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2022 Review of Solar Water Heaters For Your Home

Solar Water heaters
Georgia Carter Updated: 01 July 2022
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Do you want to save money and energy? Solar heated water systems are a great way for homeowners to reduce their carbon footprint. They can also be used in commercial buildings, such as schools, hospitals, and shopping centres. The system is easy to install and maintain because it’s self-contained. It doesn’t require any additional piping or wiring.

You can start saving money today by installing a solar water heater on your roof! Not only will you be reducing your carbon footprint, but you could also qualify for government rebates that cover up to 50% of the installation cost. This article outlines how solar hot water works, the types of solar water heating systems, and how to choose the best solar water heating system for your home.

Key facts

  • There are three main types of solar heating systems, namely Thermosiphon Systems, Direct-Circulation Systems, and Drain-Down Systems.
  • Solar water heaters utilise only the sun and water, whereas heat pumps still rely on a small amount of energy.
  • There are various government small-scale certificates and rebates one can receive for their hot water solar system.
  • Remember to consider the price, size, and efficiency of numerous solar water heaters before making your final purchase.
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What is a solar-powered water heating system

Solar water heater takes the power of the sun and uses it for heating fluids, which you then use in a shower or bath without using any fuel sources. This means that this system can be used as an eco-friendly alternative if we ever need one. The best collectors are the sun-facing variety, which uses water only. They’re able to achieve great performance with just this single type of heat exchanger because they have an extra advantage over other types: it’s much easier for light from external sources (like natural sunlight)to enter into them.

Solar water heaters vs heat pumps

Solar hot water systems are a great way to make your home more energy independent. A stand-alone system uses collectors on the roof. In contrast, booster installations use either natural gas or electricity from grid sources as a backup for a reliable supply of scorching waters in times when you need it most.

With the help of a small amount of electricity, heat pumps can operate an efficient refrigeration system. The pumped-around liquid will pick up warmth from the air and transfer it into water stored within their tanks for future use as needed by you or your family members.

Choosing the best solar water heater

The most important consideration when selecting a solar water heater is whether or not you have the space on your roof to accommodate one. Solar panels collect sunlight and convert it into heat; therefore, an adequate amount of clear weather should be present for best performance. Below are a few factors you should consider before purchasing your solar water heater.

  • Price: Always consider your budget and potential maintenance costs before purchasing.
  • Evaluate your homes sunlight access: There’s no point in getting a solar water heater if your home doesn’t get any sun. Be sure to check up on the amount of sunlight you receive for a solar heater to be as effective as possible.
  • Check up on the size: Solar water heaters can be large, and you need to ensure you have the right-sized roof to accommodate them.
  • Review government regulations: Always check up on Government regulations and potential rebates to lower the costs.
  • Investigate how much hot water you need: If you have a large home and purchase a small water heater, you’ll be disappointed. Review the monthly and daily amount of hot water your household consumes and purchase a solar water heater accordingly
  • Consider installation and maintenance: While a solar water heating system is costly enough, you must not forget to consider installation and maintenance costs.
  • Contact a professional: Never attempt to install or maintain your solar water heating system by yourself. When in doubt, always contact a professional.

Compare solar-powered water heaters

Rheem solar hot water

Put the power of solar in your pocket with a Rheem water heater. Choose from indoor or outdoor options, depending on where you live and what type of space constraints there may be. They offer great efficiency so it’s not too much trouble for those who want their homes muggy all year round. Rheem offers a storage heat exchanger, solar tank, or electric storage water heater. You get the choice of two models storage tank or single element water heater. 80 and 120-gallon capacity.

Rinnai flat plate solar hot water

The flat plate solar system is a great way to harness the power of sunlight. These systems consist mainly of two components, one being a tank for holding rainwater so it can be heated by means like hot water heaters or radiators while another component collects energy from collectors installed atop your roof, which are connected through pipes below ground level where they’re pumped along with circulating fluid. 

Ecosmart Solar Hot Water (Owned by Dux)

EcoSmart™ is here to lower greenhouse gas emissions and provide you with the most efficient hot water system. They also focus on providing local service while still delivering big business guarantees – no matter what size installation needs are. You’ll enjoy steaming hot showers thanks to the high-tech equipment as well as huge savings on your monthly utility bill – all without sacrificing any comfort levels inside of homes. With a full range of solar hot water and heat pump systems, EcoSmart offers the most environmentally friendly options for your home.

Dux Solar Hot Water

The Dux Hot Water Heater is a great investment for your home. It provides all of the hot water we need and it’s very quiet too. DUX offers a good range of products and is competitive on prices when it comes to household needs. They also have enough variety with guarantees that will give households peace of mind as well as savings!

solar water heaters

Envirosun Solar Hot Water

Envirosun systems are 100% Australian owned. Their range of hot water solutions have been designed and built specifically for the Australian climate, so you can feel confident knowing your investment will provide reliable warmth all year round. The three most common types include thermosyphon (which uses heat transported by conduction), split-solar thermal technology – also known as dual-pane glass; wherein heated fluid flows through one side but not another due to its unevenly applied pressure–and air sourced solar which operates without any external energy input.

Edson Solar Hot Water

Edson SRT Hot Water Systems are built with Duplex Stainless Steel, providing greater strength and corrosion resistance which does not require any coating. The industry-leading 65mm blown polyurethane insulation coupled with a robust powder-coated galvanized casing suitable for Australia’s harsh conditions will keep your family warm this winter. 

Solahart Solar Hot Water

The roof-mounted tank systems of Solahart are efficient, reliable and save space at ground level. Their simple design makes them an attractive choice for many buildings – from homes all the way up to office spaces. The collectors’ heat absorbent coating ensures that this solar technique will continue working in even hot climates.

Grid-connected solar systems are the most common size for homes in Australia, with a 5kW to 7 kW installed. A system this large can produce enough energy and reduce your electricity bills fast enough that you will see an immediate return on investment. This size is cheaper than a 6kW system while supplying an adequate amount of power.

Solar rebates and Feed-in tariffs for solar water heaters

The small-scale technology certificate (STC) is equal to 1-megawatt hour of renewable electricity either generated or displaced by eligible solar panels, wind turbines and hydro-powered devices. An STC can be used as a financial incentive for installing these types on your home’s roof which will cut down installation costs.

Government rebates are also on offer for both businesses and homeowners, as long as you fit the criteria. The government will give up to $1,000 in rebates on solar hot water systems. The average household that installs our products can expect an annual savings of between 140-400 dollars thanks to lower electricity bills and reduced operating cost at home.

Frequently asked questions and answers

  • What are the disadvantages of solar water heaters?

    Calcium buildup is the only significant disadvantage of many water softening systems. Scaling can occur when there are minerals suspended in domestic tap water, which build up as calcium deposits throughout your house’s plumbing system, but this usually doesn’t require much care or maintenance at all. When it comes to corrosion, the open-loop hydronic solar system is less likely than a closed-loop one with water cooling and an antifreeze solution. In this case, you’ll need special plumbing parts made of copper or other resistant materials that won’t be affected by oxygen ions coming from your panels’ surfaces.
  • How long does a solar hot water system last?

    The lifespan of a solar system is determined by the type and maintenance. A 5-20 year mark can be expected with flat panel, evacuated tube conversion geysers or high-pressure systems respectively; however this will depend on your home’s specific needs in terms for electricity consumption as well as if you choose not to use any other energy sources along side them (such electric lights).
  • What are the main causes of system failures in solar water heaters?

    Solar water heaters are great for saving money and the environment but they do have some drawbacks. For example, if your system isn’t maintained then it could experience costly repairs or element failures that cannot be avoided by insurance coverage. The most common issues with these devices include sediment buildup which leads to corrosion of metal parts. Be sure to regularly check and maintain your solar water heating system.
  • Do solar water heaters need maintenance?

    Solar water heaters are a great way to keep your home warm during winter, but they need some attention every now and then. Leaks can happen anywhere between the pipes or panels for example, which might not be covered by their limited warranty. Check if there’s any sign of leakage in other areas like tanks above floor level where condensation may occur since this will lead directly towards mould growth on walls below (and yes: you’ll want professional help getting rid).
  • How do I control the temperature of my solar water heater?

    To turn off the water heater at your home’s main circuit breaker, first shut down power by means of cutting into it with an electrician. Then unscrew the access panel on the side and use a flat-blade screwdriver to raise or lower the temperature according to the ranges listed below: A) Low – 59°F (15 °C); B). Standard – 160° F(70 ° C), High—765 Dtex sin.

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