
A guide to help homeowners select the right rooftop solar system based on their energy needs, budget, and other factors.
As the cost of energy continues to rise, many homeowners and businesses are turning to rooftop solar systems to reduce their electricity bills and contribute to a cleaner environment. However, with so many options available, choosing the right solar system for your needs can be overwhelming. In this guide, we’ll walk you through the key factors to consider when selecting a rooftop solar system.
Determine your energy needs
Before selecting a solar system, it’s important to determine how much energy you need to generate. Look at your electricity bills over the past year to get an idea of your average energy usage. You can also consult with a solar energy professional to help you calculate your energy needs based on factors like the size of your home or business and your energy usage patterns.
Evaluate your roof’s suitability
Your roof’s orientation, tilt, and shading can impact the performance of your solar system. A south-facing roof with a 30-degree angle is ideal for solar panels, but other orientations and angles can work as well. Your solar installer can evaluate your roof’s suitability and recommend the best placement for your solar panels.
Choose the right size system
The size of your solar system will depend on your energy needs and your budget. A larger system will generate more energy but will also cost more. It’s important to strike a balance between your energy needs and your budget to ensure you get the best value for your investment.
Consider the type of solar panels
There are two main types of solar panels: monocrystalline and polycrystalline. Monocrystalline panels are more efficient and take up less space, but they also tend to be more expensive. Polycrystalline panels are more affordable but may require more space to generate the same amount of energy. Your solar installer can help you choose the right type of panels for your needs.
Evaluate the inverter
The inverter converts the DC power generated by your solar panels into usable AC power for your home or business. There are three main types of inverters: string inverters, microinverters, and power optimizers. Each has its own advantages and disadvantages, so it’s important to choose the right type for your needs.
Consider the warranty
A solar system is a significant investment, so it’s important to choose a system with a warranty that will give you peace of mind. Most solar panels come with a 25-year warranty, but the warranties for inverters can vary. Make sure to read the warranty carefully and understand what is covered.
Choose a reputable installer
Finally, it’s important to choose a reputable solar installer who will provide high-quality installation and ongoing support. Look for installers who are licensed, insured, and have a track record of successful installations.
By considering these factors, you can choose the right rooftop solar system for your needs and start enjoying the benefits of clean, renewable energy. With a rooftop solar system, you can reduce your energy bills, increase the value of your property, and contribute to a more sustainable future.