Powerful Large Space Heating
Ultra-efficient Thermostat Controlled
Advanced Built-in Safety
Experience a Smarter Way to Heat Your Space with Dewhot’s Convection Gas Heaters
Dewhot’s convection gas heaters warm large spaces in your home quickly, efficiently, and safely. Ideal for load-shedding, off-grid living, or simply lowering your energy bills, they combine advanced heating performance with built-in safety and low running costs.
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What sets Dewhot Gas Heaters Apart?
Unlike electric heaters and traditional gas heaters that blast heat in one direction and only warm what’s directly in front of them, Dewhot’s convection gas space heaters use advanced technology to quickly and efficiently fill the entire room with consistent warmth. Heated air is actively distributed through natural convection — delivering all-round comfort without hotspots or energy waste. Once the room is warm, the built-in thermostat automatically adjusts gas consumption to maintain a comfortable temperature to keep you cosy without burning through fuel.
Gas Heater Guide
Why Choose Dewhot?
Dewhot gas heaters are built to last and engineered for safety — backed for life by a team with over 20 years of proven performance in the South African market. Enjoy trusted durability, effortless installation, and the confidence of nationwide support.
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Gas Heater FAQs
A convection gas heater is a type of gas heater that uses a fan to circulate hot air throughout the room. This helps to distribute the heat evenly and prevent hot spots. Convection gas heaters are a good choice for heating large open-plan rooms or rooms with high ceilings.
Convection gas heater heat air indirectly in a sealed combustion chamber. The heat from the flame causes the air to rise, and a fan then circulates the hot air evenly throughout the room. The The Dewhot Convection Space Heaters have additional energy efficient features. The temperatures controls and a thermostat help maintain a consistent temperature which further reduces gas consumption.
A regular gas heater is a type of gas heater that uses a flame to heat the air directly. This type of heater does not use a fan to circulate the air, so it can cause hot spots, uneven heating and are less efficient than convection gas heaters.
Energy Efficiency: The combustion technology, fan, temperature controls and thermostat allow these heaters to warm large rooms up to 225m³ using far less energy than traditional gas and electric heaters.
Rapid Heat: They can heat up large spaces quickly and evenly.
Maintain Consistent Heat: A thermostat regulates the unit to maintain constant temperatures.
Advanced Safety: The Dewhot convection heaters are safe to use, with 4 advanced built-in safety features.
Reliable Heat Source: Gas products are reliable and will keep you warm during loadshedding
Convenient: They are compact, stylish and easy to move around.
The Dewhot MJ25 Convection heater warms large spaces up to 225m3 and the Dewhot MJ15 Convection Space Heater warms medium sized rooms up to 150m3.
The portable heater can be plugged into any gas connection point that has been fitted by a qualified gas installer.
This gas appliance cannot be used in a space smaller than 100m3 (25MJ) or 60m3 (15MJ) without ventilation.
To use a convection gas heater, simply turn it on and set the desired temperature. The heater will automatically heat the room to the desired temperature and then turn off. You can also use the timer or programmable thermostat to set the heater to turn on and off at specific times.
The logic tree is a tool that guides you through a series of questions to help find the gas water heater solution the would be most suitable for your individual home set up.