materials in the roof assembly that can safely store water, like solid wood, treated cellulose, and plywood. There is really no way to prevent this. I had a helluva time with a squirrel that got in here when the old fascia . The drip edge flashing is non-corroding moisture protecting metal you can attach to your roofs edge to serve as water drainage for your roof. There are two types of plywood in the market: plywood meant for construction and plywood that carpenters use to make cabinets and other furniture. On this roof, the minimum overlap specified by the manufacturer is 4 inches, and the recommended overlap is 6 1/2 inches. 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. A gap between the fascia and plywood roof deck is unnecessary. How do I bridge this gap between drip edge and gutter. I think that this practice differs by region though. I appreciate your advice. My question is, what kind of caulk should I buy to seal all these exposed nails that are already rusting? Continue caulking until the entire fascia board has been sealed. If water leaks into the exterior walls of your home, it will cause damage that will not be visible right away. Roofing felt underlayment is well known for its effectiveness and efficacy in protecting the household from the elements. There are gable vents. There are two types of sealants you can use to prevent leakage. I've recently noticed that when there is a heavy rain I can see water dripping f Roofing, Gutters and All Waterproofing Anywhere. Screws can be used for even greater withdrawal strength, but should be sized by the building designer. I think that this practice differs by region though. Doing some looking around for the source, I noticed that the fascia board does not meet the end of the roof sheathing at the end of the rafters. Filling the gaps between your roofing and the walls is not difficult if you have the required tools. Make Your Rsum Shine With These Tips, Better Attic Insulation: Simple Solutions for 4 Common Problem Areas, Here Are the Winners of the 2023 NAHB Student Competition. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. Begin by removing the shingles down to the wood sheathing and slip a strip of adhesive ice-and-water barrier (available where roofing repair products are sold) under the soffit/main roof joint. This how-to article is part of the Builder Tips series of publications from APA - The Engineered Wood Association. Also, consult your contractor to ensure you are on the right track. Use a screw gun to nail the fascia board in place. I am replacing my exterior crown moldling with fascia board to provide a flat surface for gutters, which are not on the house at present. These constant leaks could discolor your walls, leaving permanent stains. Position a speed square on the rafter edge. sheathing thickness is greater than 15/32 inches, roof sheathing is required to be fastened with ASTM F1667 RSRS-03 (2 " 0.131") nails or ASTM F1667 RSRS-04 (3" 0.120") nails. Hold a speed square or something similar on top of the rafter/truss tail. The recommended maximum gap between roof sheathing boards for low-quality, 3-tab shingles is 1/4-inch. Get home building tips, offers, and expert advice in your inbox. Should there be a gap between roof sheathing and fascia? Typical Life Span of a Copper Roof By Lewis Doe It's one of the most durable exterior materials. This indicates the upper edge of the first row of roof sheathingleaving enough overhang that the subfascia and fascia will tuck neatly underneath when the time comes. Furnish in 8' or 10' lengths. I believe the leak to be water flowing off the shingles and behind the fascia. Gap Between Roof Sheathing and Fascia If you did not install a drip edge flashing between your roof sheathing and the fascia board on your roof, then you should cover any gaps between your roof deck and the fascia board. This feature has been temporarily disabled during the beta site preview. generally you need some ventilation in the roof it takes care of condensation. According to the American Plywood Association (APA), give a -inch to -inch spacing between your sheathing panel edge and the joint ends. In a recent discussion with our local fire department, the fire inspector specifically noted that gaps associated with soffits, gables, and roofing are a serious fire hazard - anything that allows embers to enter your attic. This number can vary according to personal preference but you need at least 1 of overhang. Water can also splash up from the interior of your gutters, constantly wetting your fascia. The roof of a building adds value and shows individual personality,, Read More Why Dont Europeans Use Tar Shingles Roofs? Check building code requirements for installation of panel edge clips. ft.). Built on the Genesis Framework. If you continue to use this site we will assume that you are happy with it. Solid Decking: A composite decking made of solid materials. For pitched roofs, wear skid-resistant shoes. Rough carpentry isn't like cabinet making. On the other hand, the spray foams are for smaller gaps of about six inches. Also, keep a finger width gap between the fascia and the drip edge. The two types of roof decking. I doubt that that is the root of the problem though. the application of sheathing at the roof eaves. Once you notice the gap, you can seal it with a caulking gun or install a drip edge if you cannot secure it with caulk. Do not vent exhaust air directly into roof cavity or attic. If water gets trapped behind the exterior walls, it can cause structural damage that you won't see right away. Personally, I am a BIG BIG fan of Renovation and Rehabilitation as opposed to Remodeling. Before the roofing job a bat remediation company had put some wire mesh in place. That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. You might remember me from such forums as "my flashing on my roof suck" :). I did not want to use gutter brackets and attach to the crown molding. All spaces between your roof and walls must be properly sealed. Keep spreading the caulk to the gap, and remember to smoothen it. The rafters and trusses are connected to the ridge board for a cohesive framework. 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. What kind of caulk to buy to seal exposed nails on flashing? Roof sheathing (or roof decking) is one of those elements. Finish your roofline and protect the fascia board with the Amerimax Home Products 10 ft. Musket Brown Aluminum Roof Apron Flashing. The lack of spacing between the panels can cause buckling and extra roof replacement costs. Looks ok to me, would have used white step flashing on the outside of the fascia, tall enough to slip under the drip edge. Does the gutter go under or over the flashing. The RSRS designation indicates the fastener is a ring shank roof sheathing nail. I just had my roof redone and asked if there was anyway to close up these gaps between the fascia and lower roof and soffit and roof due to bat intrusion in the past. Does roof sheathing need to be staggered? The shingles should also overhang the drip edge 3 . How do I fix the gap between my roof and fascia? Im in zone 4a, approximately 1000 sq ft attic. If you are applying the sealants yourself, avoid spraying the spray foam close to the lightbox and electric boxes. Large Gap Between Wall Sheathing Panels OK? Note that silicone caulks are water-proof sealants and are best for exterior application. If this is an old house (built before roughly 1955, depending on region of the country) it may have originally been built without fascia, and with open soffits. It seems like this gap is somewhat normal based on internet searches. (and scroll down to see more details on each, with installation hints and tips, below), Step 1: Check the nailing surface is level, Step 2: Ventilate the roof according to current building codes, Step 3: Properly fasten panels (includingfastening and spacing hints), Step 4: Cover roof sheathing with shingle underlayment felt, Step 5: Install shingles according to manufacturer recommendations. View our Privacy Policy here. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. A minimum net free ventilation area of 960 square inches Step 3: What kind of roofing do you use for rafters? 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. 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. A minimum net free ventilation area of 960 square inches for each 1,000 square feet (1/150th) of the ceiling area is required. View more helpful strategies, here. If you notice that it is more expansive, replace the fascia and install a drip edge if you did not install one before. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. This means we will identify all current and potential points of entry. This will mask surface imperfections and reduce the risk of shingle ridging. In view B, the sheathing overlaps the tail end of the rafter by the thickness of the fascia material. A metal drip edge will help protect the sheathing under the roof, but if it's installed too closely to the fascia board, it can still cause water to be drawn into the fascia. The drip edge doesn't just protect your shingles, it also helps protect your fascia board. The roof sheathing should be right on the fascia, without going an inch beyond it. The drip edge is better, since it wraps around the top of the fascia and will prevent water from wicking back behind the fascia. How Far Should Roof Sheathing Overhang Fascia? Use the cutting tool on a caulking gun or a utility knife. The shingles should also overhang the drip edge 38 to 1/2 an inch. As a result, the drainage improves water flow and protects the roof from potential water damage. Gap between floor boards and foundation. For instance, the builders gap is necessary for roofing. Part 5.6, Renovations and repair, discusses both interior and exterior retrofits, including the addition of a new roof.