They made it simple when it came to dealing with the insurance company! Can something like expanding foam sealant be used to fill the gap. I feel in case the shingles are blown up I will have a leaking roof and will only know it when I see damage in the ceiling below it. I would just leave it. However, there is still a possibility of embers igniting at timber junction points. ROOF COLOR IMPACT ON CONDENSATION IN ROOF SYSTEMS TAB-C-2013-20 Doc Type: .pdf Seam Cleaning Thermoplastic Membranes TAB-C-2017-43 Doc Type: .pdf Seam Probing Thermoplastic Membranes TAB-C-2017-42 Doc Type: .pdf Single-Ply Perimeter-Corner Picture Frame Attachment TAB-C-2012-12 Doc Type: .pdf If asphalt shingles are installed over sheathing with gaps exceeding 1/4-inch, over time, these gaps may telegraph through and become visible. Heavier underlayment can be deployed, but over … When there are no gaps between the boards, this moisture remains trapped which can lead to issues like rot and mold. Typically, plank decking I am finally installing the composite decking without a tried and true design. Typically, plank decking. Check that decking is spaced at around 2 – 4mm; gaps of 5 – 10mm have been shown to be particularly vulnerable to ember attack. My new roof was completed super quick and with quality workmanship. Display posts from previous: All postsLast dayLast 7 daysLast 2 weeksLast monthLast 3 months6 MonthsLast year, Sort by AuthorPost time For metal roofing Matt Risenger recommends a solid roof deck covered with impermeable peel and stick membrane. The existing decking was comprised of 1x6 boards not sheathing. For users logging in via Facebook. AVOID WATER POOLING. For more information on any of your roofing, siding, or gutter needs, contact Roof Worx your Denver roofing experts at (303) 353-1825. This is the material that your roofing shingles are nailed to. Decked areas, no matter how big or small need care and maintenance to keep them in tip top condition An experienced inspector, like our Haag Certified Inspectors consider many factors when inspecting a roof as it relates to potential decking issues. 1. Colorado Springs, CO 80829. My wife loves the … This feature lets you quickly set up alerts based on keywords you specify. The current vendor of the house claims that the reason for the gaps in the roofing (visible from inside the atic), is that it is a 'breathing roof'. How to Seal Fascia Gaps in a Roof. This roof had a history of wind removing shingles. Applies to panels 24 inches or wider. 5. 100A Battery Load Tester $13.65 **HOT**, [Public Mobile] For buildings where likely users include children under 5 years of age, regulations state that there should not be gaps in balustrades which permit a sphere of 100mm to pass through (this does not apply to the triangle formed by the tread and riser, except in dwellings and flats). PH: (303) 353-1825, Roof Worx Loveland On top of this he suggests two options. They also look for evidence of plank or spaced decking from open soffit areas, or in some cases completing an inspection of the attic space to determine what type of roof decking exists. He was recommended by my insurance agent as someone proficient in their requirements, and he proved that to be true which didn't cause any unnecessary delays. Homes with solid roof decking are commonly found in newer housing developments such as some of the ones in Highlands Ranch, Commerce City, Superior, Broomfield, Thornton and Castle Rock. Vincent was very responsive and prompt with his service. Skip-sheeting, or spaced sheathing, is just as it sounds: sheathing with gaps between. (Terms of Use, Privacy Policy, Manage Consent Do Not Sell My Data), Hello, Today when I was in attic saw gaps between roof sheathing (pic attached). From start to finish Roof Worx delivered on customer service, quality materials, and great crew workers. Although covered by a layer of shingles this gap extends the full roof line of your home and is an ideal place for wildlife, specifically squirrels, to enter. You must gap Trex®decking, both end-to-end and width-to-width. The gap should be covered by ridge vent to allow heat and moisture to escape. If you have ever heard the old adage “the basis of a good home is a strong foundation”, that also applies to your roof system. ICC Digital Codes is the largest provider of model codes, custom codes and standards used worldwide to construct safe, sustainable, affordable and resilient structures. material is either 1”x6” or 1”x8” lumber. AscendingDescending, Powered by phpBB ® Forum Software © phpBB Limited, Copyright © 2000 – 2021 RedFlagDeals.com. https://www.mcilvain.com/news/what-size-gap-should-i-use-between-my-decking RedFlagDeals for iOS and Android makes it easy to stay on top of the latest Canadian deals, flyers and freebies from wherever you are! Roof Worx, Thornton, Colorado. The roof decking is the layer of plywood or O.S.B. Fort Collins, CO, 80525, Roof Worx Colorado Springs I already had issues with blown shingles and roof leaking last week which was detected only after I spotted the water damage in the ceiling below. For SI: 1 inch = 25.4 mm, 1 pound per square foot = 0.0479 kN/m 2.. The fall can also be produced by proprietary decking or insulation products which are produced ready-cut to a suitable fall. gap is present between planks, there is a 9.4% chance that any random nail will occur in a joint opening; where joints are ¾ in. Sometimes there are large gaps between the boards and a layer of OSB or plywood is placed over the existing sheathing. The gaps are there for expansion and contraction. Figure 8 – Wide decking gaps are problematic for reroofing projects. If asphalt shingles are installed over sheathing with gaps exceeding 1/4-inch, over time, these gaps may telegraph through and become visible. nailed to the trusses or rafters. In the U.S., roof sheathing is almost always composed of wood—usually OSB (oriented strand board) or plywood. The framing of your roof holds the decking up, but in a sense, the decking is your roof. It took some time for the insurance claim adjuster to complete the process, but once this done, Roof Worx was actually able to get us scheduled fairly quickly. The occurrence of wide gaps will require a judgment call regarding the proper course of action (Figure 11). 4. Gaps in the roof pose a high risk for ember penetration. Thanks a lot! He was extremely knowledgeable in regard to product, process, and he answered any questions or concerns I had. Cleared a lot of my doubts. I wouldn't screw anything in OP in case you go through the OSB and hit the shingle and cause more damage than benefit. What Are the Different Types of Tile Roofs? There are several types of flat roof construction, typically, these are: This type of decking is identified by boards running horizontal to the rafters with a 4”-6” space between them. In average New Zealand climatic conditions, Kiln Dried (KD) decking will expand slightly. Note that if deck planks are 6 in. Sign up now. IPhone SE 64GB 2020 $499.99, [Dell] The entire roof work was done within one hot-day (sunny and above 90 degrees). Gapping also allows for the shrinkage of the wood joist system. Most manufacturers’ installation instructions only allow a maximum 6 inch deck board. When decking up to buildings or door sills, install the joist structure and deck boards so they are clear of the building by at least 10mm and always below the damp course. This type of substrate creates an excellent surface for properly nailing shingles. If you lose shingles The wood is not waterproof anyways. Perfectly normal to see a slight gap depending how straight the OSB edges are cut. Roof Worx was a pleasure to work with. Gaps that were initially present may have closed due to normal moisture-related expansion. Thank you so much! 1. SPACED OR SKIP DECKING – Many older homes in older neighborhoods may have spaced or skip decking. Spacing on a deck refers to the small edge-to-edge gap between decking boards, not the ends of the boards. Don't have an account? Leaks around deteriorated flashing are the most common. We have a number of loft boards to choose from to create your boarded loft, from OSB board to moisture-resistant chipboard, general-purpose hardwood plywood and more. This is typical decking found on homes that originally had cedar or wood shakes installed. After further inspection it was discovered that the shingles were blowing off from the roof due to large gaps in the roof decking boards. I would certainly recommend Roof Worx. 12301 Grant St #130 Thornton, CO, 80241 It’s a crucial part of your home that can get ignored by price-cutting roofers, ... More often, the boards have large gaps between them that cause problems when installing shingles. What is Best For Your Home, Historic Roof Restoration: What to Expect. 4. All rights reserved. » Note, Trex fascia has to be gapped width-to-width and end-to-end the same as Trex decking. Another benefit to proper deck board spacing is that the spaces help make it easier to sweep away debris from the surface of the decking. 3. material is either 1”x6” or 1”x8” lumber. During the tear off process of a re-roof project, our project managers and crew are well trained to identify any potential issues with the roof decking such as delaminated or deteriorated decking which would require replacement in order to provide a proper nailing surface. HardieDeck™ decking satisfies this requirement – the specially designed fast-track system ensures that there are no gaps between boards. The crew was on time, efficient and did a great job in one day. Serving the entire Front Range communities from Ft. Collins to Colorado Springs, your local Denver roofing contractor, Roof Worx can assist you with all of your roofing needs. Again, if this type of decking is discovered during the tear off of the roof shingles, a thorough inspection must be made to make sure that it is in good overall condition and that the gaps between the individual boards does not exceed ¼” to ½”. Fascia boards attach to rafter ends along the roof line. 3. The roof decking is left slightly shorter than the rafter ends creating a gap between the roof and the gutter. Public Mobile limited offer $5 off Canada wide plans, [Microsoft Store] Thanks, The important thing is that you dont see sunlight. I feel if the shingles are torn then the roof might leak from this gap. Roof Worx encounters this type of roof decking on a regular basis and knows what to look for and what local building officials require. Alex & Alex (yes, there are two) were on-site and made sure the project went off without a hitch. Our team of expert professionals can make sure that your new roof is expertly installed from a solid foundation through the finished product. PLANK DECKING – In older homes, plank decking may have been used for the roof decking (substrate). Join the conversation with thousands of savvy shoppers in Canada’s largest online forum. Roof decking or sheathing is the lumber that is attached to the roof trusses of your home. This feature lets you determine how good a deal you are getting on toilet paper purchases. 2. Each decking species will have different movement properties, but let’s use Ipe as an example. Acer Spin 5 2-in-1 PC 13.5-inch 2256 x 1504 touchscreen • Intel Core i5-1035G4 • 16GB memory/512GB SSD $799. Woodwool Slab. Loveland, CO 80537, Roof Worx Fort Collins The Inspector told the guy that it could pass if he blocked the gaps on the entire roof deck. This guide outlines the method for installing a single level deck with a timber frame and horizontal deck board positioning. under 18% moisture content) decking will need extra spacing or gaps, to allow for expansion as the decking takes in ambient moisture. Pros and Cons of Impact-Resistant Shingles: Is a Hail-Resistant Roof Worth It? Even if it looks like there are no gaps. 228 Meadowview Dr, The combined layers would be too heavy for the roof structure, a problem in areas with heavy annual snowfall and when very heavy shingles (300+ pounds per square) are used; Roof Deck Repair Considerations. I appreciated their attention to detail and the fact that, unlike some of my neighbors who used other contractors, the roof passed inspection by the city on the first attempt. Locate nails that hold shingles in place by lifting up on the end shingle above the one you plan to remove. wide and a 5⁄8-in. I do not yet know how it will be fastened; screws or foam adhesive. Boarding a loft is a process that is relatively simple, so it can be done by a homeowner or DIYer to keep costs down. wide, there is an 11.1% chance for nails in a gap. Roof decking serves several important purposes, including but not limited to: Supporting Shingles: Asphalt shingles are heavier than you might expect, with a single shingle weighing in at 2.5lbs. I have never seen gaps this large between sheathing. In addition, there are other layers between the shingles and decking, such as tar paper or felt. Traditionally, skip-sheathing consists of 1 inch by 4 inch boards nailed to the rafters with gaps between the boards. [Simply Computing] Usually occurring in older structures, the gaps can create fastening problems (i.e., greater likelihood for nails to occur in the plank joints). The thickness of your roof decking is one of the vital factors to consider before installing a new roof. Often found in older structures (Figure 8), the wide decking gaps create the likelihood for nails to occur in plank joints. First of all, all agree that theinstallation of a roof with ripples/bumps is defective. Without a good, solid roof deck in which to nail the shingles, problems are sure to arise when the first big windstorm occurs. Read on for expert advice about getting timber decking back into tip-top condition for a long, hot, lazy summer of alfresco fun. Remove leaves and twigs from the roof and gutters. Denver Roofing Repair – Improper Step Flashing. Ridge vent has a solid top and vents on the side. He's told us that the gaps are required to prevent condensation or any adverse impact to the timber within. The H clips are there because your roof moves a TONNE in summer vs winter. Remove the shingles over the area of the rotted roof decking identified previously. They also only allow gaps up to a ¼ inch, with some only allowing as little as ⅛ inch. 2. Roof sheathing (or decking) is one of those elements. It is difficult to keep checking in the attic or check roof! The shingles stop the rain not the wood. This is down to your planning and preparation of the joist perimeter structure. A quality re-roof begins with a solid foundation which is the roof decking. Often, a 4x8 sheet of plywood or OSB is marked "sized for spacing," meaning the sheet is one-eighth of an inch short of 8 feet to account for the recommended one-eighth of an inch gap between ends to allow for heat expansion. If you suspect you have damaged or missing shingles, call a roofer to repair, Hi, I was wondering should I fill the gap with some sealant / caulking or any other roofing product. This was for a hail damaged roof. KD (i.e. There isn't anything that will work like that, and whatever you try to fill in the gaps with will eventually crumble out because the boards move somewhat. Typically, if new substrate is required, it is simply installed over the existing spaced decking. This will allow for any expansion. The issue, Guertin explains, is the gaps between boards. Thanks, so there is no solution for this except for checking the attic frequently. Thanks! We have extra roof venting due to a whole-house fan and they did a great job accommodating this additional venting and making it look seamless. © 2018 Roof Worx – Privacy Policy – iXtool – Powered by JEMSU, Roof Worx Corporate Headquarters Concrete decks should only be covered by non-bonded or partially bonded roof coverings. But how do you board If laid too closely the … Woodwool slabs are a rigid timber and cement based panels, which can be reinforced if long spans are required. Gapping is necessary for drainage and the slight thermal expansion and contraction of Trex decking boards. This provides a path to exit for any leaks thru the metal roof, but provides little ventilation beneath the metal roofing. Dimensional lumber is allowed as sheathing. I am first time home owner and hardly have any knowledge regarding this. OSB is lightweight, relatively inexpensive, and strong enough to resist bending or breaking should someone walk on the roof. One is a layer of plastic fiber mesh about 1/4" thick. Is it supposed to be like this? On older homes, planks were often spaced for wood or slate roofs with wider exposures than the standard 5-inch tab on asphalt shingles. It is still acceptable to use this type of substrate if new wood shakes are being installed, however, if the re-roof is going to be made with any type of asphalt shingle product, the substrate must be new solid sheathing consisting of either OSB or plywood. Please advice. Tile Roofs or Asphalt Shingles? The wood OSB isnt waterproof anyway, so I wouldnt worry about it for water, and its not big enough for a raccoon to get in. If you are able, a picture would clear things up. This sheathing is typically ½” to 1” CDX plywood or OSB (Oriented Strand Board) and comes in 4’x8’ sheets. The decking on your roof has, or should have, a gap at the peak. If the flatness of sheathing or flooring panels is acceptable, APA would generally recommend that any finish flooring, siding or roofing be installed as planned regardless of whether gaps are present. The ends of both plywood and OSB should be gapped, though it's more critical with OSB. 155 E Boardwalk Dr If you don't seal them properly, water can run off the roof and into your home. Gaps that were initially present may have closed due to normal moisture-related expansion. SOLID SHEATHING – Most new homes built after the mid to late 80’s typically have solid roof sheathing. The recommended maximum gap between roof sheathing boards for low-quality, 3-tab shingles is 1/4-inch. 2. In addition, many building departments have very specific requirements concerning the gap between planks in order to allow a new roof to be installed over plank decking. It's important to know what kind of a substrate is underneath the wood shakes before removing. AURORA R10 - Ryzen 5600x & 3060Ti - $1676 (10% Coupon + 2% Rakuten), [Princess Auto] Mark Wilson was my project manager and my initial contact with the company. Incidental roof leaks, particularly ones that go unnoticed, can delaminate plywood sheathing or cause OSB to swell. The gaps between the roof sheathing are up to 3/4". Again, if this type of decking is discovered during the tear off of the roof shingles, a thorough inspection must be made to make sure that it is in good overall condition and that the gaps between the individual boards does not exceed ¼” to ½”. Learn everything you need to know. While this gap is fairly small, it is still a crucial component to any good deck. You will have to provide the correct code documentation along with the photos to back th The worst cases result in patches of rot. Mark then followed up to ensure my satisfaction. This will shorten roof's life. If the flatness of sheathing or flooring panels is acceptable, APA would generally recommend that any finish flooring, siding or roofing be installed as planned regardless of whether gaps are present. Is it normal - Gaps in roof sheathing visible from attic ? The dimensions were such that we either had to leave a 5 1/2" board out that caused a .3" gap or pinch them together where there is no gap at all. There are basically (3) types of common roof decking. Thanks. That is a huge surface subject to a lot of seasonal movement from 50 degrees Celsius down to -30. As your Denver roofing company who specializes in re-roofing, one of the structural components of your roof system that Roof Worx, located in Thornton, Colorado, thoroughly inspects is your roof decking. The recommended maximum gap between roof sheathing boards for low-quality, 3-tab shingles is 1/4-inch. The entire roof deck is relatively uniform, where you can step on any part of it without slipping through spaces. Are there any other negative impacts? Most shingle manufacturers do not warrant their product if it is installed on planks that exceed 1”x6” or have gaps in excess of ¼”. Although we are fortunate to not need his services currently, we would highly recommend and utilize in the future. The guy walked and forfeited his last check rather than block the decking. The ridge vent can be covered with cap shingles that won’t block the vent opening. STEP 3. I am pretty sure the decking was properly installed (properly fastened with proper gaps, etc.). Barry and the rest of the team from Roof Worx were great to work with. Makes for Easier Cleaning. Notice the metal H clips is what help keep the edges together. Without the right deck spacing, the boards may expand, cup, and buckle out of place. The roof will be a concrete tile roof. That's totally normal and nothing to worry about. I was asked to go do the follow-up which included blocking the decking. If your wooden decking is slippery, blackened, faded, dirty, warped or marred by unsightly gaps, all is not lost. 1.3: Fire-Retardant Sheathing ; Floor and roof sheathing conforming with this table shall be deemed to meet the design criteria of Section 2304.7.