Friday, September 23, 2011

Metal roofs - re-roofing Questions and Answers

!±8± Metal roofs - re-roofing Questions and Answers

Contractors are always looking for ways to install, it does so with a saving in costs of labor and materials are available. Here are some important answers to frequently asked questions.

1 Should I have a metal roof directly over an asphalt-shingle? No, why?

Premature failure: Metal has a high degree of thermal expansion and contraction. As the roof heats up and cools down, it moves along both its length and width. Directly against the lawsGranules on asphalt, gravel, this movement has scratches on the underside of the steel plate and possibly naked, thus potentially exposing that cause premature failure corrosion. Warranty void: The installation of a metal plate directly on top of an abrasive, in most cases voids the warranty of guarantee against corrosion (this applies only to a panel of galvanized steel is not a guarantee against Corrosion Galvalume door). Form: The jury will take the form of crude oil belowSurface and expose the problems in many cases that were previously hidden. 2 What happens when you establish a base before the metal roof?

This is certainly a better choice, but you will still have the same concerns in relation to the form (see above) and, if the document you want to wear and expose the metal on the asphalt shingle is the potential for premature failure that results in warranty expires. If you decide that this willThe installation method would be recommended underlayments and Grace Tri-Flex IKO roof garden. They are impervious to moisture and high tear resistance. MMR does not recommend the use of # 15 or # 30 roofing felt (tar paper) for this application. 3 This means that it should be naked all the asphalt shingle roofs to fire the first metal? No MMR recommended stripping the existing asphalt shingles, but we know that the time and budget constraints do not always together. Here 'recommended procedure for re-roofing on a roof of asphalt shingles:

Roof deck: Make sure you choose the existing roof gravel, if it is suitable as a barrier against condensation. Remember that a metal roof is, to some extent, the development of condensation on the underside of the panels. The areas that show signs of previous water penetration (primer is soft or spongy) or should show damage (missing or deteriorated shingles), such as disinfection and proofedwith the use of ice and water shield, and a suitable sealant (if necessary). Ridges and Hips: Remove the cover to prevent shingles, a hump. When he exhibited his place with the threat of rain / snow, cover with a blanket or canvas support. The edges of the roof of asphalt shingles cut excess flush with the fascia / rake boards. This also allows the existing drip edge. This allows you to install the gutter / trim rake true, the house with a clean, snug fit of the bandTables. Firring (Band): Hips, Ridge and all the projections 9 to 12 inches wide on all sides with plywood, OSB or similar coverage (to match other wood thickness). Valleys: 16 to 24 cm in width on both sides with plywood, OSB or similar coverage (to match other wood thickness). Gable & page edges Height: 1 "X 3" size of pine or similar firring light-gauge steel frame, back from the edge by "-", so they do not drive the trim. Interior of roof deck: 1 "X 3" Spruce firringSimilar size or light-gauge steel frame, mounted horizontally about 16 "OC (to use every second cycle of shingles are your guides). 4 All this sounds like a lot of work. Why can not I just strip the roof? This is a valid comment, and many business owners / homeowners decide to do just that. Here are the considerations for both options:

Leave the existing roof in place:

Pros: No need to pay landfill fees; Pros: You do not need a new roof in the background until the existing roof must be paidsuitable as a barrier against condensation; Pros: If you firring, creates an air barrier between the metal and the roof. This allows condensation that develops on the underside of the plate to dry too quickly; Pros: If you firring, reduces heat transfer to the roof terrace sits beneath as the sheet off the gravel on the asphalt; Pros: If you firring, allows the cost of leveling the surface of the roof, if necessary; Pros: Reduces the load on landfills every placeYear; Cons: Does not allow a thorough inspection of the roof before installing the new roof. Cons: It makes the installation of snow guards may be more difficult and less secure; Neutral: not all building codes (areas threatened by Hurricane require special installation to a fixed bridge with UL-90 rated clips) accepted. Remove existing roof:

Pros: Allows you to check the condition of the roof terrace and repairs, if necessary; Pros: Provides a smooth, flat area on which the roofto install; Pros: Protects and depth to properly install a water and ice; Pros: Provides a solid, unified, snow guards can be mounted if necessary; Pros: Provides a solid surface for fasteners; Cons: Additional costs of disposal and landfill charges; Cons: Additional cost of new roof surface. 5 Do you have pictures that clearly show the palace of a roof? Absolutely.

Photo No. 1


Metal roofs - re-roofing Questions and Answers

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Friday, September 2, 2011

Clay Roofing Tile - 3 types

!±8± Clay Roofing Tile - 3 types

Tiles in many different styles, shapes, colors and patterns. But every shingle roof, but it has three basic (or tiles) species. This article explains the three basic types of tiles and tiles are produced. We are not talking here only of specific products types of individual products.

Starters and Starter Tile Shingles

Starter shingles are, as the name suggests, the starting point of the shingle roof system. They are installed on top of the raised edge / RakeEdge and loss on the top of the barrier and start the overlay model for the rest of the tiles (or tiles) rooftop. In short: a single row of tiles is installed start the roof that ends everywhere: in the same areas as with metal drip edge and rake edge.

As with any other part of the roof system, different types of shingles are starting from different manufacturers. Fortunately for you, no need to choose what kind of shingles start of your applicationRoof, because the manufacturer chooses the pebbles field you have chosen for you. As long as your roofer follows the manufacturer's recommendations when choosing a starter shingles, you are in good hands.

A note of interest: shingles starter early pace for the rest of the tiles on the roof. When the tiles are installed starter, the installer is good to begin with. Also need to be compensated with tiles typically installed by startingtiles remaining on the roof system to allow a reasonable overlap of the remaining tiles or tiles.

Another aspect of the tiles simply choke some manufacturers produce tiles of goodwill that can be used with the tiles from the field of competition. In other words, some tiles starter interchangeable with products from different manufacturers. Not all tiles are interchangeable starter. To check to avoid "trouble" Double the roofEntrepreneur in the proper installation of a tile starter.

Field and field tile shingles

Herpes zoster or "box" shingles are the main component of the roof system. And 'the part you see first when you astray. It is the part that contains mostly the time out of your home. Different types of tiles to choose from, the shock of the traditional asphalt, wood and slate / tile, metal relatively recently, rubber andecological type of plastic. Manufacturers are also experimenting with new systems of green roof shingles that do not at all, but together they are the real dirt and vegetation!

Dry climate, in general, reduce the effectiveness of shingles in Calgary and concrete tiles are relatively expensive and require very specific "flavor" of design standards. Tile, rubber and plastics are relatively new to the market and even gain market share. It 'true that many home-The owners are resistant to the installation of metal roofing systems on the metal roof, although perfectly correct, their promise of reliability and curb appeal. These asphalt shingles as the most popular option for bricks and roofing system, gravel, asphalt with the most popular due to its low cost and a long track record of reliability.

Asphalt shingles and metal have recently been adapted in design to the luxurious look "thick", wood shingles are used to provide the same thing. Recent advances inPebbles asphalt and metal technology increasingly allows drawings. Field tiles are installed above the tiles starting lodge we just discussed. They take the weight of time and the "meat and potatoes", a roof system.

Without good field tiles, your roof has no chance. Of course, all components of a roof system are crucial, but it is the field of shingles, which are more visual, more expensive and you get the most attention to yourRoof.

Ridge Cap Shingles Tiles Ridge Cap

The final touch. Tiles on the roof ridge as a backdrop for a photo. What kind of frames that have led to the Mona Lisa in the Louvre? Bet you did not buy from Wal-Mart ... And what difference does it make to install a good quality ridge shingles. The bottom line is visually appealing systems are visually appealing roof ridge shingles.

If you are not concerned with the visual impact ofYour roof system, then you save a dollar and a standard interface for the ridge cap shingles. If your home, but it looks like more like your castle ... a ridge shingles IKO defined as an Ultra-Hip or GAF / Elk z-ridge. The price difference between a normal and gravel ridge shingles ridge much more attractive than a standard house is about $ 400 - $ 800.

Important Note: As the upper ridge shingles usually require special installation procedures once installed. Themay be useful to remind those who want to install it on your roof. Ridge tiles are the most vulnerable areas of your roof for storm damage and are therefore subject to blow away when they are not installed properly removed. Ask your roofer, what kind of special equipment for the installation of the ridge tiles are high demands.


Clay Roofing Tile - 3 types

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