Many families turn off all their lights, computers, and TVs when leaving the room or going to bed. By doing so to save energy and electricity bills. But how much can you save? The answer is that it doesn’t save much in one day. But over time, such as one month, or one year, it [...]
Posts Tagged ‘energy efficient’
How much electricity does a computer use?
Have you ever wonder just how much electricity our home appliances use on a yearly basis? The formula to calculate home appliance electricity usage is simple: (Wattage × Hours Used Per Day ÷ 1000 = Daily Kilowatt-hour (kWh) consumption So a typical Window fan will cost you: (200 Watts × 4 hours/day × 120 days/year) ÷ 1000 [...]
American households spend 20% energy bills on appliances and home electronics
Did you know that a typical American household spends 20% of their energy bills on appliances and home electronics? These appliances are: Clothes washers and dryers Computers Dishwashers Home audio equipment Refrigerator and freezers Room air conditioners Televisions, DVD players, and VCRs Water heaters So using energy efficient appliances will make a big difference in [...]
Does the Power-Down or Sleep Mode save energy?
Just about all PCs now come with a power-down or sleep mode feature for the CPU and monitor. ENERGY STAR® computers in a sleep mode use 70% less electricity than a computer without such features. ENERGY STAR monitors even have the capability to power down into two successive “sleep” modes. Such mode usually saves 10% [...]
Home electronics are not required to have EnergyGuide Label
Most home appliances are required to have EnergyGuide labels on them. Except stove ranges and ovens. So when you purchase new ranges and ovens, don’t expect to see these labels. Home electronics such as computers, TVs, or audio equipments are not required by the FTC to have these labels either. If you haven’t noticed the [...]
Reduce your monthly water heating bill
Most people don’t know this, water heating can account for up to 25% of the energy consumed in your home. Selecting the energy-efficient water heater for your home and pools can reduce your monthly water heating bills. Energy-efficient water heating system will not only provide enough hot water but also will do so energy efficiently, [...]
Cooling Ventilation Systems
Ventilation is the least expensive and most energy-efficient way to cool buildings. Ventilation works best when combined with methods to avoid heat buildup in your home. In some cases, natural ventilation will suffice for cooling, although it usually needs to be supplemented with spot ventilation, ceiling fans and window fans. For large homes, homeowners might [...]
Sizing Heating and Cooling Systems
Older space conditioning systems (more than 10 years old) are often unreliable and much less efficient than a modern system. When it’s time for a new replacement, choosing one of the correct size (heating and/or cooling output) is critical to getting the best efficiency, comfort, and lowest maintenance and operating costs over the life of [...]
How to air seal your home
Before deciding on how to air seal your house, you need to understand how the air escapes. Air comes into and out of your home through every possible holes and cracks. You can find out your home’s air tightness by letting in smoke from a smoke pen placed outside of your windows and doors on [...]
Should I Insulate My Home?
Insulate your home when: You have an older home and haven’t added insulation. Only 20% of homes built before 1980 are well insulated. You are uncomfortably cold in the winter or hot in the summer—adding insulation creates a more uniform temperature and increases comfort. You build a new home, addition, or install new siding or [...]