GAF Materials, creators of GAF roof shingles, was founded in 1886 and has grown to be North America’s largest commercial and residential roofing manufacturer after approaching $2 billion in sales. Among the many recognitions that GAF roof shingles have received include three straight years as being selected for Life Magazine’s “Dream House.” Among the recognitions given by Home Builders include #1 in shingle and ridge vent quality, #1 for innovation for shingles and ridge ventilation and #1 shingle brand used. There are many brands of GAF roof shingles to choose from, including the popular GAF Timberline roof shingles. There are five different options in the series, each featuring very distinct options.
Grand GAF Timberline Roof Shingles
Grand Timberline GAF roof shingles are offered at a fraction of the cost of regular wood shakes. They are 33% thicker and up to 50% larger, feature highly contrasted color blends, which results in a dimensional look. Their super heavyweight construction provides for ultimate durability while the custom specified, Micro Weave core provides excellent protection. These shingles feature a Class A fire and wind rating from Underwriters Laboratories. Algae protection combined with a lifetime limited transferable warranty round out the features of these shingles.
GAF Timberline 30 Roof Shingles
These fiberglass asphalt shingles feature a Shadow Accent effect with Dura Grip adhesive seals. They are architecturally stylish while remaining practical on your wallet. In addition, Timberline 30 GAF roof shingles received a Class A rating from Underwriters Laboratories. Algae protection is available in some areas. A 30 year limited transferable warranty is also available, as is a 70 mph limited wind warranty.
GAF Timberline Roof Shingles Select 40
The Timberline Select 40 fiberglass asphalt shingles feature the Shadow Accent effect and a classic wood shake appearance. These shingles are 17% heavier and thicker, which promotes longer life and extended durability. Dura Grip adhesive seals are present on each shingle, which enhances the 80 mph wind warranty. A heavyweight design with Micro Weave core and a Class A fire and wind rating round out the features. In some areas, these shingles are also available with algae protection. The Timberline Select 40 GAF roof shingles feature a 40 year limited transfer warranty.
GAF Timberline Ultra Roof Shingles
These are the premiere shingles in the Timberline Series. These are 25% thicker and heavier and feature a rich textured look. They have a Class A fire and wind rating with a super heavyweight design and Dura Grip adhesive seals, which help these shingles hold up against a warranted 110 mph wind. The Timberline Ultra GAF roof shingles are the longest lasting shingles in the Timberline Series due to the fact that they carry the strongest Micro Weave core of any other shingles in the series. Algae protection is available in certain areas.
As
Though they protect out home, belongings, and even our lives from outside dangers, many of us don’t understand how burglar alarms work.
In the Good Old Days, how burglar alarms work was simple — the dog barked. But now, how burglar alarms work has become a multi-million dollar science in an industry that is growing rapidly and advancing every day.
We asked Home Security Store’s founder and owner Stacey Mcbride to help us explain how burglar alarms work.
“You’ll find that there’s a huge variety in alarm systems, from do-it-yourself kits to whole-house wired systems. But most alarms work on the same basic principles, and even the most complex system is based on a pretty basic concept of how burglar alarms work,” says Stacey.
How Burglar Alarms Work: Circuit Alarms
The most common first line of defense when it comes to how burglar alarms work is to use the circuit principle. You can have two kinds of circuit alarm: closed circuit or open circuit.
The basic concept is the same: you run an electrical circuit through a door or window. In an open circuit, the electrical current is not completed until the door or window is open, which then triggers the alarm. The only drawback to this system is that all the criminal has to do is cut the wires to prevent the circuit from being completed. In a closed circuit, the current is broken when the door or window is open, triggering the alarm. The all-important control box monitors all the doors and windows and once the circuit is broken, the control box will keep sounding the alarm till someone resets it with a predetermined code.
The control box is often placed in an out of the way place so a criminal can’t easily find it and break it.
The closed-circuit method of how burglar alarms work can be used all around the perimeter of the home. Just create a circuit that will be broken when a criminal tries to enter and you have an alarm system. To make sure the alarm goes off if the window is broken rather than simply slid open; make the glass itself a circuit by running a current through it with a thin foil wire.
Even floor mats can be made into an open circuit alarm. When someone steps on the mat, the circuit is completed and an alarm sounds.
You can surround your home with a closed circuit alarm system that will sound the alarm when an intruder breaks the circuit. But once the criminal is inside, you need a whole different approach to how burglar alarms work.
How Burglar Alarms Work: Basic Motion Detectors
Circuit alarms are highly effective around the outside of your home and business because criminals have to get past the perimeter to get inside. But once they are inside, their movements are too unpredictable to have circuits everywhere inside the house. So then you have to rely on motion detectors.
You run into motion detectors all the time when you are approaching an automatically opening door that uses a radar-based motion detector. A control box above the door sends out radar waves (either microwave or ultrasonic) and then waits for those waves to be reflected back in an irregular pattern, indicating a presence is in the space. For automatic doors, that reflection detection opens the doors, while in an alarm system, it triggers the alarm.
So a motion detector works by constantly monitoring a room for irregular wave patterns. When a room is empty, the radar waves behave one way. But when motion is presented in the room, the pattern changes and the sensor detects the change to trigger the alarm.
How Burglar Alarms Work: More Advanced Motion Sensors
Other than radar-based motion detectors, there are also photo-sensor motion detectors. How burglar alarms work in this case involves beams of light. You aim the beam of light at a light sensor across a passageway in your house. When someone walks through it, the light beam is broken and the sensor triggers the alarm.
More advanced are passive infrared (PIR) motion sensors. These motion detectors see the heat given off by a body. Though the infrared energy tends to fluctuate in any given space, a PIR motion sensor only triggers the alarm when the energy rises rapidly, i.e. when a human, whose average body temperature is 98.6 degrees, enters an otherwise approximately 80-degree room.
If you have a motion sensor alarm system, there is usually delay of a few seconds on the control box to give you a chance to disengage the alarm when you enter the room.
How burglar alarms work has advanced beyond barking dogs and strung-up pots and pans. The science of how burglar alarms work applies measurements of time and space, incorporating the whole room into its security. A good alarm system would combine both circuit and motion sensor alarms, giving you two lines of defense when it comes to how burglar alarms work.
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Paint removal is no longer a difficult task with the advent of the heat gun. This handy tool is particularly successful at removing paint from most surfaces if proper care is taken. The temperature can be regulated to make sure that the area does not become damaged due to overheating.
The instructions must be read carefully to know the correct temperature for the type of material you are working with. It would be best to experiment on any object you would not mind scorching as holding the heat gun too close or for too long over an area causes it to scorch, and you would not want to scorch any valuable furniture.
The heat gun is used to heat the paint as much as required to make it malleable and thereafter it can be scraped off with any stripping tool of your choice. Gloves should be worn during the heating process and one should make sure to direct the hot air away from one’s hands. Care must be taken while choosing the stripping tool as it should be compatible with the heat gun so that it can resist higher temperatures.
It is advisable to try it out for sometime and gain confidence before you attempt the real task. The heat gun must always be held at a stipulated distance away from the material. Once the paint starts to soften you must scrape it with care and keep an old towel or rag in hand to wipe off the sticky paint on the stripping tool.
Even the thickest layers of paint can be removed with a heat gun from any surface. The heat gun works especially well on wooden surfaces. An example of such a process would be the restoration of your antique furniture to a state of previous beauty.
Dixita is an article writer for various organisations across the globe. This is the first time I am trying out article writing for myself. For more information about me, do visit: 123archiver.com/rand/ Random Rants
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Heat pumps are becoming more popular as the cost of heating is rising. Heat pumps are a great source of heat and for some can be used as a main heating source. Most people do not understand a heat pump or how it works and this is key to getting the most from a heat pump. This appliance is an efficient way to tackle high heating bills.
Heat pumps work much like air conditioners. They draw in outside air to heat a home. They take the warm air out of the outside air and then provide that air to the home. In areas where winters are mild a heat pump can provide enough heat that no other heating source is necessary. However, in a cold environment a heat pump may not be able to pull enough warm air to provide sufficient heat. Heat pumps can also serve as an air conditioner by pulling warm air from inside the house and pushing it outside. Again, though, in an incredibly warm atmosphere the heat pump may not be able to pull a sufficient amount of warm air out and an additional cooling source may be needed.
The newer models of heat pumps offer great features that make then even more alluring. Many new models feature added energy efficiency and more reliability than past models. There are ground source models that pull heat from the ground instead of the air. These models provide a more constant temperature as ground temperatures are more stable than air temperatures. Some models are made with a storage so when the pump pulls more air than is needed it is stored and used when needed. This allows the heat pump to be more sufficient and provide a better heat source. Most heat pumps are operated like a typical furnace with a thermostat that allows for them to be turned on and off at certain temperatures.
Heat pumps are just gaining in popularity. They are proving to be a stable heat source that can save big money on heating and energy bills. Heat pumps are being made with more and more features that are making them more efficient and more comparable to other heating sources. The key to using a heat pump is to understand the limitations and learn the proper way to use one. A heat pump can really be a great addition and a superior choice for a home.
pumpshub.com pumpshub.com Everything you need to know about Pumps.
Burglar alarms are not the be-all and end-all of home security. There are plenty of other things you can install in your home that will help to stop a burglar from gaining entry – and many of them are very simple and inexpensive.
The key is to secure the possible points of entry. This means that doors should be made of strong, solid material (definitely not plastic or glass), be properly secured to their hinges and have tamper-resistant locks. Ideally, you should have an extra deadbolt that you put on at night, made from very strong metal.
Windows should be made from toughened glass, preferably double-glazed, so that they are almost impossible to break. Although window locks are relatively uncommon, they help greatly with security, and you should consider installing them. If your house has windows in a position where they can be easily and discreetly accessed from the street, such as basement windows, you should consider putting metal bars on them.
It is also important for your garden to be secure, as far more burglars enter through the back of your house than the front. This means that your fences should be high and have some kind of anti-climbing measures (spikes or anti-climb paint can work well). If you don’t like fences, get big hedges instead.
Another thing to consider is getting a dog – surprisingly effective against burglars, who don’t generally want to mess with dogs if they can avoid it. For this strategy to be more effective, put up a ‘beware of the dog’ sign. Smaller dogs are not so great for this because they are not generally scary – something like a big German Shepherd works best, not only because of their size, but because of their strong guard instincts that cause them to be hostile to strangers.
John Gibb is the owner of Home-Security-extreme.info Home Security Facts For more information on home security check out Home-Security-extreme.info Home-Security-extreme.info
Using an aluminum casting to replace an iron casting will result in reducing component weight by half. That is why auto producers are searching the areas where they may replace iron parts with aluminium parts. Most auto manufacturers prefer alloys of aluminium specially the A 300 series which have a mix of silicon a minor amount of magnesium.
The silicon provides fluidity while casting, which allows thinner parts to be cast. The magnesium gives strength (via heat treatment). An important feature of aluminum and its alloys is that in comparison with ferrous alloys which show a unlimited fatigue strength, the fatigue strength of aluminum alloys goes down with increase in number of stress cycles this needs to be taken in account while designing its parts.
For getting high quality castings a variety of processes are followed. While casting permanent molds precautions are taken to ensure that it gets required cooling and vacuum pressure is also applied to ensure correct flow and lessen porosity. Aluminum is one of the few metals which may be cast by all processes of casting.
Die casting:
Aluminum alloys are more utilized in die casting than alloys of any metal. In USA alone 2.5 billion dollars worth aluminum alloy die castings are manufactured every year. Die casting is suitable for production of smaller parts. But when expensive manufacturing equipment is used the castings weigh 5kg-50kg. Cost effectiveness can be obtained only by large scale production. With die casting it is possible to have close tolerance and fine finishing surface. Die castings are manufactured by injecting melted metal into metal molds under considerable pressure. Quick injecting and quick solidification under high pressure make a fine grain surface, which leads to having best wear and fatigue properties. Aluminum die castings are generally not given heat treatment, so they cannot be welded.
Permanent die casting:
It is also known as gravity die casting and is suitable for large scale production. Their maximum weight is 10kg. But where heavy cost machinery and tools are used the weight of casting may go up to 50kg. Permanent mold casting have low pouring rate but metal molds solidify quickly, mechanical properties of permanent mold castings may be further bettered by heat treatment.
Sand casting:
Sand casting is casting of a mold with sand. In normal sand casting, the mold is made around a design by forcing sand mixed along with a bonding agent on the design. Then the design is taken out which leaves a cavity for casting. Melted metal is poured into the mold and after its solidification the mold is broken to remove casting. The most normal bonding agent is a mix of clay and water. Good metal handling practice is needed for getting good castings.
Investment castings:
It normally uses plaster molds and throwaway designs of wax or other burnable materials. Plaster slurry is “invested” all round designs for many castings the designs are melted out as the plaster is baked. By these castings you can make precision parts, the aluminum parts can have walls as thin 0.40 to 0.75 mm. It is also used to make large number of parts of fine shapes which need no further machining. These parts have low mechanical properties.
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If you’ve ever been the victim of a burglary, you will undoubtedly appreciate the importance of a home security system, but even for those that didn’t go through such a nasty experience, it should be quite clear that having a powerful home security system is essential today, when burglars are becoming more and more clever and witty. Regardless of which of the two cases you fall under, choosing a home security system is not the easiest of decisions, mainly because of the multitude of options you’ll have and the high number of smaller details you’ll have to take into consideration. Let’s see what your main concerns will be when having to choose a home security system.
Wireless vs. Hardwired
This isn’t only a cosmetic choice, as most people think; it can actually affect the reliability of the home security system. Hardwired home security systems are known to be more reliable than wireless home security systems and a general opinion has formed in this sense, although as of the last few years, wireless technology caught up with its hardwired counterpart in what regards safety and reliability. So if you’re opting for a modern home security system, remember that their performance is very close and you should focus on other factors when making the decision between the two.
One of the most important factors that will come into play when choosing between a wireless and a hardwired home security system is price. The price will vary heavily depending on the state of your house when you decide to install the home security system. You see, hardwired home security systems are a lot harder to install in a house that is finished than in one that is under construction. Installing a hardwired home security system in a finished house will require a lot more work to get the cables throughout the house, reaching every control panel, keypad, alarm or camera. In this case, it will be cheaper and more convenient to get a wireless home security system. However, if the house is not fully finished yet and the drywall is not applied, a hardwired home security system will be a lot cheaper. Take note that the maintenance or the addition of new security zones is a lot harder and more costly for hardwired systems.
Protect the essential areas
Oftentimes, a full home security system that will cover every single window, backdoor, and zone of your household can be pretty expensive and you might not have the budget for the full treat. Instead, you can choose to protect the essential areas of your house. To figure what these parts are, try putting yourself in the burglar’s shoes and see what the most vulnerable parts of your home are. Enforce the backdoors if they’re weaker or protect your windows with burglar alarms and/or security cameras, just make sure that there won’t be any more “vulnerable” spots in your household after you’re done installing the home security system.
Obviously, the choice will be heavily influenced by other factors such as your budget, the size and structure of your household, the type of neighborhood you’re living in and so forth. Still, the above mentioned tips should help you choose the right home security system, regardless of these factors.
Planned Home Security Gives The Peace Of Mind You Deserve.
Fraser Wheaton is the founder and publisher of The Home Security Reports website.
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Many homeowners are burdened with unwelcome house guests every year. It’s not the kind of guests that you’re thinking of, however, as this guest doesn’t enter the home. It invites itself to sit on your roof and causes unsightly discoloration. It’s algae and it effects a lot of homeowners, particularly those who live in areas of high humidity. Algae, however, doesn’t discriminate against those who don’t live in highly humid climates. It will attach to any roof and can be carried through wind, squirrels, birds, etc.
The Copper Concept
The concept behind algae resistant roof shingles is actually quite simple. Copper, which is a main ingredient in this new innovation of shingles, stops algae before it attaches to your home. Homeowners can now purchase shingles that have copper built directly into the colored granules. The copper isn’t visible, but it’s presence is certainly felt by unsuspecting algae as it is unable to survive on your roof‘s surface. With use of these new products, your entire roof becomes an unwelcoming host to algae. Expectedly, these shingles will cost a few extra bucks, but are well worth the extra cost when you factor the expense of algae removal. The copper or zinc present in algae resistant shingles are activated further by rain, which distributes the algae fighting components even further along the roof’s surface. Rain generally promotes moisture on the roof, which serves as a breeding ground for algae. Thankfully, that’s no longer the case thanks to algae resistant roof shingles.
Manufacturers Of Algae Resistant Roof Shingles
Many of today’s top shingle manufacturers offer algae resistant roof shingles, which can be installed by a local roofing contractor. They have access to a wide variety of products, including shingles with attractive colors to compliment your home. A roofing contractor normally gets a discount on these items and, in turn, may be able to pass that savings onto the customer. In many cases, warranties are even offered to cover algae resistant shingles. Always choose a company that stands behind their product.
Locating A Professional
A professional roofing contractor in your area will be able to order, and install, your choice of algae resistant roof shingles. After locating the perfect contractor, ask them for a quote and an expected timeframe. It may be a good idea to get several quotes from different contractors before making a final decision. Knowing that your roof is protected, from unwanted algae, will give you a greater peace of mind and allow your home to remain beautiful and fungus-free.
As
There are many types of microwave ovens that are available today for the consumer to check out. Each one offers a number of features to provide quick and easy cooking convenience. The type of microwave oven would depend on how you will be using it.
Because of the increasing popularity of this innovative appliance, many companies have been making more and more advanced models to provide better performance and efficiency as well as more attractive designs.
When you are shopping for a microwave oven, you should be able to know the extent of functions that you are going to use it for. Here are some of the things that you should be considering when looking for that ideal microwave oven for your home.
The first thing that you should try to consider in buying your microwave oven is your own cooking needs. Most microwaves in the home are being used to reheat or defrost food. Some would want to use microwave as an ideal alternative to actual cooking, baking, grilling and even roasting. There are different microwave ovens that can handle different cooking options.
You should also consider a microwave oven’s capacity when you are looking for one. Check out the models that you think would be able to accommodate all your cooking needs in terms of volume and regularity. There are microwave oven models available that can be used to cook and reheat food by the plate and there are also bigger models that can cook more food simultaneously at any one time.
Another thing that consumers should consider before buying a microwave oven is the location. There are several types of microwave ovens that you can choose from when it comes to location. There are microwave ovens that can be installed under the cabinets as well as over your existing gas or electric range.
There are others that can be built-in walls and also microwave ovens that you can simply put above the countertop. You should first decide on where you want to place your microwave oven in the kitchen before you shop for a suitable model that would fit in.
Shopping for a good won’t be as difficult when you have the GE Spacemaker microwave oven to check out. This remarkable microwave oven offers you convenience and efficiency like you have never seen before. The GE Spacemaker microwave oven features advanced sensor cooking controls that make use of built-in sensors that monitor the moisture level in the food to allow automatic time and power adjustments to achieve exceptional cooking results.
It also features Auto and Time defrost for a hassle free defrosting. Its sleek design allows you to have more cooking flexibility as well as space saving advantages. The GE Spacemaker microwave oven is one of the best of its kind that you can find today. It can be just the microwave oven that would be perfect for you.
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Let’s assume that you want to have the maximum of necessary sanitary equipment and the extended set of facilities. But if you locate it in the traditional way, it will be absolutely impossible to turn around. Non-standard decisions can help in such cases. For example, the unusual configuration of the bathroom can offer very interesting decisions. The equipment will not fit, if mounted at a right angle, but upon changing the corner of mounting of this equipment, you will get free access to it.
“Flexible” organization of useful space will help to increase roominess. For example, a turning box can be mounted in the corner of the shower cabin. The full-equipped bath can be combined with the shower cabin. It is desirable to face all part of the space with the same material, in order to achieve visual unification.
The colour in the bathroom is mainly determined by wall and floor tiles. Here there works the common rule for all types of premises: light tones and transparent materials visually extend area, dark tones diminish it. Do not use the tile of dark or extremely bright tones and the tile with a large pattern. Sparkling surfaces are not suitable too, they make things seem heavier. It is better to choose mat surfaces of tiles and furniture. Floor tiles, faced bias, visually widens the premise.
The illumination of the bathroom must be reasonable because it is not a surgical operating-room. The lamp in the mirror zone is functional.
Furniture and equipment. It is important to use the possibility for storing things, without sacrificing free space in the bathroom. Compact baths, shower facilities, mirrors, boxes, small furniture are developed especially for small bathrooms. Compact light furniture from the same collection adds lightness to the premise. Shelves on roller bearing from the chrome-plated metal with wire mesh sliding containers can prove to be practical and comfortable. The area under the desk top of the wash-stand and over it, is maximally used for mounting of shelves and boxes.
It is even possible to hide the washing machine under the desk top.
If there is no place for the furniture at all, we will maximally use the area of walls, i.e. wall niches and shelves.
Mirrors are considered to be traditional methods of visual widening of the area. In our case we can’t do without mirrors. It is most appropriate here, it is functional, aesthetical and visually widens the area. It is possible to make it versatile: it can not simply hung on the wall, but serve as the door for the closet for small things. If the bathroom it not sufficiently illuminated, the mirror with the changing angle of the slope fastened on wall can bring additional convenience.
Heating elements, heated tower rails, without which we can not imagine a bathroom, also require space. Let’s think whether we can make them multifunction. For example, we can transform the heated tower rail into the system that supports the small shelf for necessary trifles and serves simultaneously as the supporting system for the folding screen (it can be an effective and practical alternative to the shower-curtain).
Small space obliges you to think over the design to the smallest details, in order to turn the bathroom into an aesthetical and functional room. Our allies are colour, light and shape. If the primary variant of planning does not correspond to your objectives, the planning can be changed within reasonable limits, in order to achieve maximum comfort.
Arthur Prudent is a developer of builderstown.co.uk/who London builders: bathroom, kitchen installation – web site offering all aspects of builders services.
builderstown.co.uk/who/builders_in_london London builders: Comfort in a small bathroom.
