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Rinnai Avenger 25MJ NG Unflued Convector Heater - White

AV25N3
$1899
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This deal ends 10 May
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BONUS OFFER

Click & Collect Bonus - Get $15 off* online carts over $150

* Ends 11.59PM AEST 10/05/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Eligible amounts are calculated after any other applicable discounts have been applied. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.

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Product Overview

The Rinnai Avenger 25 is a natural gas portable heater offering high efficiency heating with the largest gas heat output in Rinnai's convector range, ideally suited for heating large, open plan areas. It has 5.8 energy efficiency star rating and low emission technology. This heater features electronic thermostatic control, economy mode function to help reduce running costs, dual programmable timers for mornings and evenings, as well as a remote control for added convenience. The Rinnai Avenger 25 convector heater is portable and helps you get warm when you need it most.

Key Features

  • Gas room heater unflued portable
  • Natural gas 6.2kW variable output
  • 5.8 star energy rating
  • Portable design variable heat settings economy mode
  • Child safety lock dual timers thermostatic control
BONUS OFFER

Click & Collect Bonus - Get $15 off* online carts over $150

* Ends 11.59PM AEST 10/05/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Eligible amounts are calculated after any other applicable discounts have been applied. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.

Key Specifications

Brand:
Rinnai
Model Number:
AV25N3
Fuel Type:
Natural Gas (NG)
Power:
6200W
Energy Rating (Star):
5.8
Thermostat:
Yes

Heating & Cooling

Gas Input:
8.5 - 25MJ/h
Heating Settings:
Variable

Options

Remote Control:
Yes
Timer:
Yes - dual digital timers for mornings and evenings

Safety

Safety:
Child Safety Lock
Installation:
Must be checked and serviced every two years by a licensed and registered plumber

General Information

Type:
Unflued Portable Gas Heater
Colour:
White
Portability:
Portable
Availability:
Not available in Victoria due to state legislation. Not available in SA (Gas Heaters over 18MJ must be flued)
Additional Features:
Low Emission Technology, Economy Mode, Preheat Feature

Warranty

Manufacturer's Warranty:
5 Year

Heating & Cooling

Gas Input:
8.5 - 25MJ/h
Heating Settings:
Variable

Safety

Safety:
Child Safety Lock
Installation:
Must be checked and serviced every two years by a licensed and registered plumber

Warranty

Manufacturer's Warranty:
5 Year

Product Dimensions

Product Height (mm):
485
Product Width (mm):
610
Product Depth (mm):
245

Box Dimensions

Box Height (mm):
660
Box Width (mm):
340
Box Depth (mm):
700
Box Weight (kg):
16

Product Reviews of Rinnai Avenger 25MJ NG Unflued Convector Heater - White

Rinnai Avenger 25MJ NG White Heater Unflued AV25N3

Overall Rating Snapshot

4.8 stars

4.8 out of 5 stars from 105 reviews

98% of users recommend this product

1
0
  • 4 out of 5

    Solomon

    Confirmed purchase 26 July 2025

    Published on 20 August 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Cosy

    Great price, looks good, efficient, quite and worth the price.

    LMS

    Confirmed purchase 12 July 2025

    Published on 5 August 2025

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Good Product

    Good product that was recommended by a plumber. This has been a good product with good energy rating.

    Deb

    Confirmed purchase 1 June 2023

    Published on 30 August 2023

    Yes, I recommend this product.

    Check out what this reviewer thought after the first 3-6 months.

  • 5 out of 5

    Quite efficient heater

    Very easy to use, very quiet and efficient heater for a large space.

    Derek

    Confirmed purchase 19 July 2023

    Published on 10 August 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Nice heater.

    Quite simple to use

    Charlene Stoloff.

    Confirmed purchase 5 July 2023

    Published on 26 July 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Rinnai Avenger

    I have been looking for a warming solution for my home. I am truly amazed that has and this Rinnai would deliver. I have been pondering for years trying air conditioning, electric and oil heaters. Love it!

    Cheryl Hennessey

    Confirmed purchase 10 July 2023

    Published on 24 July 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    The Perfect Heater

    The best investment made since moving to Perth. Simple to use with some added control features. Heats a large space in a short amount time which is perfect when the cold weather catches you out.

    IDURM

    Confirmed purchase 23 June 2023

    Published on 7 July 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Fantastic heater

    Thermostatic controlled. Works well

    Rick Dunstone

    Confirmed purchase 2 June 2023

    Published on 24 June 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Phenomenal heater

    Best heater Ive ever owned! Heats up massive open living area within 10 minutes. Your able to set a timer so the house is warm when you come home!! We have a lot of young nieces and nephews and its perfectly safe. Would recommend this to everyone! Staff at Joondalup and Rockingham were incredibly helpful

    Asia

    Confirmed purchase 8 June 2023

    Published on 22 June 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Excellent product

    Good quality and great features , only thing I missed is the fan speed control button not there

    Amit

    Confirmed purchase 7 June 2023

    Published on 22 June 2023

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

You've viewed 10 of 105 reviews

ABOUT THE GOOD GUYS REVIEWS

The Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.

The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.

At a glance

The Rinnai Avenger 25MJ NG Unflued Convector Heater is a portable gas heater ideal for medium to large Australian homes. It delivers strong, adjustable warmth with easy-to-use controls and high energy efficiency. Its portability and safety features make it suitable for families. One limitation is that it may not suit very small spaces due to its heat output.

What it’s great for

  • Quick Room Heating
  • Family Living Areas
  • Efficient Winter Warmth
  • Portable Heating

Where it works best

  • Living Rooms
  • Open Plan Spaces
  • Larger Bedrooms
  • Family Rooms

Who it’s for

  • Families
  • Homeowners
  • Renters
  • Elderly Residents

Things to consider

Its high heat output may be excessive for small rooms compared to specialist compact heaters.

Room size suitability

Medium to Large Rooms — Suitable for spaces up to 85m²

Energy efficiency score

9/10 — High star rating ensures efficient gas usage

Family safety rating

8/10 — Child lock and auto shut-off enhance safety

Portability rating

8/10 — Integrated wheels and lightweight build

Noise level vs category

Low — Operates quietly compared to typical gas heaters

Key benefits

  • High Heat Output: Delivers up to 25MJ/h for fast, effective heating in larger spaces.
  • Portability: Lightweight design and integrated wheels make it easy to move between rooms.
  • User-Friendly Controls: Simple digital display and thermostat for precise temperature adjustment.
  • Low Emissions: Unflued design with advanced combustion technology for cleaner indoor air.
  • Timer Function: Programmable timer allows scheduled heating for convenience and energy savings.
  • Child Lock: Built-in child safety lock prevents accidental operation.
  • Auto Shut-Off: Automatic safety shut-off for peace of mind during operation.
  • Energy Efficiency: Rated 5.8/6 stars on Australian Energy Rating for reduced running costs.

Q: Which fuel type is used by the Rinnai Avenger 25MJ NG Heater?

A: The heater uses natural gas as its fuel type.

Q: How energy efficient is the Rinnai Avenger 25MJ NG Heater?

A: It has a 5.8-star energy efficiency rating.

Q: What is the heating capacity of the Rinnai Avenger 25MJ NG Heater?

A: The heater offers a variable output of 6.2kW.

Q: Does the Rinnai Avenger 25MJ NG Heater include any safety features?

A: Yes, it features a child safety lock.

Q: What are the dimensions of the Rinnai Avenger 25MJ NG Heater?

A: Height 485mm, Width 610mm, Depth 245mm.