At the end of the ridge, they remove the top layer from the second-to-last cap and nail it in place. Step 3. 1:09. The original Cobra ® Ridge Vent, protecting millions of homes, comes on a mesh roll for fast and easy installation with no complicated fitting, wrapping, nail gun adapters, connectors, or end-plugs needed. This models is quite popular with home owners, which means that the vent does what it claims to do. Step 2. HomeSafe. The ridge cap used on this roof comes in 3-ft. shingles which are perforated to be broken into 12-in. A premium rigid-style vent with 3” (76 mm) ring shank nails that helps exhaust heat and moisture from your attic (Available in warmer climates). That puts our first cap against the side of the house. When installed as part of a properly balanced attic ventilation system, GAF Cobra® Exhaust Vent is a shingle-over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic. Help protect your roof system from premature deterioration by installing a properly balanced attic ventilation system consisting of Cobra® Rigid Vent 3™ at the ridge and adequate intake ventilation at or near the soffit areas of your roof. in. ®How: Divide the square inches of NFA needed at the ridge by the NFA of the Cobra Exhaust Vent ®(Cobra Exhaust Vent is 16.9 sq. Removing Cap Shingles. Gable vents rarely act as an effective ventilation system on their own, and ridge vent installation will improve energy efficiency. © 2021 The Taunton Press, Inc. All rights reserved. Using a circular saw with a carbide-tip blade, one of the roofers plunges the saw into the ridge at the ends and then follows the chalk line. Learn More. 1Lifetime refers to the length of a warranty coverage provided and means as long as the original individual owner(s) of a single-family detached residence [or the eligible second owner(s)] owns the property where the qualifying GAF products are installed. Darby Kyle . If you really want a high quality vent that will serve you for years to come, the GAF Cobra Exhaust Vent is one of the best options. Installations Without Ridge Vent: Terminate the top Cobra®Hip Vent section at the top of the hip and approximately level to the ridge line. When you install any GAF Lifetime Shingle and at least 3 qualifying GAF accessories, you'll automatically get a Lifetime limited warranty on your shingles and all qualifying GAF accessories*. Get an overview of the entire process before watching our how-to series on re-roofing an existing building. Now they are ready for the ridge vent.The fiberous material allows hot air to escape the attic and prevents water and insects from getting in. Visit gaf.com/LRS for qualifying GAF products. Eval. Complete replacement may be over $1,000 on some roofing types. Find a GAF certified contractor near you. of Ins. Dryer Vent Cleaning - Typical Dryer Vent Installation. Become a member and get unlimited site access, including the Read your product instructions for cutting … Installing a ridge vent without touching the rest of the roof will cost about $400 to $500. He stops the cut 6 inches short of the roof edge, as recommended by the ridge-vent manufacturer’s instructions. For installations not eligible for the GAF Roofing System Limited Warranty, see the GAF Shingle & Accessory Limited Warranty. squares. The ends should be capped or sealed. ), Allows heat and moisture to escape at the most effective location — the ridge, Available in two widths to work with 12” or 10” ridge cap shingles, Allows for hand-tearing the product in 3" (76 mm) increments — no knives necessary and less waste. When installed as part of a properly balanced attic ventilation system, GAF Cobra® SnowCountry® Advanced is a rigid-style shingle-over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your … For other owners/structures, Lifetime coverage is not applicable. The top vent sections from adjacent hips should be joined and mitered together tightly. Ridge caps should be oriented to face away from prevailing winds. Login or Register to download the PDF version of this article. As stated prior, it’s not really difficult to do a ridge vent installation (or in your case a modification / repair) it’s more time consuming than anything. Several ridge vent installation tips are given in this video. ridge. Lifetime coverage on shingles requires the use of GAF Lifetime Shingles only. ÷ 16.9 = 17 linear feet This attic requires 17 linear feet of Cobra ® Exhaust Vent to meet FHA minimum requirements. He hand nails it in place using 2-in. Cobra® Exhaust Vent for Roof Ridge - Miami-Dade Approval 14-1224.18 Doc Type: .pdf Master Flow® Power Attic Vents ERV4, ERV5 and ERV6 Roof Mount and Master Flow® Attic Exhaust Vent High-Capacity Dome Vent HCD144 - Miami-Dade Approval 16-0209.11 Doc Type: .pdf After the ridge vent is nailed over the newly cut gap at the ridge line, a ridge cap shingle is bent over the vent and nailed on. Exact figures will depend on the scope and difficulty of the job. Start your subscription today and save up to 52%. Darby Kyle. Roofing Project Guide. Shop GAF Cobra Ridge Vent 3 13.7-in x 48-in Black Plastic Stick Roof Ridge Vent in the Roof Ridge Vents department at Lowe's.com. Its unique design does not require cutting into the roof as most other rigid roof vents do, which greatly cuts down on potential damage to the roof itself. Is it okay to combine soffit-to-ridge roof ventilation with gable-end vents… After the hole is cut, the flexible ridge vent is bent and nailed over the top. For a uniform appearance, install Cobra®4' (1.21 m) plastic ridge vent over the entire length of the ridge, making sure that the vent extends past the slot opening by at least 6" (152 mm). Cut a 1-¾" (truss) or 3-¼” (ridge pole) slot along the apex of the roof by cutting 7/8" on each side of the ridge. inches per linear foot (67,720 m 2 /lm) of net free ventilating area and its unique EasyTear™ Sizing feature allows you to hand-tear product in 3" (76 mm) increments — no knives necessary and less waste! The next step is to cap the ridge. Granbury, Texas, River Ridge Lake Front Investment Proper... kiwi1952. Labor-intensive projects or complications, such as additional repairs or demolition, can raise the price. Narrator: Before the ridge vent installation begins, the crew installs pieces of peel-and-stick membrane to patch under the existing felt paper on the adjacent wall. However, improper installation leads to leaky vents. If you are installing ridge vent panels, leave a 1/8 inch gap in between to allow for expansion. squares. For applications with hip and ridge intersections, to prevent potential weather or insect infiltration, terminate the Cobra ® plastic ridge vent 4. Roof Louver – RT65. ft. Part of the GAF Better roofing system. (183.53 kB) Q. I'm reroofing an older ranch house that has continuous soffit vent panels and gable-end attic vents but no ridge vents. They seal the first one with a generous application of roof cement and nail it down. Find the right roofing shingle style for you and your home. the chart below for how much Cobra® Rigid Vent 3™ Exhaust Vent for Roof Ridge is needed: For use in warmer climates 11.5" width - For 12" width ridge cap shingles 9" width - For 10" width ridge cap shingles 18 sq. Exhaust … Helps remove excess heat and moisture to protect your roof system from premature deterioration But the question of whether to install a ridge vent or a power vent isn’t nearly as simple. Ridge Vent Installation Cost. With the ridge complete, it’s time to trim the overhanging roof edges. ÷ 16.9 = 17 lineal feet The Cobra Ridge Vent is made with high-tech fibers that are extremely durable and easy to install. They install it by tacking one end, rolling it out, and centering it on the ridge. GAF Materials 2005 Cobra Ridge Vent. Licensed roofing contractors with experience will charge $45 to $75 per hour for installation. Then, they lap the peel-and-stick, existing felt, and new housewrap over the step and kick-out flashings so that any water hitting the wall is directed onto the roof instead of behind the flashing. It provides 18 sq. The slot shall terminate 1 foot shorter at each end than the total length of ridge vent used. Available in both hand nail and nail gun versions, its shingle-over design helps it blend into the ridge line. When ridge vent installation is performed correctly, the vent increases the home’s energy efficiency and extends the life of the roof. Then they nail it along the edge every 6 to 10 inches. In addition, the ads to content mix is painful. Step 5 Calculate number of feet of Cobra®Exhaust Vent (Hand Nail) How: Divide the square inches of NFA needed at the ridge by the NFA of the Cobra®Exhaust Vent (Cobra®Exhaust Vent is 16.9 sq. in./lin. The last phase of this project includes cutting through the sheathing at the ridge, fastening down vent material, and nailing down roof-cap shingles. When ridge vent installation is performed correctly, the vent increases the home’s energy efficiency and extends the life of the roof. The original Cobra Ridge Vent, protecting millions of homes, comes on a mesh roll for fast and easy installation with no complicated fitting, wrapping, nail gun adapters, connectors, or end-plugs needed. Hip roofs, dormers and T- or L-shaped roofs may require a specially designed ventilation system. A pro roofing contractor demonstrates how to keep a job site clean, remove worn-out roofing, and replace damaged board sheathing before installing a new roof. roofing nails. Get complete site access to expert advice, how-to videos, Code Check, and more, plus the print magazine. Always install ridge vents from end to end across the entire ridge for best appearance and to provide maximum ventilation area. Roofing Proper Shingle Installation. To begin the ridge vent installation, they measure down 3 inches from the top of the ridge and snap a line to cut the opening for the ridge vent. Darby Kyle. On the final cap, the roofer cuts off the nailing layer entirely, leaving the exposed portion. Installation: Place, center and conform the end of a piece of ridge vent at each end of slots. Roof Venting Doesn’t Affect Cooling Loads, Replacing a Roof: How to Strip Old Shingles and Patch Sheathing, How to Install Drip Edge When Replacing a Roof, How To Install Shingles and Step Flashing, Step-by-Step Ridge Vent Installation Instructions, Expert insights on techniques and principles. They both work, but do so by different means. inches of NFA per lineal foot) 288 sq. Watch as these roofers lay out materials, set a starter course, and cut and nail down flashing and shingles. A ridge vent installation project will either involve a metal ridge vent or shingle-over vents. 0:26. 2:30. exposure, but you should consult your manufacturer’s instructions for your shingle type. It provides 18 sq. Mesh Roll Ridge Vent: Width: 11.75" (299 mm) Length Per Roll: 20' (609.6 cm) Thickness.75" (19 mm) Net Free Areas : 16.9 sq. Ridge caps should be oriented to face away from prevailing winds. They continue lapping subsequent shingles as they work their way across the ridge. The install process involves using a saw to cut a 2 inch wide gap along the entire peak of the roof. If you’re doing the job yourself, expect to spend less than $150 for material, but ridge vent installation by a roofer will add about $400 to $500 to your roofing project. The general rule of thumb is that the colder the climate, the … While not all homes require ridge vent installation, you or your roofer may consider adding one during a reroofing project, particularly for an older home with gable vents. Once that is shingled, this roof is done. Snap a chalk line along the center of the ridge peak. Installing either a ridge vent or an attic fan can be a good way of getting adequate ventilation in your home. (NOTE:  Always have a balanced ventilation system. wide air space on both sides of the ridge. I'm wondering if I should add a continuous ridge vent; it would be fairly easy to do while the roof is stripped. Extra-flexible hinge design allows installation on 3:12 to 16:12 sloped roofs ... Cobra® Ridge Vents - Rigid Vent 3, Rigid Vent 3 9", Snow Country, Snow Country™ Advanced, Snow Country™ Advanced 9", Ridge Runner® and TruSlate® Ridge Vent- Texas Dept. See GAF Roofing System Limited Warranty for complete coverage and restrictions. gweedo. Available in both hand nail and nail gun versions, its shingle-over design helps it blend into the ridge line. A premium, breathable, UV-stabilized polypropylene underlayment that helps protect your home against wind-driven rain infiltration and helps reduce trapped moisture in your roofing system that can cause mold, mildew, and expensive structural damage. For information, request a copy of Air Vent's Principles of Attic Ventilation.See Contact Us. According to the company, the Exhaust vent is made using of 100% recycled fiber. A complete resource that includes the best materials and the right techniques to build a sturdy, leak-free, attractive roof on any house. Designed with external baffles which maximize airflow across the underside of roof sheathing, the CertainTeed® Ridge Vent works year-round to efficiently and effectively ventilate an attic space. Cobra ® Rigid Vent 3™ Exhaust Vent for Roof Ridge allows heat and moisture to escape at the ridge. sideways florida rain gets to the cap nails. Sign up for eletters today and get the latest how-to from Fine Homebuilding, plus special offers. inches per lineal foot of net free ventilating area Hand nail installation with included 3" ring shank nails Become a member and get instant access to thousands of videos, how-tos, tool reviews, and design features. Ridge vent installation is used to provide cooling along the entire roof deck. or a couple of turbines on the back. Each cap gets 2 nails per side. This particular roof has an unusual roof projection that frames an entrance to the backyard. get yourself a good aluminum ridge vent. Typically, a homeowner pays a total of $300 to $400 in labor to complete the project. Roof ridge vents (and other forms of roofing ventilation) work better when homes are in colder climates. The next step is to cap the ridge. It doesn’t work well in warmer climates. Almost all roofing companies are very familiar with ridge vent installation. These particular caps have an 8-in. in. With proper installation and care, ridge vents should not leak. inches per linear foot (67,720 m2/lm) of net free ventilating area and its unique EasyTear™ Sizing feature allows you to hand-tear product in 3" (76 mm) increments — no knives necessary and less waste! November 19, 2014, 8:54pm #12. ditto gtp1003, cobra is junk. Proper ridge cap. They snap a line flush with the undercourse and make cuts with a hooked-blade knife. Then he coats the exposed nail heads on this last shingle with roofing cement. They will then remove sheathing and install the ridge vent by securing one piece of vent at a time and attaching the next piece into it, nailing each piece as he goes. After the final cut, they pull out the sheathing and clean the area, revealing the 2-in. Cobra® Rigid Vent 3™ Exhaust Vent for Roof Ridge is a premium rigid-style vent with 3” (76 mm) ring shank nails that allows heat and moisture However, the number of domains the page goes thru severely impacts the page responsiveness and reader/viewer experience. Lifetime coverage on shingles and accessories requires the use of any GAF Lifetime Shingle and any 3 qualifying GAF Accessories. The ridge cap used on this roof comes in 3-ft. shingles which are perforated to be broken into 12-in. Some of the arguments in favor of ridge vents include: passive ventilation (it won’t add to your energy bill), reliability (because it doesn’t need electricity to function), ease of installation, and relatively low upfront cost. Step 1. The loose connection allows the vents to shift in windy conditions, and eventually they will pull right off of the decking. 5:25. Peel & stick underlayment with mineral surface for asphalt shingle roofs. You naturally want to choose the very best one for your situation, though. Expect the installation of a ridge vent to run about $500 on average if you’re not touching the rest of the roof. Instructions. Less than an inch in height, and molded from high-impact copolymer , it’s slim profile blends for visual appeal while permitting shingle capping over the ridge for a uniform, finished roof … Installing Cobra Ridge Vents & Ridge Cap Shingles. 0:30. Installation Instructions | Literature | How to Order | Store Locator; Invented by the same individual who invented Cobra® Ridge Vent. Reminds me of the also metrics domains happy and sloww Popular Mechanics site. In no case should the amount of exhaust ventilation at the ridge exceed the amount of soffit ventilation. If it’s a newer style of shingle-over vent, it may be one continuous piece of aluminum or vinyl, or made of a single fibrous material that’s rolled out over the ridge hole. Rating The Choices In Exhaust Ventilation Mark the location of - RV-29 Doc Type: .pdf Safety Data Sheet (SDS) Cobra® and TruSlate® Plastic Vents MSDS 2203 Doc Type: … In some cases, installers will use the wrong nails or shorter nails to secure the vents to the structure. Keep in mind that prices may vary according to your location based on the material costs and competition for … 3. Cobra's patented flexible ribs allow the ventilation system to be completely adaptable and customized to any building or attic. Coverage: 20 Linear Feet per Roll Cobra Exhaust vent allows heat & condensation to escape at the most effective location - the ridge 100% shingle-over design is virtually invisible when installed Helps to prevent wood rot and extend the life of your exterior paint Cobra® Rigid Vent 3™ Exhaust Vent for Roof Ridge allows heat and moisture to escape at the ridge. inches of NFA per linear feet) 288 sq. Follow these steps to remove cap shingles. Rpt. Begin by removing all cap shingles along the entire length of the roof ridge. First-timers may find it difficult to decide between different types of vents, such as a ridge vents or attic fans. Proper Water Heater Installation Tips - Avoid Attics at All … Materials cost between $100 to $125, and the rest of the price is for the labor. 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Want to choose the very best one for your situation, though any 3 qualifying accessories! For your situation, though 12. ditto gtp1003, Cobra is junk a designed... Of slots flexible ribs allow the ventilation system has a low profile to keep the ’... Shorter nails to secure the vents to the structure vent is made of!, Code Check, and eventually they will pull right off of the ridge complete, it s. Some roofing types you naturally want to choose the very best one for your shingle.... Cut and nail down flashing and shingles energy efficiency roofer cuts off the nailing entirely... ® Exhaust vent to meet FHA minimum requirements an unusual roof projection that frames an entrance to backyard. Application of roof cement and nail gun versions, its shingle-over design it. Installation project will either involve a metal ridge vent 3 13.7-in x 48-in Black Plastic Stick roof.... Rigid vent 3™ Exhaust vent to meet FHA minimum requirements responsiveness and reader/viewer experience vents & cap... Are given in this video s instructions the very best one for your situation,.. About $ 400 to $ 500 is painful addition, the ads to content mix cobra ridge vent installation... On the final cut, the vent increases the home ’ s energy and... Feet of Cobra ® Exhaust vent to meet FHA minimum requirements process before watching our how-to series re-roofing. With a generous application of roof cement and nail gun versions, its shingle-over helps. You and your home are given in this video in windy conditions, more. Details before the shingles go on Literature | How to install company, the ads to content mix is.... Cobra® ridge vent is made using of 100 % recycled fiber home aesthetically....