Gas Systems
Australia's most complete hot water range. Backed like no other.
Solar, heat pump, gas — whatever your water heating needs, Envirosun has a system for it. Every product is Australian-designed for Australian conditions, backed by industry-leading 10-year transferable warranties* and engineered to ensure serious long-term savings. One range. One local team. No runaround.
Gas systems
Continuous flow technology with a class-leading 6.2-star energy rating. Instant hot water on demand — no tank, no wait, no energy wasted keeping water warm.
Natural Gas CF
Continuous flow · 6.2-star rating · Wall-mounted · Any household size
Class-leading 6.2-star energy-rated continuous flow hot water. Instant supply on demand with no standby heat loss — the tank-free advantage. Suits any household size with no capacity ceiling.
Key Features
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6.2-star energy rating
Class-leading efficiency rating in Australia
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Instant continuous flow
Hot water on demand, no tank wait
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No standby heat loss
Only heats water when needed
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Unlimited capacity
Suits any household size — never runs out
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Compact wall-mounted
Space-saving, external installation
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Precise temperature control
Digital temperature setting
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Low NOx emissions
Environmentally responsible combustion
At-a-Glance
| NGCF-26 | |
|---|---|
| Fuel type | Natural gas |
| Capacity | Continuous |
| Suits | Any size |
| Star rating | 6.2 stars |
| Install type | Wall-mounted |
Efficiency comparison
Efficiency rating based on 6-star scale. Running cost savings vary by usage and gas tariff.
LPG Gas
Continuous flow · LPG · Wall-mounted · Off-grid capable
The same proven continuous flow technology as our natural gas model, adapted for LPG supply. Ideal for homes without a natural gas connection — including rural and off-grid properties.
Key Features
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LPG compatible
No natural gas connection required
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Instant continuous flow
Hot water on demand, no storage tank
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Off-grid capable
Ideal for rural and remote properties
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Unlimited capacity
Suits any household size
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Compact wall-mounted
Space-saving external installation
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Precise temperature control
Digital temperature setting
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Proven reliability
Same platform as the natural gas model
At-a-Glance
| LGCF-26 | |
|---|---|
| Fuel type | LPG |
| Capacity | Continuous |
| Suits | Any size |
| Star rating | TBC |
| Install type | Wall-mounted |
Running cost comparison
Savings are estimates. Actual results depend on LPG tariff and household usage.
| Specification | NGCF-26 | LGCF-26 |
|---|---|---|
| Fuel type | Natural gas | LPG |
| Energy star rating | 6.2 stars | TBC |
| Flow type | Continuous | Continuous |
| Max flow rate | 26 L/min | 26 L/min |
| Temperature rise at max flow | 25°C | 25°C |
| Min inlet pressure | 1kPa | 2.75kPa |
| Max inlet pressure | 2kPa | 3kPa |
| Ignition type | Electronic | Electronic |
| Modulation | Yes | Yes |
| Temperature control | Digital | Digital |
| Temperature range | 37°C – 65°C | 37°C – 65°C |
| Installation | Outdoor wall | Outdoor wall |
| Flue type | Balanced flue | Balanced flue |
| Emissions & safety | ||
| NOx class | 5 | 5 |
| Safety cut-out | Overheat + flame failure | Overheat + flame failure |
| Frost protection | Yes | Yes |
| Dimensions & weight | ||
| Unit dimensions | 700×400×200mm | 700×400×200mm |
| Net / Gross weight | 12/15kg | 12/15kg |
| Warranty — heat exchanger | 10 years | 10 years |
| Warranty — parts | 3 years | 3 years |
Right here for Aussie plumbers.
Just good, local expertise on tap. No offshore call centres. No runaround.