Rinnai Ultima II Inbuilt Gas Flued Heater

The Rinnai Ultima II Inbuilt Gas Flued Heater is a timeless heating solution that combines the comforting ambience of radiant warmth with the convenience of modern thermostatic control. Designed to fit into an existing fireplace cavity, the Ultima II transforms traditional fireplaces into an efficient and reliable heating source, making it an ideal choice for homeowners seeking classic appeal and dependable performance.

Delivering both radiant and convection heating, the Ultima II provides powerful warmth for living areas while creating the familiar glowing appearance that many Australians associate with traditional gas heating. With a maximum heat output of 7.0kW, the Ultima II is capable of heating spaces up to 109m² depending on climate conditions, making it well suited to medium and large living zones.

At the heart of the Ultima II is a fully electronic thermostatic control system, allowing you to select and maintain your preferred room temperature automatically. Dual digital timers provide convenient weekday and weekend programming for both morning and evening operation, ensuring your home is warm exactly when you need it.

For enhanced comfort, the Ultima II features a gentle two-speed fan that helps distribute warm air evenly throughout the room. Everyday operation is simple thanks to one-touch electronic ignition, while an integrated child lock provides additional peace of mind for families.

Available in Beige or Gunmetal finishes, the Ultima II offers a classic appearance that complements both traditional and contemporary interiors. Designed and backed by one of Australia's most trusted heating brands, it delivers the reliability, performance and ease of use that Rinnai is known for.

Key Features

• Inbuilt gas space heater designed for existing fireplace installations
• Combines radiant and convection heating
• Fully electronic thermostatic temperature control
• Dual digital timers for weekday and weekend programming
• Two-speed fan for improved heat distribution
• One-touch electronic ignition
• Integrated child lock for added safety
• Maximum heat output of 7.0kW
• Heats areas up to 109m² depending on climate zone
• Available in Beige or Gunmetal finishes
• 4.4 Star Energy Rating
• Reliable Rinnai performance and operation

Technical Specifications

• Heat Output: 7.0kW
• Gas Input: 15MJ/h low, 30MJ/h high
• Energy Rating: 4.4 Stars
• Visual Dimensions: 653mm (H) × 910mm (W) × 164mm (D)
• Inbuilt Cavity Dimensions: 605-635mm (H) × 710-805mm (W) × Minimum 330mm (D)
• Heating Capacity:
  Up to 70m² in colder climates
  Up to 95m² in cool climates
  Up to 109m² in mild climates

Warranty

• 10 Year Pro-Rata Heat Exchanger Warranty
• 2 Year Fan Warranty
• 1 Year Parts Warranty
• 1 Year Labour Warranty (Domestic Use)

Downloads

Product Brochure (PDF)

Installation & Operations Manual (PDF)

Installation

Need someone to install your heater? Find out how we can help.

Flueing and Accessories

• Flueing or accessories are not included in the price
• Before placing your order please contact our sales team on 02 8358 6000 to discuss your requirements