upgrade-a-roof-with-architectural-shingles

Table of ContentsRe-roofing Over Existing ShinglesHow To Install Asphalt Shingles: 8 Steps With PicturesHow To Install Asphalt Roofing Shingles

Unless a metal valley flashing is utilized, the very first step is to line the existing valley with a brand-new underlayment consisting of either 90-pound roll roofing or a more resilient modified bitumen membrane. Then set up either a closed or woven valley as explained above. See roofing system valley information at ASPHALT SHINGLE VALLEY FLASHING.

Atlas Roofing Corp. www. atlasroofing.com Fiberglass and organic felt shingles Certainteed Roof www. certainteed.com Fiberglass shingles Elk Premium Building Products www. elkcorp.com Fiberglass shingles GAF Materials Corp. www. gaf.com Fiberglass shingles Georgia-Pacific Corp. www. gp.com/build Fiberglass and organic felt shingles IKO www. iko.com Fiberglass and natural felt shingles Owens Corning www.

Don't Put New Roof Sheathing Over Old

tamko.com Fiberglass and organic felt shingles Air Vent/A Gibraltar Company www. airvent.com A total line of roofing system ventilation items, consisting of shingle-over and exposed-ridge vents with exterior wind baffles and internal weather filters. Also soffit and drip edge vents and passive and powered attic turbine-type vents. Benjamin Obdyke www. benjaminobdyke.com Shingle-over ridge vents.

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Extractor vent is molded polypropylene with internal and external baffles. Cor-A-Vent www. cor-a-vent. com Shingle-over low-profile ridge vents, consisting of Cor-a-vent, Fold-a-vent, and X-5 ridge vent, created for severe weather condition. Corrugated core. GAF Materials Corp. www. gaf.com Cobra vent: roll-out shingle-over ridge vent with a polyester-matrix core 102 CHAPTER 2 Roof Mid-America Building Products www.

four Reasons Not To Put Shingles On Top Of Shinglesowenscorning.com VentSure corrugated polypropylene ridge vents; likewise passive roofing system vents and soffit vents Trimline Structure Products www. trimline-products. com Shingle-over low-profile ridge vents, Flow-Thru battens for tile roofings Elk Premium Structure Products www. elkcorp.com Highpoint polypropylene shingle-over ridge vents Tamko Roof Products www. tamko.com Shingle-over ridge matrixtype Roll Vent and Rapid Ridge (nail gun variation) and Coolridge, which is formed polypropylene with external and internal baffles Benjamin Obdyke www.

Plywood-over-asphalt Shingles Question

asphaltroofing.org Cedar Shake and Shingle Bureau www. cedarbureau.org Metal Roof Alliance www. metalroofing.com Tile Roofing Institute www. tileroofing.org This post consists of excerpts or adjustments from Finest Practices Guide to Residential Building And Construction, by Steven Bliss, thanks to Wiley & Sons. Also see the roofing article links listed at the ARTICLE INDEX the bottom of this article and our roofing web page: ROOFING EXAMINATION & REPAIR WORK.

Yeah that's a bear. IF there is not working area either the roof unit needs to be raised - which is dreadful as it'll be costly and require removing and replacing refrigerant (unless the installer left flexible line slack) -Or you 'd install an ideal membrane under the unit and flash the upper end and sides at the roofing system how to re-roof under air-conditioning units which are on top of roofing Not if you're following the manufacturer's installation recommendations.

com/roof/Roof _ Drip_Edge_Flashing_Specifications. phpOften I'll include (or a roofing professional would include) a second drip edge right atop the existing shingle layer before laying on the second shingle layer. Or you'll rely on the existing drip edge. The post I mention above gives details that assist ensure that the drip edge works effectively On re-roofing, I presently have drip flashing, do I require to re-install new drip flashing over old roofing? Searching for a source to purchase some 5" starter strip for reroofing over shingles.

Can I Install A New Roof Over My Existing Shingles?Thanks I have folded over shingles along the edge of my roof from the last roof repair I had actually done. They replaced all comp shingles along the ridge and edges, no metal drip edge is there at all, and wind is blowing particles and rain into the folded shingle. Why would they do this? Is this appropriate? I can't find anything online that speaks to why they would fold a shingle in half and then nail it down along the edge, other than as a decorative edge. Simply check the flashing details - which I can't know for your roof. When you tear off the shingles and after that include 1/2" thick OSB roof sheathing followed by felt and asphalt shingles, the upper surface area of the ended up roof may be close enough to the initial level of the upper surface of the prior roof that no flashing modifications are required - eg at chimneys - or maybe not.

I need to change my original cedar shake roofing system (3/4 inch split shakes), which is set up over wood battens. I plan to change the roof with architectural asphalt shingles, and am working with numerous roof contractors to get price quotes. The roofing specialists are offering me different viewpoints about whether I can connect OSB roofing system sheathing over the battens, or I have to remove the battens completely and connect the OSB sheathing directly to the rafters.

How To Install Architectural Shingles Over 3 Tab Shingles

An extremely general number for re-roofing with asphalt shingles might be $100/square or about a dollar per square foot. BUT you can not use this number reliably. Roof replacement costs vary commonly by location of the U.S. in addition to by factors peculiar to the specific building such as constructing height, roofing slope (really high, can't walk-on, more expensive to re-roof), and the requirement for incidental repair work of roof decking and flashing.

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Finally the cost to deal with the torn-off shingles might differ commonly by location too. So you will desire price quotes from two or three local roofing professionals. Make sure to read quotes thoroughly as there may be differences in what is included in the work. (Oct 12, 2011) Anonymous said: I don't understand where alot of these roofing job bids are coming from however $100 isn't even sensible any more.