Solar Panels
Written by Barrier Insulation Inc

How Long Do Solar Panels Last?

Solar panels, also known as photovoltaic (PV) panels, have a long lifespan and can provide reliable electricity generation for many years. The longevity of solar panels depends on various factors, including the quality of the panels, the manufacturing process, and environmental conditions. On average, solar panels can last for 25 to 30 years or more. Here are key considerations regarding the lifespan of solar panels:

  1. Manufacturer Quality: The quality and durability of solar panels can vary based on the manufacturer. Reputable manufacturers typically produce high-quality panels that are designed to last longer. When purchasing solar panels, it’s essential to choose a trusted brand.
  2. Materials and Design: The materials used in the construction of solar panels, such as the type of solar cells and protective coatings, can significantly impact their longevity. High-quality materials and designs can contribute to a longer lifespan.
  3. Environmental Factors: Environmental conditions play a role in solar panel longevity. Solar panels are designed to withstand exposure to the elements, including sunlight, rain, and snow. However, extreme weather conditions or harsh environments can affect their durability. Regular cleaning and maintenance can help mitigate environmental factors.
  4. Quality Installation: Proper installation by trained professionals is crucial for the longevity of solar panels. Improper installation can lead to issues such as water infiltration or physical damage, which can reduce the panel’s lifespan.
  5. Degradation Rate: Over time, solar panels will experience a gradual decrease in efficiency, a process known as degradation. The rate of degradation is typically low, with most high-quality panels losing about 0.5% to 1% of their efficiency per year. This means that after 25 years, a solar panel may still be operating at around 75% to 87.5% of its original efficiency.
  6. Warranty: Solar panels often come with performance warranties that guarantee a certain level of performance (typically around 80% to 90% of their initial efficiency) for a specific number of years, such as 25 or 30 years. This warranty provides assurance that the panels will continue to produce electricity for an extended period.
  7. Regular Maintenance: Routine maintenance, such as cleaning the panels to remove dirt and debris, can help extend their lifespan. Periodic inspections to identify and address any issues are also recommended.

It’s worth noting that even after their stated lifespan, solar panels do not suddenly stop working but instead continue to produce electricity at a reduced efficiency. Many older solar panels continue to generate power for years beyond their warranty period.

When investing in a solar panel system, consider factors like the warranty, manufacturer reputation, and local environmental conditions. Regular monitoring and maintenance will help ensure your panels continue to perform efficiently for decades, making solar power an attractive and sustainable energy option.

Schedule Your Insulation Services Today!

Whether you are building a new house, or just need to remove the old insulation and install a newer more energy efficient option Barrier Insulation is Phoenix’s first choice in home and commercial insulation and solar services. We proudly provide the valley’s more comprehensive insulation service that helps you stay more comfortable and save on energy. Click here to schedule on our website, or just give us a call at 602-499-2922.

Fun Facts About Solar Energy
Written by Barrier Insulation Inc

Are Solar Panels Right For Me?

Read on to learn more.

Whether solar panels are right for you depends on a number of factors, including:

  • Your energy needs: How much energy does your home or business use each month?
  • The amount of sunlight your home or business receives: Solar panels need sunlight to generate electricity. If your home or business doesn’t receive enough sunlight, solar panels may not be a good option.
  • The cost of solar panels: Solar panels can be expensive, but there are many government incentives available to help offset the cost.
  • Your budget: How much money are you willing to spend on solar panels?
  • Your long-term goals: Do you want to generate all of your own electricity with solar panels, or do you just want to reduce your reliance on the grid?

If you are considering solar panels, we recommend getting a consultation from a solar installer. They can help you assess your needs and determine if solar panels are right for you.

Here are some additional things to consider when deciding if solar panels are right for you:

  • The age of your roof: Solar panels can be installed on roofs of all ages, but if your roof is nearing the end of its lifespan, you may want to consider replacing it before installing solar panels.
  • The type of roof you have: Solar panels can be installed on most types of roofs, but some roofs, such as metal roofs, may require special modifications.
  • The amount of shade on your roof: Solar panels work best when they receive direct sunlight. If your roof is shaded by trees or other structures, you may need to trim or remove the shade to get the most out of your solar panels.

Are Solar Panels Easy To Maintain?

Yes, solar panels are relatively easy to maintain. The most common maintenance task is cleaning them to remove dirt, dust, and debris that can reduce their efficiency. You can clean your solar panels yourself with a soft cloth and water, or you can hire a professional to do it for you.

Other than cleaning, there is not much else you need to do to maintain your solar panels. They are designed to last for many years with minimal maintenance.

Here are some tips for maintaining your solar panels:

  • Clean them once or twice a year, or more often if they are located in an area with a lot of dirt or dust.
  • Avoid using harsh chemicals or abrasive materials when cleaning your solar panels.
  • If your solar panels are covered in snow or ice, you can gently brush them off with a broom. Do not use a pressure washer, as this can damage the panels.
  • If you notice any damage to your solar panels, such as cracks or broken glass, have them repaired by a qualified professional.

By following these tips, you can help keep your solar panels in good condition and maximize their efficiency for many years to come.

Here are some additional things to keep in mind about solar panel maintenance:

  • Solar panels are covered by a warranty, which typically covers the cost of repairs or replacement for a period of 20 to 25 years.
  • The amount of maintenance required for solar panels will vary depending on the climate and environment in which they are located.
  • If you live in an area with a lot of dust or dirt, you may need to clean your solar panels more often.
  • If you live in an area with a lot of snow or ice, you may need to remove snow and ice from your solar panels more often.


Environmental Benefits Of Solar Energy

How much sunlight do I need to make solar panels worthwhile?

The amount of sunlight you need to make solar panels worthwhile depends on a number of factors, including:

  • The efficiency of your solar panels: The more efficient your solar panels are, the less sunlight you need to generate the same amount of electricity.
  • The size of your solar panel system: The larger your solar panel system, the more sunlight you will need.
  • Your energy needs: The more energy you use, the more sunlight you will need.
  • The location of your solar panels: Solar panels in sunny areas will generate more electricity than solar panels in cloudy areas.

Generally speaking, you need an average of 4 peak sun hours per day to make solar panels worthwhile. Peak sun hours are the amount of sunlight that is available at its strongest point during the day.

For example, if your home receives an average of 4 peak sun hours per day, and you have a solar panel system that is sized to meet your energy needs, you can expect to offset about 100% of your electricity costs.

If you live in an area with less sunlight, you may still be able to benefit from solar panels, but you may need a larger solar panel system or you may need to supplement your solar power with other sources of energy, such as a battery or the grid.

It is important to talk to a solar installer to get a personalized estimate of how much sunlight you need to make solar panels worthwhile for your home.

Here are some additional things to keep in mind about the amount of sunlight needed for solar panels:

  • Solar panels can still generate electricity on cloudy days, but they will not produce as much electricity as they would on sunny days.
  • Solar panels can also generate electricity in the winter, but they will produce less electricity than they would in the summer.
  • The amount of sunlight available can vary from day to day and from season to season.

By understanding the amount of sunlight you need to make solar panels worthwhile, you can make an informed decision about whether solar panels are the right choice for your home.

Schedule Your Solar Services Today!

Barrier Insulation is Phoenix’s first choice in home and commercial solar panel installation. We proudly provide the valley’s more comprehensive service that helps you stay more comfortable and save on energy. Click here to schedule on our website, or just give us a call at 602-499-2922.

Home Energy Audit Costs
Written by webtechs

Home Energy Audit Costs

On average, a home energy audit costs $415. Prices will range between $208 and $675 for this service, according to BobVila.

Average Home Energy Audit Costs

Energy audits help homeowners determine just how energy efficient their home is. Most homeowners want to know how energy efficient their home is in order to make any necessary improvements. A home energy audit is performed to assess efficiency and identify any areas where energy may be wasted. The audit will include suggestions on how to reduce a home’s energy consumption.

The typical audit comes complete with an inspection of the heating and cooling systems, insulation, windows, lights, and other components inside the home. This audit can also identify potential health and safety risks, such as poor ventilation or carbon monoxide leaks.

Home energy audits cost an average of $415 for U.S. homeowners. The total cost, though, can be determined by a number of factors. These factors include the home’s size and age, equipment needed, and any other extra services. It’s crucial for all homeowners to have an understanding of these factors prior to calling the professionals for this service.

Here are the average costs for this service:

  • Low Cost: $208.
  • Average Cost: $415.
  • High Cost: $675.

Energy Audit Cost

Home Energy Audit Cost Factors

These audits are undoubtedly a key part of keeping your home at maximum efficiency. Home size, level of audit, and location will all play a role in determining the overall cost for homeowners. Let’s go into detail on all these factors.

Size Of The Home

The total size of the home is one of the biggest factors influencing price. Larger homes, of course, will use more energy overall. Typically, energy audits will cost between $0.08-$0.50 per square foot.

Here are a few average costs by square footage:

  • 1,000 sq. ft. home: $290.
  • 1,500 sq. ft. home: $440.
  • 2,000 sq. ft. home: $580.
  • 2,500 sq. ft. home: $730.
  • 3,000 sq. ft. home: $870.

ASHRAE Audit Level

The American Society of Heating, Refrigerating and Air-Conditioning Engineers or ASHRAE, is a global organization promoting heating, ventilation, refrigeration and air conditioning advancements. ASHRAE has developed a home energy audit program in order to help homeowners assess and reduce home energy consumption.


Your geographic location can undoubtedly influence the cost for several different reasons. First, different areas and states will feature differing average home sizes. A specific area’s cost of living can also impact the audit cost. Contractors working areas with higher living costs are more likely to charge higher rates for audit services. Cities with the highest energy audit costs today are New York, Miami, and Austin, Texas.

Test Type

Depending on the type of test, the overall cost of the audit can fluctuate. For example, a blower door test, which identifies a home’s airtightness, costs an average of $350. A duct test, searching the home for leaks and blockages, costs only $100. Infrared imaging tests will cost an average of $200.

Home Energy Audit Types

The three main types of energy audits are level 1, 2, and 3. Each level comes with different details and costs.

Level 1

Level 1 audits aim to figure out a home’s energy-saving potential. These audits will generally cost between $150-$200. Level 1 is the most affordable test, but it is not as thorough as the other levels.

Level 2

Level 2 tests will involve a thorough survey of the home’s energy consumption, ranging from $250-$400. Level 2 is often described more as a energy survey and analysis rather than a walk-through inspection.

Level 3

This is the most comprehensive test, with homeowners likely to pay between $650 and $900. While this level is typical for a commercial inspection, it also works for homes experiencing complex energy issues.

Benefits Of Home Energy Audits

There are many benefits of home energy audits, including the following:

  • Lower Electricity Bills.
  • Stabilized Home Temperatures.
  • Improved Air Quality.
  • Reduced Carbon Footprint.
  • Increased Home Value.

DIY Vs Professional Home Energy Audit

While DIY audits are becoming more popular, these tasks can be far too difficult for the untrained eye. A professional audit will cost more, of course, but a thorough test will save homeowners lots of money in the future. Investing in professional services is a wise decision for every homeowner. Contact the team at Barrier Insulation to learn more!

Schedule Your Services Today!

Whether you are building a new house, or just need to remove the old insulation and install a newer more energy efficient option Barrier Insulation is Phoenix’s first choice in home and commercial insulation and solar services. We proudly provide the valley’s more comprehensive insulation service that helps you stay more comfortable and save on energy. Click here to schedule on our website, or just give us a call at 602-499-2922.

Fun Facts About Solar Energy
Written by webtechs

21 Fun Facts About Solar Energy

Check out these fun facts about solar energy below!

1. Solar Energy Is A Free Energy Source

Not only is solar energy abundant and accessible, it is also free. In fact, it takes less than 10 minutes for light to travel 90 million miles from sun to Earth, with this process occurring nonstop each and every day.

2. Solar Energy Can Power Your Entire Home

Solar energy is undoubtedly the safest and greenest solution to your home’s key power systems. Lighting, electrical appliances, ventilation fans, hot water heaters and air conditioners are a few examples.

3. It Is the Earth’s Most Abundant Energy Source

More solar energy reaches the Earth in one hour than all of humanity needs for a full year. Solar panels can harness this clean energy source courtesy of solar photovoltaic cells.

4. Solar Energy Is Becoming More Affordable

Solar energy will become more and more affordable in the future thanks to scientific and technological advancements. Cost patterns continue to decline, as efficiency rises across the industry.

5. Going Solar Can Increase Your Home Value

According to the National Renewable Energy Laboratory, installing solar panels can increase your home’s value by $20 for every $1 reduction in annual utility bills. This means that a solar energy system that saves $400 per year on utility bills will ultimately boost your home’s value by $8,000.

There are mixed views by many home experts, though. They believe the value of solar panels truly lies in the eyes of the potential buyer. Some may see it as a plus, others may see it as a negative. Solar panels are just like swimming pools or fences in that regard. It really depends on what the buyer is looking for in a new home purchase.

Once you’ve found the right buyer, there is no doubt these systems will increase your home’s overall value. Enjoy the countless savings on utility bills in the meantime.

6. Locks In Utility Costs For The Next 25 Years

With solar panel installation, you have the ability to lock in your utility costs for the next quarter of a century. Utility rates are constantly going up and seemingly never coming back down. Take away the certainty of rising costs by investing in solar power today.

7. Better Long-Term Health For Humans

Cleaner air will result in cleaner lungs for mankind. In fact, the US Office of Energy Efficiency & Renewable Energy estimates that cleaner air could have a positive impact on humans with the possibility of saving up to 25,000 lives.

8. Future Of Alternative Energy

Solar energy helps fight climate change and the greenhouse gas effect. The majority of people now recognize solar power as the future of alternative, renewable energy.

9. Thermal Storage Systems Can Store Solar Energy

It is possible to store solar energy in the form of heat in thermal storage systems by utilizing material featuring high specific heat. These materials can include water, soil, stone and salt.

10. Solar Energy Can Help Make Saline Water

Producing salt from seawater is one of the oldest solar energy uses. This energy can make potable, brackish or saline water to treat wastewater, without using any electricity or chemicals.

Solar Panel Quotes

11. Solar Energy Was First Discovered In 1839

Alexandre Edmond Becquerel first discovered “the photovoltaic effect” in the year 1839, which was just one year the first coal-fired power plant was built. So, what is the photovoltaic effect? This is when an electrical current happens in a conductor after the sun’s rays make contact with it.

12. It Comprises Radiant Heat And Light

Solar energy is essentially any type of energy generated by the sun. The energy originates from the sun through nuclear fusion, which is when protons in hydrogen atoms collide in the sun’s core, fuse, then create a helium atom.

13. Solar Power Produces No Pollution

Solar power is undoubtedly one of the cheapest and most sustainable energy sources in the world today. Outside of the manufacturing process, this energy source creates no pollution at all.

15. Combats Climate Change

As the amount of carbon trapped in the atmosphere continues to rise, so too will the amount of heat our planet retains. This trend will continue to affect climates in all different kinds of areas, causing warmer or cooler weather, with the potential of creating sudden and destructive storm patterns.

Scientists and climatologists agree that we need a renewable energy source to curb the negative effects to our climate. Solar energy is one of the ways that can reduce CO2 emissions and release less pollutants into the environment.

16. Reduced Air Pollution

Fossil fuels are known to create lots of pollutants, including dirty air and smog. These are undoubtedly bad for the environment and your health. Electricity generated by solar power will drastically reduce greenhouse gas emissions (specifically CO2), which is generated when fossil fuels are burned.

This has led to rising temperatures across the globe and climate change, which further leads to environmental and health problems. Going solar will ultimately reduce demand for fossil fuels, limiting the amount of greenhouse gases that are released into the atmosphere.

17. There Are Solar Cities

Solar Cities is an initiative seeking to boost solar energy projects around the world. This project has already been signed by government officials in Georgia, Ukraine and Croatia.

18. Less Dependence On Nonrenewable Energy

Going solar is a great first step toward maintaining an energy-independent home. Solar energy helps to reduce the overall dependence on nonrenewable sources like fossil fuels. Nonrenewable energy sources create many of the pollutants that have a negative impact on our air quality.

Nonrenewable resources are given this name simply because they will run out eventually. The faster the human race makes the full transition to renewable energy, the better for the environment and future generations.

19.Reduced Water Usage

If an energy source does not burn fossil fuels for power, then it most likely uses water as a resource. Both hydropower and nuclear energy use lots of water to produce electricity. Solar panels generate their energy directly from the sun without the use of water and without having a negative impact on the ecosystem as a whole.

20. Solar Panels Last Up To 30 Years

Once installed, solar panels can operate at maximum efficiency for 25 to 30 years. Performance will degrade after this timeframe, but the panels will never stop working.

21. Solar Energy Is One Of The Most Used Renewable Energy Sources

Wind currently ranks number one on the list of most used renewable energy sources. Electricity from hydropower is number two, while solar energy currently ranks third.

Environmental Benefits Of Solar Energy

Schedule Your Solar Services Today!

Barrier Insulation is Phoenix’s first choice in home and commercial solar panel installation. We proudly provide the valley’s more comprehensive service that helps you stay more comfortable and save on energy. Click here to schedule on our website, or just give us a call at 602-499-2922.