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When double glazing first became a popular window choice in the 1960s, most frames were made of aluminum. Aluminum remained the most popular choice for framing double glazing windows through the mid-1980s, when it held over 60% of the market. Since the introduction of PVC window framing, the market share of aluminum framed windows has dropped steadily. As of 2003, less than 17% of windows sold were aluminum framed. There are many reasons for the drop in popularity - and still some good reasons for choosing aluminum over PVC or wood frames.

The early popularity of aluminum was based on price and convenience. Aluminum was far less expensive than wood, the only other choice for window framing in the early years of double glazing. In addition, aluminum is easily extruded in the shapes and lengths needed to frame windows of any shape or size. It’s strong, durable and very close to maintenance free.

Aluminum frames do have one significant drawback, however. Aluminum is an excellent conductor of heat and cold. It’s such a good conductor, in fact, that in colder temperatures, frost often forms on interior surfaces of the windows close to the aluminum joints. The end result is windows that are significantly less able to conserve heat and energy than those framed in other materials.

PVCu was introduced in the mid-80s as a choice for framing double glazing windows, and immediately began to climb in popularity. When compared with aluminum frames, PVCu was less expensive, and more energy conservative. It can’t match the strength of aluminum, however, and there are security concerns with its use. In addition, the introduction of ‘thermal breaks’ reduces the heat conductivity (measured in U values) of aluminum framed windows significantly. By fitting a less conductive material between the panes of the window as a sort of ‘bridge’ between the glass, manufacturers can bring the U value of aluminum framed double glazed windows within conservation standards.

Wheel chocks are essential in the trucking business. You simply can’t do without high-quality wheel chocks if you want to ensure safety. One of the choices you have when it comes to wheel chocks is aluminum wheel chocks. Aluminum wheel chocks are a great option for many reasons. Read on to find out if this is the kind of wheel chock you should purchase.

One of the reasons to purchase aluminum wheel chocks is the road conditions. Many aluminum wheel chocks are specially made to grip the road in less than perfect conditions. If you need to hold a truck in place in mud, sand, or ice, aluminum and steel chocks are the best choice. These chocks often come with steel teeth built right in to grip the ground tightly. The ground you drive on determines a lot when it comes to wheel chocks.

Another reason to choose aluminum wheel chocks is for the extra features. Aluminum chocks often have handles and grips, making them a lot easier to use. Another feature of some aluminum wheel chocks is the slope chock. These chocks are made for super heavy requirements because the tire rests on the slope rather than against it. And heavy bottom cleats on these slope chocks ensure you’ll have a tight gripping on any surface.

If you are looking for a lightweight chock, aluminum wheel chocks are for you. Aluminum is a very strong metal, but it isn’t heavy like some other materials. Lightweight aluminum chocks are ideal for anyone without maximum body strength. A set of lightweight aluminum chocks with handles and specially designed grips means you won’t ever have trouble placing your wheel chocks again.

If you are looking to tow your motorcycle long distances, then you might be interested in aluminum motorcycle trailers. An aluminum motorcycle trailer is a great option for storing and transporting motorcycles, ATVs, or jet skis of all kinds. Investing in an aluminum motorcycle trailer will mean your bike is always secure and ready to go when you are.

You have several options when shopping for aluminum motorcycle trailers. One of those options is size. These trailers come in a variety of sizes. What size you choose depends on what you are hauling, what you’re hauling with, and what your budget is. If you are just hauling a motorcycle, you should purchase the smallest size, for convenience and price. But if you have a lot of things to haul and a vehicle that can handle the load, a larger trailer will probably serve you better in the long run.

Another option to have when shopping for aluminum motorcycle trailers is the look of the trailer. These trailers come in a wide variety of colors, so you can pick one that you like. Choose bright red or orange to really stand out. You can also choose to have your trailer paint customized. Your name, company logo or favorite saying on the side of an aluminum trailer will be totally worth the cost of the custom paint job.

Aluminum motorcycle trailers are great for things besides motorcycles. Do you have a band? You likely have a lot of equipment to haul. With an aluminum motorcycle trailer, you’ll be able to get to your gigs on time with everything you need. Or maybe you’ve finally retired and want to hit the road. Not sure you can get your wife to come along without packing up the entire house? You may want to invest in an aluminum trailer. A small trailer will fit everything you need for the road trip you’ve been waiting for all your life.

Aluminum fences are priced according to their grade and style of manufacture. Fences for residential use are made of a lighter gauge and are thus priced lower than industrial grade fences. However, as residential fences are more ornamental that industrial fences, customers need to pay for designs and finishes.

A 4′ gate for residential purposes can be purchased for a base price of around $185. Every increase of one foot in height will hike the price by approximately $15-$20. Arched gates of 4′ in height will cost approximately $325. The difference in price between an arched gate and a non arched gate is due to the craftsmanship and amount of material used in crafting the gate.

The use of more ornaments on the gates could further hike up the price, depending on the choice of ornaments. The cost of ornaments ranges from $1.50 to $10.00 each. Exclusive ornaments are also available but are priced higher.

If you are looking for a cost effective fence, you can buy separate panels and gate posts and assemble it yourself. Case panels start at $50.00 each and can go up to $90.00, depending upon size. Gate posts start at $25.00, and the price increases with size.

Accessories like latches, hinges, and the like are sometimes offered free with a sizable purchase. These accessories are generally priced per piece and can be purchased as per requirement. Do it yourself enthusiasts find this feature very useful.

Quality features like a minimum ultimate strength of 35,000 psi, assembly with stainless steel, corrosion resistant screws, and the like are likely to push up the price. But these features will make the fence worth the money spent on it. Attention to small details like screws or fastener heads painted to match the finish of the fence or fully powder-coated accessories also make a difference to the price. Some rails used in aluminum fences come with extra internal ribbing that increases the strength and rigidity of the fence panels.