Description
Ecotherm Hydronic Caravan Heater | WaterMark Certified | No External Venting Required
Product Overview
The Ecotherm Hydronic Heater is an innovative, space-efficient heating solution that utilises heat from your caravan’s existing hot water system. Designed specifically for caravans and RVs, Ecotherm draws only the top 5–6°C of heat from the hot water tank, circulates it through a compact heat exchanger, and returns it to the system to be reheated and reused.
Because the heat is recycled rather than exhausted, no external flues or ventilation are required, making installation simpler and safer. The Ecotherm heater can operate using gas, electricity, or both, depending on your hot water unit, and works directly with Swift hot water systems.
Fully WaterMark certified, compact, and lightweight, this heater is ideal for vans 19 feet and under, providing efficient, reliable warmth without compromising space or safety.
✅ Key Features & Benefits
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Hydronic Heating System – Uses heat from your hot water unit for efficient heating
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No External Venting Required – No flues, emissions, or outside ventilation needed
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Heat Recycling Technology – Draws only the top 5–6°C and returns heat to the system
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Gas or Electric Operation – Uses gas, 240V power, or both via the hot water unit
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Fully WaterMark Certified – Complies with Australian plumbing standards
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Compact & Lightweight – Easily installs inside the van
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Flexible Mounting – Can be mounted on its side, under a bed, or in a cupboard
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Protected Installation – Internal mounting avoids road dust and external damage
⚙️ Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Hydronic caravan heater |
| Power Source | Gas and/or 240V (via hot water unit) |
| Operating Pressure | 400 Pa |
| Air Discharge Temperature | Approx. 40°C |
| Compatibility | Swift hot water units |
| Installation | Internal (no external flue required) |
| Mounting Options | Horizontal or side-mounted |
| Dimensions | 300 mm (W) × 310 mm (D) × 160 mm (H) |
| Certification | WaterMark approved |
| Recommended Van Size | Up to 19 ft |
📦 What’s Included
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Ecotherm Hydronic Heater Unit
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Heat Exchanger
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Circulating Pump
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Thermostat
🚐 Perfect For
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Caravans and RVs
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Vans up to 19 feet
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Cold-weather touring
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Space-restricted installations
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Owners wanting safe, vent-free heating
🌡️ Why Choose Ecotherm?
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No fumes, flues, or external vents
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Reuses heat efficiently for minimal energy loss
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Simple installation with existing hot water systems
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Quiet, safe operation inside the van
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Fully compliant with Australian standards




