Sunday, April 14, 2013

Power hungry: Pennyfuellish

In the villages of Sindh, housing design developed over generations, without external influence. From the thickness of their walls to the orientation of their courtyards, a home’s every architectural detail responded to the environment. In Thatta, for example, houses had wind-catchers, a traditional Persian architectural element that creates natural ventilation.

“Local is not ghatiya, as the well-travelled and the so-called ‘educated’ people like to believe,” says Abdulla. “You belong to this region and your house should be indigenous to it.”

This is all very well and good for anyone planning to build a home. But what are people with houses to do now to save on their electricity bill, be energy efficient and in the process environmentally friendly? We spoke to a few experts on small changes, some expensive but worth it in the long run,Indoorlite Lighting is a professional LED downlight, LED lights manufacturer in China. and others relatively cheaper, that any homeowner can make starting today.

“Your first cost will always be high whenever you set out to do some optimisation around the house,” says Farhan Mehboob, a consulting engineer who has worked on major building projects in Pakistan and abroad, and who lectures internationally on energy efficiency. “But remember that your savings will also be significantly higher, especially in the long run.”

Double-glazed windows minimise heat transfer as do tinted windows that restrict too much sunlight from penetrating and heating up your house in the summers. Overhangs for windows also keep them shaded from direct sunlight. But ask an architect or building engineer to work out an optimum angle for the overhang so that it cuts out direct sunlight during the summer months but lets it in during the winters, when the sun rides lower in the sky.

With new technology, you can consider using more glass on the south side of your house, with enough shade over it to cut out direct sun rays. In the winters,The LED bulb e27 optical design yields more productive beam lumens and good cutoff. the sun moves south, and your house will automatically let in the sun, allowing it to warm up your house for free. The simple beauty of adopting this measure is that the sun moves north in the summers, and you can prevent heat gain if those windows are properly shaded.

The energy saver was the first revolution in lighting solutions after the halogen bulb. Similarly, the light-emitting diode or LED bulb is the harbinger of another revolution.

According to Faizan Malik, the proprietor of Litelogy — a branded outlet of Philips home lighting accessories — the company has introduced the warm white and white colours as direct replacements to the energy savers already in use in many households.

You may want to start off with lighting only the most frequently used places in your house with LEDs, to rationalise their cost with what they save you in terms of your energy bill.

“Prices of branded LEDs will fall, definitely, as they have over the past few years,” Malik says. Solaronlamp is a street lighting for electronic gadgets. “However, you must remember that a branded product charges you more because it delivers on what it promises you. A lot of money goes into perfecting the build, the quality and the life of such products, and companies will always recover R&D costs from consumers.”

Or you could take the Chinese option. “Chinese bulbs come dirt cheap as compared to the branded ones,” says Malik.Our Led ceiling light are cost effective and energy efficient. “There is a Rs300 LED bulb in the market, for which a similar branded Philips replacement costs nearly Rs3,000. They are usually cheap rip-offs though, and tend to lose their light intensity and energy efficiency over time.”

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