Gas · Continuous Flow Hot Water Systems
12 Year Heat Exchanger
3 Years Parts and
Labour
5 Year Heat Exchanger
2 Year Parts and
Labour
5 Year Heat Exchanger
2 Year Parts and
Labour
Thermann Technical Support
Free sizing service available
Commercial-grade components
Able to be manifolded together
Free commissioning service upon request
Ideal for ring mains
May require an upgraded gas line
Condensing units require a condensation drain
Thermann Technical Support
Free sizing service available
Commercial-grade components
Able to be manifolded together
Free commissioning service upon request
Ideal for ring mains
May require an upgraded gas line
Condensing units require a condensation drain
Always use a licensed plumber when installing a hot water system.
Gas · Continuous Flow Hot Water Systems
A great choice for small businesses, our 28L Commercial Gas Continuous Unit is designed for reliability. The Slim 350mm width design enabling easy replacement of existing units. And indoor room sealed models are also available. These units incorporate larger, more robust heat exchangers for high performance and long life. With a 5-year warranty on the heat exchanger and 2-year warranty on heater parts and labour, the 28L will reliably deliver all the hot water you need.
1. A hot water tap is turned on
2. Water enters the heater
3. The water flow sensor detects the water
flow
4. The computer automatically ignites the
burner
5. Water circulates through the heat
exchangers
6. The heat exchanger heats the water to the
designated temperature
7. When the tap is turned off, the unit shuts
down
| Model | Dimensions H x W x D (mm) |
|---|---|
| 28L Indoor | 600 X 350 X 280 |
| 28L Outdoor | 600 X 350 X 280 |
| Product code | Model | Capacity L/min @ 25oC rise | Thermal Efficiency | Gas Consumption |
|---|---|---|---|---|
| 9507240 | - | 28 | 84.5% | 205 MJ/h |
| 9507239 | - | 28 | 84.5% | 205 MJ/h |
| 9507237 | - | 28 | 84.5% | 220 MJ/h |
| 9507238 | - | 28 | 84.5% | 220 MJ/h |
