The Dometic TwinBoost 4000 is a powerful and efficient gas combi heater designed to deliver warm cabin air and instant hot water from a single compact unit. Built for motorhomes, campervans, caravans and off-grid leisure vehicles, this advanced system ensures comfort in all seasons. This means faster heating performance, greater energy efficiency, and total control over your onboard climate.
Whether you’re returning from a cold hike or need a hot shower after a day outdoors, the Dometic TwinBoost 4000 gas heater keeps your living space warm and your water ready without compromise.
| Specification | Details |
|---|---|
| Product Name | Dometic TwinBoost 4000 |
| Type | Gas Combi Heater (Air + Water) |
| Water Tank Capacity | 10 Litres |
| Dimensions (Depth) | 514 mm |
| Dimensions (Height) | 298 mm |
| Dimensions (Width) | 438 mm |
| Width (Display) | 17.24 inches |
| Net Weight | 17.30 kg |
| Net Weight (lbs) | 38.15 lbs |
Choosing the Dometic TwinBoost 4000 means investing in faster heating performance, improved energy efficiency, and intelligent climate control. Its dual-chamber system sets it apart from conventional RV combi heaters by reducing wait times for hot water and eliminating unnecessary cabin heating. If you are looking for a high-performance gas combi heater for campervan or caravan use, this unit delivers efficient, flexible and dependable comfort wherever your travels take you.
The Dometic TwinBoost 4000 is engineered for year-round touring. In colder weather, it provides consistent cabin heating while ensuring hot water availability. In warmer months, water can be heated independently without raising cabin temperature. This versatility makes it a reliable motorhome gas heater with hot water capability for both winter camping and summer touring.
Click here to view product user manual
We offer free UK delivery, read more in our shipping policy.
We offer 100-day returns. Read more about our refund policy.
We're here to help!
Call us on 02080642643
