Find a Solar Panel Installer you can trust in Purfleet.

How long your solar panels will last depends on their age and quality. Most modern solar panels have 20-30 year warranties, but this doesn’t mean that they’ll stop working at this point. Many will stay at a good efficiency level for up to 40 years, while others will start to decline earlier.

If you’re looking to install a solar thermal system in your home, this is usually one of the first concerns several homeowners have. Being fully aware that solar water heating systems are usually more expensive than their counterparts - the conventional water heating systems, the question arises whether or not you’ll be able to save some money from your solar water heating system in the long run. In this article, we aim provide an answer to this important question. Let’s take a closer look!

When it comes to solar thermal systems, the money you’ll be able to save in the long run depends on a wide range of factors. These factor includes:

✓ Your system’s performance.

✓ Your geographical location and solar resource

✓ Your household’s hot water demand

✓ Financing and incentive options that are available.

✓ The cost of fuel that’s being used for your alternative or backup water heating system, if you own one.

✓ The cost of conventional fuels such as oil, electricity or natural gas.

There are several benefits, however, that comes with the installation of a solar water heating system. Since the sun is absolutely free, future fuel shortages and price hikes will have little impact on you. Also, on the average if you decide to fit a solar thermal system your water heating bills is expected to drop about 50 percent to 80 percent. What’s more? The economics are even a lot more attractive when you’re just about to build a new home or refinancing. When you include the price of a solar water system in a 30 year mortgage, it’ll normally amount to very low price per month. Therefore, on a monthly basis you’ll be saving more and paying less.

Solar thermal panels work by capturing heat directly from the sun and using it to heat water. This hot water is then passed through a coil to heat the water for your central heating system. Solar thermal systems are compatible with many existing conventional boilers with hot water tanks, and can be set up to feed in to your existing heating system.

Most domestic solar thermal panels do not need planning permission and are covered by permitted development rights. There are restrictions on the size and location of these systems. If you live in a conservation area or listed building, or want to install a very large solar thermal system, check with your local authority to see if you will need planning permission.

It’s vital to purchase a solar panel system that suits your property. If you’re investing in a solar panel system, it makes the most financial sense to get the biggest one possible. However, whether you can do this or not depends on budget and space.

Here’s an idea of how much roof or ground space you’ll need to install a few different sizes of commercial solar panel system.

Solar panel system size, No. of solar panels, Approximate area required

11kW, 44, 64m²

20kW, 80, 116m²

30kW, 120, 173m²

40kW, 160, 231m²

50kW, 200, 288m²

How Long Do Solar Panels Last?

As an alternative form of energy, solar panels are becoming increasingly popular all thanks to a wide range of benefits it provides. It does not produce any emission which makes it greener and more environmentally friendly, it requires little maintenance and are less likely to break down, they also come with warranty that are always quite long mainly because of the life expectancy of the average solar panel amongst many other advantages. Therefore, if you’re considering to purchase and install new solar panels within your home, you’d also probably want to know the time period in which they’re expected to last. In this article, we aim to help you answer this question so you can make an informed decision going ahead.

As a result of the rising energy bills as well as the desire to be greener, solar panels are becoming increasingly popular by the day in the UK. The most recent models of solar panels in the market possesses an expected lifespan of 40 to 50 years as well as warranties that keeps them protected for a minimum of half of that period. These warranties also serves as a guarantee to the solar panel’s level of performance over the first half of their lifespan. Several warranties will guarantee that the performance will not go below 80 percent before the warranty lapses. And even more importantly, some solar panels are crafted in such a way that they wouldn’t drop below 80 percent performance level throughout their lives.

However, in order to derive maximum benefits from your solar panels for a long period, there’s a need to ensure they’re properly maintained at least once a year throughout their lifespan.

• Don’t buy cheap solar panels – while it might seem tempting, make sure you choose MCS-certified solar panels. Any reputable installer will recommend high quality solar panels, which is another reason to have them professionally installed rather than doing it yourself.
• Ensure that your installer uses non-combustible mounting systems and frames.
• Check your system regularly for signs of pests gnawing through cables.
• Keep your solar panel system regularly maintained with proper testing and servicing carried out as recommended by your installer.
• If something doesn’t look right to you, get in touch with your installer and ask – they should be more than happy to help.