3 you can see usually a light where floor of the attic, meet roof this is the light from soffit /fascia area. How do I fix the gap between my roof and fascia? First--you may get more responses to your question if you post under "Genral Discussion". Most roofs will be sheathed in plywood at least 3/8 inch thick. Your roof overhang should extend at least 3/4 to 1 inch beyond your roof to keep water from running inside your walls. For pitched roofs, wear skid-resistant shoes. Use galvanized roofing nails to nail the rafter extension to the old rafters. All Rights Reserved. However, the length of the hole in between should not be greater than a quarter inch. Staggering panels by at least two supports is recommended. Your roof sheathing should be the same level as your fascia board. The professional will use a sealant to fix the gap. I had a helluva time with a squirrel that got in here when the old fascia . The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. Do I need a gap between doorway framing and shelving? . Should I remove the gutters and replace the fascia? Start with the ice . The shingles or drip edge should extend beyond the outer face of the fascia an inch or two. 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. Pierce the seal of the tube with the tool in the caulking gun. #1 Home Improvement Retailer. The typical maximum overhang is 2 feet. View our Privacy Policy here. Failure to adhere to this code can result in a failure of a home inspection. Use temporary fasteners at corners if needed to square panel on framing. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The roof of a building adds value and shows individual personality,, Read More Why Dont Europeans Use Tar Shingles Roofs? it depends where the lights appear. With drip edge, the shingles should still extend out, but mainly for cosmetic reasons, to cover the drip edge. Leave the gutter for some minutes, allowing it to dry. Before the roofing job a bat remediation company had put some wire mesh in place. What is the maximum length of a roof overhang? But if an opening is more expansive than a quarter-inch, there might be a problem with the roofing. Densities are typically between 56 to 72 kg/m (3 to 4 lb./cu. Do not seal rotted wood. Leave a gap of -inch between the sheathing panels to allow the roof sheathing to expand and shrink during different weather. . To me where fascia and roof deck meet its not totally uncommon to have a bit of a gap like 1/8 to a 1/4 inch in some places. Measure the length of the gap and use the measurements to cut the size of wire mesh you need for the repair. The RSRS designation indicates the fastener is a ring shank roof sheathing nail. Warm the primary condensing surfaces, typically the interior faces of roof joists and roof sheathing. In this article, we will go over typically caulked areas on the exterior typical Northwest-style homes, and also areas that should never be sealed. Questions of a Do It Yourself nature should be submitted to our "DoItYourself.com Community Forums". This can be done with a straight piece of lumber (6 feet to 10 feet long) or a long carpenters level. Clearing the section will give you enough space to install the roof overhang. Replace the old shingles and sheathing or use new replacements to cover the open side of the roof. DoItYourself.com, founded in 1995, is the leading independent home improvement and repair website. The best installation method is to leave a gap between the drip edge and the fascia board, about the width of a finger. It is extremely important to have proper fastener spacing on all panels. The drainage channel between the roof deck and the fascia board improves water movement from the roof and prevents moisture damage. 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). Come join the discussion about the industry, safety, finishing, tools, machinery, projects, styles, scales, reviews, accessories, classifieds, and more! Install intermediate fasteners, starting at panel edge. This will protect a roof from most types of damage. Many do-it-yourselfers make this mistake before they even begin. Don't look at me. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction. It will ensure the roof sheathing lines up with the top of the fascia center. We have a black roof if that matters. He installs an ice barrier (aka ice-and-water membrane), then drip edge, then the roofingweaving in step-flashing between each course. There are gable vents. (Must Know), Roofing Companies That Offer Roof Certification (A 4-Minute Read), Metal Mesh in Drywall: All You Need To Know, Does Drywall Tape Need To Be Completely Covered? I doubt that that is the root of the problem though. Position the other to extend outward past the typical roof sheathing length. Sign up today! Metal Mesh in Drywall: All You Need To Know, Does Drywall Tape Need To Be Completely Covered? This way, air will enter the house, and rodents will also keep out of your home. However it should be covered with a material made of aluminum or vinyl with a type of screen to allow air to enter but keep small animals and rodents out. 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. The roof sheathing should be flush with the fascia. Allow the caulk to dry before you apply paint. Filling the gaps between your roofing and the walls is not difficult if you have the required tools. These distances may be increased if the manufacturer permits greater spacing based on wind load testing. That mesh can put when they were replacing plywood. Limit air leakage into the attic from conditioned space. Old roof removed, new felt laid, 3" snow! Become a GBA Prime member and get full access to GBA articles, enyclopedia, videos, CAD library, and more. However, if there is a space between the roof sheathing and the fascia, you might have to install a drip edge above the fascia to protect fascia from moisture. We can handle all of that for you. I think that this practice differs by region though. Once that is done, we will replace all insulation soiled by said pests. Drip edge installation might be an extra expense but can save you the cost of roofing repairs in the future. Rough carpentry isn't like cabinet making. However, installing the drip edge close to the fascia would lead to water leakage. Notice that when the fascia is placed, the top edge of the fascia is even with the top of the sheathing. (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. Shingles should also extend slightly over the inside gutter edge to allow runoff of water into the gutter. If the top chords of trusses or rafters are warped or bowed, install blocking to straighten. Drip edge flashing is a drainage channel between the fascia and the drip edge. More commonly, they are 36 inches wide or more. Furthermore, the 1x6 fascia board is not flush with the top of the 2x6 rafters, due to the angle cut of the rafter ends and the fact that the . 8 / 12. This how-to article is part of the Builder Tips series of publications from APA - The Engineered Wood Association. At intermediate supports, fasten panels 12 inches on center. You can include enclosed eaves by installing soffits underneath the overhang to wrap the overhang space. Copyright 1995-document.write(new Date().getFullYear()) MH Sub I, LLC dba Internet Brands. Sheet decking (also known as sheathing) is essentially flat sheets of wood, both of which come in two types: OSB and plywood. Fascia Boards are what hold your gutter system in place on your property. Caulk about 2 feet of the joint and stop to smooth the bead with your finger. Water often follows around your shingle edge and can wind up flowing down your fascia, behind your new roof and gutters. Im in zone 4a, approximately 1000 sq ft attic. Place the tube inside the caulking gun and attach the plunger. It is designed to protect the roof's sheathing from water damage caused by rain, snow, or ice being blown or rolling back beneath the edge of the shingles. The lack of spacing between the panels can cause buckling and extra roof replacement costs. Lorem ipsum dolor sit amet lorem ipsum dolor sit amet lorem ipsum dolor sit amet. Drip edge metal, valley flashing, dormer, chimney, and kickout flashing are types of roof flashing that shed water away from the connections between roofs, walls, chimneys, and other building assemblies roof valley flashing . Use colored caulk to match the current paint color if you are not repainting the fascia boards. Although, if it is a large gap, it can be dangerous to the house, as it will be susceptible to rodents and moisture. (Read This First)Continue, Gap Between Fascia and Plywood Roof Deck? Because the roof shingles only cover the gap, squirrels and other pests can wriggle under the shingles and slip right inside! Starting with how to place the first row of sheathing, we cover fastening methods, the use of H. I started my attic air sealing and insulating project this morning. Screws can be used for even greater withdrawal strength, but should be sized by the building designer. 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. I attached a picture. Part 5.6, Renovations and repair, discusses both interior and exterior retrofits, including the addition of a new roof. Install a drip edge to keep water from leaking into the sheathing. Roof sheathing (or roof decking) is one of those elements. If water gets behind that, it would mean the the dormer valley is leaking, Roofing Talk - Professional Roofing Contractors Forum. By the way, I am getting ready to put a new roof on before the gutters. Moreover, if you did not install a drip edge in your roofing, it could cause roof leakage. In the U.S., it is almost always composed of woodusually OSB (oriented strand board) or plywood. Safeguards your roof shingles from water damage, preventing damage to your shingles, fascia board, and roof sheathing. Does roof sheathing need to be staggered? There are some reasons why there are gaps between your roof and wall. . But if the roof is new, you should call your contractor to finish the job, especially if the job was incomplete. The roof sheathing comes down and ends on top of the 1 x fascia. 1. When you dont seal the gaps in your roof, it can lead to leaks or rodent infestation through cracks in your wall. Though it is uncommon, you should be concerned if the gap is more extensive than -inch. and kept back from the edge one truss spacing. It will also cause your roof shingles to warp. Part of me thinks this should be closed, if not for weather-proofing, then to keep insects from nesting in there. If asphalt shingles are installed over sheathing with gaps exceeding 1/4-inch, over time, these gaps may telegraph through and become visible. View more helpful strategies, here. As mentioned above, if light is getting in, water will get in as well. Space the fasteners a maximum of 16" (406mm) apart for horizontal siding panels, every 12" (305mm) for vertical siding panels, and every 8" to 12" (203mm to 305mm) for accessories. Gap between fascia and roof sheathing - need sealing? Often, there's old, hardened caulk where the two pieces overlap at the inside corner. The recommended maximum gap between roof sheathing boards for low-quality, 3-tab shingles is 1/4-inch. You can place the roof drip edge above the roofs cover, between the roof sheathing and the fascia. US Home Prices Could Fall 20% in a 2023 Correction, Experts Say, Some COVID-Era Workplace Practices Are Easing, But Others Are Here to Stay, Measurement Fails in Business, Part II: Real-World Examples and Solutions, Built to Rent Is Booming, But Operational Challenges Loom for This Housing Sector, Award-Winning Builder Talks Post-Pandemic Home Design in NAHB Podcast, TechShield Radiant Barrier Roof Sheathing, GAF Cornell ThermaCal Nail Base Roof Insulation Panels. "I have learned so much thanks to the searchable articles on the FHB website. (Beginners Guide)Continue, We all like vacations. (Explained), Or Drywall For Ceiling (All You Need To Know), How To Overlap Or Hang Drywall On 45-Degree Corner? Or should I install a drip edge (as there is not one at this point)? As long as the new drip edge covers the fascia gap by 3/4 of an inch or so, I wouldn't worry too much about the fascia gap. A gap between the roof sheathing and fascia looks bad and allows water to enter the fascia. Get home building tips, offers, and expert advice in your inbox. Jobsite Saw PRO has a wider table, a new dust-control port, and a more versatile fence, along with the same reliable safety mechanism included in all SawStop tablesaws. Both parts provide a finished look and keep bugs and critters out of your attic, while soffits also play an important role in ventilating the attic. Plywood boards and oriented strand boards (OSB) often expand or contract during slight changes in moisture content. However, if you space it wrongly, it can cause leakage in your home. My garage is the same - big 1 x 10 roofing boards and I stripped the old shingles off, put the adhesive membrane on top then shingles. Should there be a gap between roof sheathing and fascia? How do I prevent this? By Charles Owen-Jackson Shed trusses are no different from other kinds of roof trusses. Website operating problems contact Webmaster. 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. In view A, the sheathing is started flush with the tail cut of the rafters. On this roof, the minimum overlap specified by the manufacturer is 4 inches, and the recommended overlap is 6 1/2 inches. Staples are not recommended for roof sheathing attachment in high-wind areas. If there is a 1/8 gap between the plank decking and the bottom of the roof, roof decking must be replaced by 2021. Looks ok to me, would have used white step flashing on the outside of the fascia, tall enough to slip under the drip edge. Do not use silicone caulk if you are painting the fascia boards. How long can an overhang be? Water can also splash up from the interior of your gutters, constantly wetting your fascia. The drip edge ensures the protection of the sheathing and the facia. Shingle manufacturers specify a minimum overlap, usually in the range of 4 inches to 5 inches. 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. The drip edge doesn't just protect your shingles, it also helps protect your fascia board. Table R803.2.3.1 specifies the maximum fastener Existing insulation was R10 worth of black fiberglass between the rafters. (Things You Should Know)Continue, Knowing that knee walls are used to separate interior and exterior arrears in the attic is very important. Two popular sealants for this kind of project are caulk and expanding spray foam. 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. Also, consult your contractor to ensure you are on the right track. Without a drip edge, water may end up beneath the shingles and may cause damage to various parts of the home. It is not uncommon to have a gap between your roof sheathing and fascia. If you are applying the sealants yourself, avoid spraying the spray foam close to the lightbox and electric boxes. Measure 45-3/4 inch up the rafter from the cut end of the truss tail and draw a line along the trusses. As you can see in the photo, it is flush with the rafter ends and little support is provided for the drip edge. The gap between the fascia and the roof decking is common in most homes. How do I bridge this gap between drip edge and gutter. Roof sheathing overhang provides shelter for your building, protecting it from weather like rain and heat. F. Eave Drip Edges: Along all eves and rakes drip edges to be minimum 0.024" mill finish aluminum sheet, brake formed to provide 5" roof rack flange, and 1 1/2" fascia flange with 3/8" drip at lower edge. This won't delete the articles you've saved, just the list. Felt Underlayment: It is a waterproofing layer . When placing your fascia, ensure that the edge of the fascia board is at the same level as the sheathing. Ensure the overhang is less than two feet from the roof deck tail to stabilize it against the roof. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. When installing the drip edge, ensure it extends two inches over the fascia board. The soffit is the flat panel that covers the underside of the rafters between the back of the fascia and the outside of the house wall. Plank decking was the main type of decking used before the invention of plywood. Sounds like you definitely need to install some drip edge. Of course! This will mask surface imperfections and reduce the risk of shingle ridging. The roofer removed old roof on Thursday, put down new felt, but shingles didn't get delivered, and it snowed today (3"). We welcome your comments and suggestions. So seal the gaps in your fascia to prevent costly repairs later. Install eave drip edge flashings below underlayment and fasten to roof sheathing. (Lets See). Use the cutting tool on a caulking gun or a utility knife. Start at the end of a fascia board and caulk the corner edge where two boards meet. What would be wrong with putting the gutter right over the flashing that extends down the fascia and screwing the gutter through the flashing to the fascia. This type of decking is made up of elongated and rectangular . I have a 1 inch gap between my gutter and fascia. Roofing felt underlayment is well known for its effectiveness and efficacy in protecting the household from the elements. where its a shed its not really needed if you have soffit venting and a gable end vent. These, Read More Difference Between Terrace And Roof? How Far Should Roof Sheathing Overhang Fascia? There should never be holes in your roof decking, as they indicate a problem with both the shingles and the plywood sheathing. I can confidently The flashing was added after all the shingles were up so it's wedged between the fascia and the board behind the fascia and bends inward toward the wall sitting on top of . say that I expect to be a life-long subscriber." This will protect a roof from most types of damage. I'd bet a inadequate shingle overhang was the start of the prob, and no drip edge didn't help either. 5 Steps to Proper Roof Sheathing Installation Step 1: Always Check for a Level Nailing Surface. Position the ladder on firm, level ground. There are two types of plywood in the market: plywood meant for construction and plywood that carpenters use to make cabinets and other furniture. Ensure the drip edge extends over the fascia by one or two inches. 1. Fasteners should be 3/8 inch from panel ends and 3/8 inch from panel edges (see hints below). This procedure keeps internal stress from accumulating in panels. What kind of caulk to buy to seal exposed nails on flashing? Start by installing the drip edge flashing along the overhang, then lay your three-tab shingles on the roofs edge. 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. 3,870. For best appearance, use heavier weight shingles, or laminated or textured shingles. HousingHow Roofing Gap Between Fascia and Plywood Roof Deck? 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. Also, keep a finger width gap between the fascia and the drip edge. The gap is meant to help with airflow throughout the attic. You might remember me from such forums as "my flashing on my roof suck" :). The horizontal board enclosing the ends of the rafter projections (or tails) is normally referred to as the _____ board. The Best Technical and Innovative Podcasts you should Listen, Essay Writing Service: The Best Solution for Busy Students, 6 The Best Alternatives for WhatsApp for Android, The Best Solar Street Light Manufacturers Across the World, Ultimate packing list while travelling with your dog. Avoid standing between framing, which can induce panel deflection. Gordon from Jacksonville Fl. You may know the gap between the fascia board and the roof sheathing as a carpenter or builder. Warping will eventually lead to cracking shingles which can expose your roofing to more damage from water and moisture. If they were added late (after the last re-roof), the shingles would likely have fallen short. A forum community dedicated to professional roofers and enthusiasts. Then keep the fascia board in place until the edge of the speed square aligns with the center of the fascia board. Sep 14, 2013. the gap should only be about 1 1/2" on each side. The shingles should also overhang the drip edge 3 . 3. This gap is caused when roof decking is stopped too short and is not flush with the fascia. At the transition point between the overhang and the posts the roofline, the fascia brings more attention to the area. (Beginners Guide)Continue, A roof protects your home from the sun and the rain, so youll want to keep it around, right? 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. 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. The tools needed are: Below are the steps you can take to seal the gap between your wall and the roof. Although the dimensions of metal roofs can vary depending on the material the panels are made from, both metals are shaped into two, They can make the overhang of the main roof wide enough to protect them They can integrate a gable roof overhang or roof crickets with the main roof to protect them They can attach a smaller roof to the wall above every door or window They can create a recessed entry, in which doors are set back from the exterior plane of the wall. your inbox. This wall has 4 inches of foil-faced polyisocyanurate insulating sheathing installed over a 2x6 wood frame wall. If the workspace you need from the attic is not enough for you after removing the fascia, you may have to remove the three-tab shingles and roof sheathing from the lower end of the work area. The Fora platform includes forum software by XenForo. The roof drip edge should extend one to two inches over the fascia to protect it from moisture. Youve read 2 premium stories this month. The 10-in. Dec 9, 2009. If asphalt shingles are installed over sheathing . This is a gap between the fascia board (where the gutter is hung) and roof decking. Ensure the rafter tail measurement is thrice the overhang length that you need. . 2023 The Taunton Press, Inc. All rights reserved. Place your ladder against your fascia board to access it. The steam effect will then cause just a side of the wood to dry, retaining moisture and leading to wood defects. On panels with a screened surface or skid-resistant coating, install panels with the non-skid surface up. Gap between floor boards and foundation. Well in order to clear this up, the minimum you can do per code is; " R905.2.8.3 Sidewall flashing. These mold growths can leave dirty brown, black stains on your walls. Also consider panel edge clips, or panels with tongue-and-groove edges. 4. If water leaks into the exterior walls of your home, it will cause damage that will not be visible right away. Scope. 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. This is a gap between the fascia board (where the gutter is hung) and . Does the gutter go under or over the flashing. Thanks for the follow-up response. Installing a drip edge may not seem necessary until you encounter damage from leaks on your roof. When purchasing the caulk, it would be preferable to buy a colored caulk with the same color as your fascia. Your roofing sheathing should be flush with the fascia board to keep the fascia from rotting due to constant water contact. Set a ladder up to gain access to the fascia boards. (Explained), Or Drywall For Ceiling (All You Need To Know), How To Overlap Or Hang Drywall On 45-Degree Corner? Directs water flow away from your fascia board and decreases the risk of rotting. Place the rafter tails against the old rafters such that of the new rafter extension overlaps the existing rafters. For a better experience, please enable JavaScript in your browser before proceeding. Protects the roofline against rotting from winter weather like ice and snow. Some of these factors include: After considering the factors, inspect the roofing thoroughly and choose a solution that fits it. In size, plywood sheathing comes in a four by 8 feet board or panel and ranges in thickness of ", ," and .". Moreover, the air and moisture from the gaps can increase the humidity in the house, which will reduce the insulation. Inspect the fascia boards for damaged areas. However, if there is a small gap already, it is harmless. Pro Builder is an advertisting supported site and we noticed you have ad-blocking enabled in your browser. This fascia board completely frames out the roof overhang of this small front porch. The existing space between the ceiling and roof can be dense-packed with cellulose or glass fibre loose-fill insulation by a contractor. How Do You Fill the Gap Between Fascia and Roof? To keep water and rodents out of your home, seal the gaps between your fascia using a caulking gun and some waterproof caulk. Ice and water shield on top, and on that one a metal roof. If you space the fascia level wrongly, it can lead to further problems like leakages in your roofing. The flashing shall be a minimum of 4 inches (102 mm) high and 4 inches (102 mm) wide. All information is provided "AS IS." The shingles should also overhang the drip edge 38 to 1/2 an inch. If water gets trapped behind the exterior walls, it can cause structural damage that you won't see right away. A minimum net free ventilation area of 960 square inches Step 3: What kind of roofing do you use for rafters? Ensure to check around your house to seal all the gaps between your roof and the walls. 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. The cost of building a rooftop deck garage can vary greatly depending on what exactly you need and which contractors you hire, Read More Cost To Build Garage With Rooftop Deck? I've recently noticed that when there is a heavy rain I can see water dripping f Roofing, Gutters and All Waterproofing Anywhere. Trusses or rafters should be shimmed as necessary to provide a level nailing surface. It is not unnatural to see a space between the fascia board and the sheathing. Position a speed square on the rafter edge. Numbers do, in fact, lie. (Lets See), Does Roofing Felt Leak? ft.). (Explained), Uneven Transition Between Cement Board And Drywall, Drywall Anchor Keeps Breaking (Causes & Fixes), It prevents rodents and insects from entering the gap between the. You need to know about the types of roof decking, the cost, and more. My plan was to install baffles for future soffit vents (house has gable vents only). 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. Though it is expensive, it can save you lots of money in the long run. Therefore, instead of sealing it, use a wire mesh to cover it. Answer (1 of 6): The way we always do it is to install the fascia first. 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. Fascia and soffit are installed after the roof installation is finished. Some gaps between your roof and the wall might be there for ventilation. Live from the International Builders' Show, Josh Salinger discusses keeping water out of basements with this membrane from Delta-MS. This is a dialog window which overlays the main content of the page. In view B, the sheathing overlaps the tail end of the rafter by the thickness of the fascia material. However, do not use a silicone caulk if you have not painted your fascia yet. Here are some of the tools you would need: What Happens When You Dont Seal Large Gaps in Your Roof? Insert the tube into the caulking gun and push the plunger in. Hard to tell how large the gap is but its probably 1/2 or less. Do not vent exhaust air directly into roof cavity or attic. (Read This First). 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.

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