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All about roof top solar: The definition, advantages and disadvantages

Rooftop Solar: Power Your Home or Business! Explore rooftop solar - definition, advantages, and disadvantages.

Table of Contents


What is roof top solar energy? What benefits does it bring and what are the most important advantages and disadvantages to the environment? How many kinds of this top solar system nowadays? Read this article for more information.

I. The definition of roof top solar energy and its importance to the environment

Roof top solar energy is the energy generated by panels installed on the roof of a house, a business, or a factory to produce electricity and solar thermal energy. In most cases, house systems do not use all of the energy generated by the panels, it creates superabundance. Therefore, often the people using this system are production and business establishments or businesses because of the large amount of energy to installation vivablast thumbnail (1)

1.1 Roof top solar energy and its advantages and disadvantages

Using roof top solar energy isn’t the perfect solution for everyone, so you have to consider the pros and cons of this energy system method. With all of the common advantages of active solar energy and drawbacks, the information below is a few of the ones that consistently rise to the top.

1.2 The advantages of rooftop active solar energy to the environment

Let’s find out what is the active solar energy advantages to user and the environment: The advantages of this method to users:This method helps lower the electric bill and improve the value of the house.

  • Reduce the amount of money for electricity bills.
  • Solar electricity can be sold back to the grid, improving the economy.
  • Roof top solar energy is a truly renewable energy source.
  • Solar energy can be used to heat water, power homes and buildings, even power cars,…
  • It helps increase the value of your home

The advantages of top solar to the environment:

  • Top solar energy power is pollution-free and causes no greenhouse gasses to be emitted after installation.
  • Roof top solar reduces carbon emissions.
  • Solar is the most versatile form of alternative energy that doesn’t need a large water source.
  • Save other resources.

1.3 The disadvantages of roof top solar energy that you should know

Besides those advantages, roof top solar system has its disadvantages below:

  • Top solar panels don’t work for every type of roof.
  • High initial costs for material and installation at the beginning of purchase.
  • Depends on the weather.
  • It may be difficult to find a local installer depending on where you live.

Learn more about the advantages and disadvantages of roof top solar system installation in the article: Advantages and disadvantages of solar system installation and how to maintain it

II. Three popular roof top solar system solutions nowadays

There are 3 types of popular rooftop solar system solutions nowadays. Take a look and find out what are the pros and cons of each type.

2.1 The independence of roof top solar system

Independent top solar systems are commonly used in places where there is no national grid electricity or the electricity is unstable. It can be installed for personal use.

  • The independent active solar energy advantages are: It is self-sufficient in power, independent of the national grid, and can be installed anywhere.
  • The disadvantage of this system is the cost of investing in a DC storage system to be able to meet the demand for electricity. Replacing a new storage battery will create a source of polluted waste for the environment.

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2.2 Top solar power system directly connected to the grid

Top solar systems directly connected to the grid are very popular nowadays, suitable for factories, malls, schools, hospitals, households…

  • The advantages of grid-connected roof top solar power systems are simple structure, easy installation, low investment and maintenance costs, and high durability. Reduce the burden on the national grid during the daytime, peak hours and in the hot season. Profits from selling surplus electricity to the national grid.
  • The disadvantage of this system is that there is no electricity to use when the grid is out, the generated electricity can only be used during the day, the counting board still has to use the electricity of the national grid.

2.3 The pros and cons of hybrid roof top solar system energy

This system is a combination of the two types above, it is suitable for places where electricity must always be available such as hospitals, schools, etc. If the incoming electricity is not used up, it will be transferred to the national grid.

  • The pros of the hybrid roof top solar power system are the preferred combination of both independently applied and directly connected solar power systems.
  • The cons of this system are the huge investment cost and maintenance.

Using roof top solar system helps to save electricity bills, does not emit greenhouse gas emissions, protects the environment, in addition, users of the solar power system can also benefit from the difference. electricity purchase price. If you are looking for a leading solar solution construction company in Vietnam, VIVABLAST is a renowned name with whole experience and expertise. For direct consultation, don’t hesitate to get in touch with us via:

  • Phone: (+ 84-28) 38 965 006/7/8
  • Fax: (+ 84-28) 38 965 004
  • Email:

About Us

Vivablast was founded in 1994, as a 100% foreign-owned company with an ambition to become the most preferred and trustful service provider for industrial assets protection in Southeast Asia.

Over the past two decades, Southeast Asia experienced rapid economic growth with significant investments in industrial facilities, equipment, and infrastructures of Oil and Gas, Renewable Energy, Marine, Power Generation & Manufacturing sectors.

Hence, Vivablast has succeeded as a reliable subcontractor for many International & Domestic companies by delivering our professional services to such prestigious companies as PIRIOU, JGCS, Technip, KNOC, Metacor, PTSC groups, Vietsovpetro, etc. with great passion.

Our innovative system of mobile blasting & painting workshops can be mobilized anywhere in Southeast Asia for all major projects and infrastructure sites, which has performed very well during Vietnam’s first refinery project – Dung Quat followed by Vung Ang 1.2 Power Plant project and the biggest Oil & Gas complex in Vietnam – Nghi Son Refinery.

In 2014, Vivablast landed in the soils of Thailand, Myanmar, and Malaysia to capture the growing demands of customers at any time and anywhere.

Over 28 years of steady deliberate growth, we feel confident and proud of our team and their capacities to play a vital role in the multi-disciplinary industrial services provider.

Why Choose Us?

Expertise of industrial assets preserving since 1994


Vivablast is a company that offers surface preparation and industrial painting solutions for various industries such as oil and gas, marine, construction, and mining. Some of the solutions they offer include abrasive blasting, hydro blasting, tank cleaning, industrial coating, and passive fire protection.

Board of Management

Mr Jacques Vivarès – Chairman
Mr Boris Vivarès – Vivablast Group General Director – Commercial & Business Development
Mr Shanthamani Muthukumar – Vivablast Vietnam General Manager

Vivablast is a global provider of industrial asset protection solutions in Vietnam, Thailand, Myanmar, and surrounding countries. Vivablast is a 100% foreign-owned Company accredited ISO 9001:2015 & ISO 45001:2018 by Bureau Veritas with offices and setup over South-East Asia. Since 1994, we have been servicing industry leaders in major projects from construction phase to maintenance programs. Our vertical expertise includes all industry sectors, particularly: oil & gas, power & utilities, shipbuilding, mining and manufacturing. We design and deliver professional services to preserve our Clients’ assets sustainably, through efficient and reliable specialty services and integrated solutions.

Vivablast is committed to sustainability and social responsibility. The company aims to reduce its environmental impact through various initiatives, such as implementing environmentally friendly technologies and reducing waste. Additionally, Vivablast has programs in place to support its employees, their families, and the communities in which they operate. The company also supports various charitable organizations and encourages its employees to participate in community service activities.