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Thermann 4-Star 135L Gas Hot Water System | Supply+Install | LIFETIME WARRANTY

Hot water, hassle-free. This Thermann is built for families who value reliability, efficiency, and peace of mind. With expert installation and unbeatable service, you’re in the best hands!
✅ Professional Same Day Installation | 🔥 Energy Efficient | 📦 Fast Delivery
Was $2,099.00, Now $1,699.00 Special!
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  • Greater Brisbane
  • Gold Coast
  • Sunshine Coast, Scenic Rim, Bay Islands, Bribie Island, Toowoomba & Lockyer Valley (via quote request only)
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Gas Storage Hot Water System Package Selection Guide

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Choosing the right gas storage hot water system package depends on your installation needs, household size, and whether additional electrical work is required. Use this guide to compare package levels and find the best fit for your home.

Selecting the right package helps streamline installation, but we understand that needs may change, and that the purchaser isn’t a plumber. We’re flexible and can make adjustments, such as upgrading to the next package as needed.

💡 Which Package is Right for You?

BaseFor compliant replacements
Ideal for direct swaps where the existing system meets compliance. No extra plumbing or electrical work included.

(EXAMPLE - A Rheem 4-Star 135L replacing complaint Rheem 4-Star 135L not a Rheem 4-Star 170L)

SilverFor minor upgrades
Includes pipework alterations and a valve kit but does not include gas modifications or system disposal. Designed for those swapping a similar system and working to a tight budget. 

(EXAMPLE - Swapping a 10year old Rheem Stellar 360 with a new Rheem Stellar 330 where the existing installation is good but requires pipework alterations to adapt the new unit and new valve set for warranty)

🏆 Gold (Best Seller)For standard installations
Covers old system removal and plumbing modifications, making it the most common choice for standard installations.

(EXAMPLE - Swapping a 20year old Dux 4-Star 135L with a new Vulcan 4-Star 170L, Strip all down and redo the valves, pipework, drain lines, support base and dispose of the old unit)

💰 Sapphire (Best Value) – For installations requiring a new gas main or upgrade plus everything in the gold package

(EXAMPLE - Swapping an electric system with a new Everhot 4-Star 135L that requires a new gas line and connection to be installed, then strip all down and redo the valves, pipework, drain lines, support base and dispose of the old unit)

✅ PlatinumThe ultimate package
Includes everythingsystem relocation, extensive plumbing and gas upgrades.

(EXAMPLE - Replacing any existing system of any type then relocating it to a new position on the house that requires the gas lines/plumbing to be installed or relocated to the new installation position)


🏆 Package Comparison Guide

Feature Base Silver Gold 🏆 Best Seller Sapphire 💰 Best Value Diamond Platinum
Existing Unit Must be Identical Make/Model/Series as Purchase
Form 4 (Compliance Certification)
Pipework Alterations
Valve Kit (Required for System Operation)
Included Altered Pipework (m) 2m 8m 8m 8m 20m
🏆 Package Comparison Guide Base Silver Gold 🏆 Best Seller Sapphire 💰 Best Value Diamond Platinum
Support Base (For Uneven or Soft Ground)
Waste & System Disposal (Old System Removal)
System Drainlines (Prevents Flooding & Improves Longevity)
Electrical Isolator (Ensures Safe Operation & Maintenance Access)
Electrical Extension (Required for Distance to Power Source)
🏆 Package Comparison Guide Base Silver Gold 🏆 Best Seller Sapphire 💰 Best Value Diamond Platinum
New Electrical Circuit (For Homes Without Existing Power Supply)
Safety Switch (Protects Your Home from Electrical Faults)
Included Altered Cabling (m) 2m 10m 10m
System Relocation (Move System to New Position)
Requires Existing Installation to be Compliant

🛠 Need Help Choosing?

Not sure which package is right for you? Contact JR Gas & Water, and we’ll help you select the best solution for your home!

Choose the Perfect Hot Water Package - Not sure? Select the best option for your home!
Choose When You Want It Installed! Need hot water fast? Pick a priority install and skip the wait!
⭐ Most people choose the "Gold Package" for full service & 🔥 "Express Installation" for fast, reliable hot water!
  • Save Money, Save Time, save $50 When You Order Online* Discount added to cart
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  • Returns Available
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  • Fun Fact - Converting to a heat pump could save a family as much as $27,000 over the life of the system
Price
Regular price $1,699.00
Regular price $2,099.00 Sale price $1,699.00
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Thermann 135L 9504710 Gas Hot Water System Overview

The Thermann 135L 9504710, manufactured by Dux in Australia, is part of Thermann's range of reliable and efficient hot water systems, including the 135L model. This gas storage hot water system is designed to meet the needs of households with 4-5 occupants. Available in both LPG and Natural Gas models, this unit offers exceptional performance and durability, making it a great long-term solution for hot water. The system is designed for external installations and comes with a 7-year cylinder warranty, giving homeowners peace of mind knowing they have invested in a high-quality product.

With its 4-star energy efficiency rating and vitreous enamel lined steel tank, the Thermann 135L is built to withstand the elements and provide consistent, trouble-free hot water for years. It’s also known for delivering great water pressure at multiple outlets, ensuring a comfortable and reliable hot water experience for your household.

Compact Design for External Installation

Although the exact dimensions are to be confirmed (TBA), the Thermann 135L is compact enough to fit comfortably in most outdoor spaces. Its left-hand inlet and outlet design allows for easy installation, reducing labor time and costs. The system’s compact design makes it a great choice for households with limited outdoor space, providing powerful hot water delivery without compromising on performance. Additionally, the compact design also allows for easy replacement, minimizing disruption to the household.

Durability with Vitreous Enamel Lined Steel Tank

The vitreous enamel lined steel tank of the Thermann 135L ensures that the unit is corrosion-resistant, making it ideal for Australia's harsh weather conditions. This durable construction means the system can handle the rigors of daily use and external elements, providing long-term reliability. The 7-year cylinder warranty is a testament to the system's durability, offering homeowners confidence in their investment.

Energy Efficiency and 4-Star Rating

The Thermann 135L is a 4-star gas hot water system designed with energy efficiency in mind. This makes it a cost-effective solution for households looking to save on energy bills while still enjoying a reliable supply of hot water. With LPG and Natural Gas options available, the system is adaptable to different energy sources, making it versatile for a wide range of homes.

Standardized Connections for Easy Installation

Designed with standardized water connections and left-hand inlets and outlets, the Thermann 135L makes installation straightforward for plumbers. These standardized connections ensure that the system integrates seamlessly with most household plumbing, reducing the complexity of installation. The system also delivers consistent mains pressure to multiple taps, so you can enjoy strong water flow throughout your home, even when multiple taps are in use.

Additionally, a tempering valve is required by law for installation and ensures the safe operation of the hot water system.

Designed for Australia’s Harsh Environment

With over 10 years of trusted performance, Thermann is a well-regarded name in the hot water industry, known for designing systems that can withstand Australia’s tough conditions. The 135L model is no exception, with robust materials and features that ensure it operates efficiently in extreme temperatures and weather conditions. This makes it a reliable choice for outdoor installations, where systems are often exposed to the elements. Key specifications include gas consumption rates, recovery rates, and suitability for specific household sizes.

Safety and Reliability

The Thermann 4 Star 135L Gas Storage Hot Water System prioritizes safety and reliability, ensuring a secure and efficient hot water supply for your household. Key safety features include:

  • Adjustable Thermostat: Allows for precise control over the water temperature, preventing scalding and ensuring a comfortable showering experience.

  • Temperature Relief: The system is equipped with a Pressure and Temperature Relief (PTR) Valve, which automatically releases excess pressure and temperature, preventing damage to the system and ensuring safe operation.

  • Gas Consumption Monitoring: The system’s gas consumption is carefully monitored, ensuring that it operates within safe parameters and minimizing the risk of accidents.

System Performance and Capacity

The Thermann 4 Star 135L Gas Storage Hot Water System is designed to provide efficient and reliable hot water performance. Key performance features include:

  • Gas Storage Hot Water System: The system uses a gas storage tank to provide a continuous supply of hot water, making it ideal for households with moderate hot water demands.

  • Operating Costs Control: The adjustable thermostat allows for control over operating costs, enabling you to optimize your energy consumption and reduce your bills.

  • High Efficiency: The system boasts a 4-star efficiency rating, ensuring that it operates efficiently and minimizes energy waste.

  • Full Mains Pressure: The system provides full mains pressure, ensuring a strong and consistent water flow, even during peak usage periods.

  • Easy Replacement: The system’s small footprint and compact design make it easy to replace, minimizing disruption to your household.

Why Choose JR Gas & Water for Your Installation?

JR Gas & Water has been recognized as the 2023 national winner of Best Plumbers on productreview.com.au, as well as Best Home Care Store. Our exceptional customer service, product knowledge, and commitment to quality installation have earned us countless 5-star reviews. Here’s why you should choose JR Gas & Water for your next hot water installation across Greater Brisbane or beyond:

  • Product Expertise: Our team is highly knowledgeable about the products we install, ensuring you receive the right system for your household’s needs.

  • Quality Installations: We pride ourselves on attention to detail and delivering installations that are done right the first time, ensuring your hot water system operates smoothly.

  • Comprehensive Aftersales Support: We stand by our work, providing support after installation to ensure you’re satisfied and your system continues to perform at its best.

  • Manufacturer-Backed Warranties: By choosing JR Gas & Water, you’ll benefit from manufacturer-backed warranties, ensuring your investment is protected.

  • Competitive Pricing: While we may not be the cheapest, our customers consistently report that the extra value we provide more than justifies the cost. With JR Gas & Water, you get superior installation, great service, and the peace of mind that comes from a job done well.

Special Features of the Thermann 135L Gas Storage Hot Water System

  • 7-Year Cylinder Warranty: Offers long-term protection and reliability for your hot water system.

  • 4-Star Energy Efficiency: Provides cost savings on energy bills while delivering reliable hot water.

  • Vitreous Enamel Lined Steel Tank: Ensures durability and corrosion resistance, making it ideal for external installations.

  • Standardized Connections: Simplifies the installation process, reducing labor time and costs.

  • Trusted Brand: Thermann has over 10 years of experience in the hot water industry, offering reliable and well-built systems for Australian homes.

  • Thermann 4 Star Gas Range: The Thermann 135L is part of the Thermann 4 star gas range, known for its efficiency and suitability for families of 3-5 people.

  • Warranty and Support

The Thermann 135L Gas Hot Water System is backed by a 7-year cylinder warranty, ensuring long-term reliability and protection. In addition to the warranty, JR Gas & Water offers exceptional aftersales support, ensuring that any issues are quickly addressed and resolved. Our dedicated service team is always ready to assist with any questions or concerns you may have about your system.

Installation and Service in Greater Brisbane

For households in Greater Brisbane, JR Gas & Water offers professional installation services to ensure your new Thermann 135L system is set up correctly and efficiently. Our expert installers ensure that the system is installed to the highest standard, providing long-term reliability and optimal performance. Contact us via online chat, call 0478521501, or email info@jrgasandwater.com.au for more information or to book your installation.

Conclusion: Why Choose the Thermann 135L Gas Storage Hot Water System?

The Thermann 135L 9504710 Gas Storage Hot Water System is an excellent choice for medium to large households seeking a reliable and energy-efficient hot water solution. With its 4-star efficiency, durable vitreous enamel lined tank, and easy installation process, it offers a combination of value, performance, and durability that is hard to beat. Whether you’re looking for a system that can handle Australia’s harsh outdoor conditions or simply need a reliable hot water supply for your household, the Thermann 135L delivers on all fronts.

By choosing JR Gas & Water for your installation, you’re not only investing in a high-quality system but also benefiting from professional service, expert knowledge, and comprehensive aftersales support.

FAQs

1. How many people can the Thermann 135L gas hot water system accommodate?The Thermann 135L is designed for households with 4-5 occupants.

2. Is the Thermann 135L suitable for outdoor installation?Yes, the Thermann 135L is designed for external installations, making it ideal for outdoor placement.

3. What is the warranty on the Thermann 135L?The system comes with a 7-year cylinder warranty, ensuring long-term reliability.

4. Does the Thermann 135L offer good water pressure?Yes, the Thermann 135L delivers consistent mains pressure at multiple taps, ensuring strong water flow throughout your home.

5. How energy-efficient is the Thermann 135L?The system boasts a 4-star energy efficiency rating, making it a cost-effective option for households looking to save on energy bills.

ZipPay – 6-Month Interest-Free on All Products

ZipPay allows you to buy now and pay later, offering flexible, interest-free payments for up to 6 months on all JR products. It’s easy to set up, and you can customize your repayment schedule to suit your budget. Payments can be made weekly, fortnightly, or monthly, with a $6 fee if the balance isn’t paid off by the due date​.

Humm – Up to 12 Months Interest-Free

Humm provides interest-free payment plans on purchases up to $30,000, perfect for both small and large buys. For items over $2,000, you can spread payments over 12 months. Humm also offers flexibility in scheduling payments based on when you get paid​

Afterpay – 8 Weeks, No Interest

With Afterpay, spread the cost of purchases across four equal installments, due every two weeks, over an 8-week period. There’s no interest, and as long as payments are made on time, there are no fees. Perfect for purchases between $100 and $1,500​

Plenti Finance – For Reclaim Systems Only

Plenti Finance is available exclusively for Reclaim Energy systems. This option offers tailored repayment terms with competitive interest rates, helping make eco-friendly choices more affordable. For more detailed information on Plenti’s terms and eligibility for Reclaim systems, visit the Reclaim Energy finance page​

Brand - Thermann
Model Number -
Volume - 130/135L
Width - mm
Height - mm
Manufactured In -
Cylinder/ Heat Exchange Material - Steel
Cylinder/Heat-Exchange Warranty - 10 Years
Noise Level - dBa
Dry Weight - kg
Energy Source -
Wifi Controller Built in or Compatible -
Built In Timer -
LED/LCD Status Indicator -
Coefficient of Performance (COP) -

If you're in Queensland and considering a new electric hot water system, JR Gas & Water is the company to choose. Here's why:

Experience and Expertise: JR Gas & Water has over 10 years of experience in the gas and plumbing industry. Their team of licensed and insured professionals is highly skilled and knowledgeable about all aspects of electric hot water system installation, maintenance, and repair. They can provide expert advice on the best system for your needs and ensure a smooth installation process.

Quality Products: JR Gas & Water uses only high-quality products from trusted brands to ensure your electric hot water system is reliable and efficient. They also offer a range of options to suit different budgets and requirements.

Competitive Pricing: JR Gas & Water offers competitive pricing for their electric hot water systems, ensuring that you get a great value for your investment. They also provide a detailed quote upfront, so there are no surprises or hidden costs.

Customer Service: JR Gas & Water is committed to providing excellent customer service. They are always available to answer any questions or concerns you may have and are committed to ensuring your satisfaction.

Local Business: JR Gas & Water is a locally owned and operated business in Queensland. By choosing them for your electric hot water installation, you are supporting a local business and contributing to the local economy.

Warranty and Guarantee: JR Gas & Water provides a warranty and guarantee on all their products and services, giving you peace of mind knowing that your system is covered in case of any issues.

Energy Efficiency: Electric hot water systems can be energy efficient, and JR Gas & Water can help you choose the right system for your needs. They can provide advice on energy-saving features and options, such as timers and thermostats, to help you save on your energy bills.

Safety: JR Gas & Water is committed to safety and ensuring that all installations are done to the highest safety standards. They are also familiar with local safety regulations and requirements, ensuring that your electric hot water system is installed safely and in compliance with all relevant codes.

JR Gas & Water is a reliable and experienced choice for your electric hot water system installation in Queensland. With a commitment to quality products, competitive pricing, excellent customer service, and safety, they can help you make the switch to a more efficient and cost-effective solution for your hot water needs. Contact them today to learn more about their services and how they can help you.

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FAQs

An electric storage hot water system is a traditional way to heat water for domestic use. It works by heating water in a storage tank using an electric heating element.

The benefits of installing an electric storage hot water system include reliability, ease of installation, and low upfront costs.

The cost of installing an electric storage hot water system in Australia can vary depending on factors such as the size of the system, the complexity of the installation, and the location of the property. On average, prices range from $800 to $2,000.

No

The installation time for an electric storage hot water system can vary depending on the complexity of the installation and the size of the system. On average, installation can take between 2-4 hours.

Yes, like all hot water systems, electric storage hot water systems require regular maintenance to ensure they are working efficiently and to prolong their lifespan. This includes checking the system's thermostat, cleaning the tank, and checking the heating element.

Electric storage hot water systems typically last between 10-15 years, although this can vary depending on the quality of the system, the frequency of maintenance, and the level of usage.

Yes, electric storage hot water systems can be installed in most types of properties, including residential homes, commercial buildings, and apartments.

Yes, installing an electric storage hot water system can have environmental impacts, such as increasing greenhouse gas emissions and energy usage. However, newer models with higher energy efficiency ratings can reduce these impacts.

Choosing the right size electric storage hot water system for your property will depend on several factors, including the number of people in the property, the level of hot water usage, and the climate in the area. A qualified installer can help you determine the right size system for your needs.

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