Espar Hydronic AquaSystem - On-Demand Hot Water & Cabin Heating System
Espar Hydronic AquaSystem - On-Demand Hot Water & Cabin Heating System
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Orders are fulfilled in the order they are received. Contact us if you have questions about your order timeline.
Why Buy From Driftwood Vans?
Canada's trusted source for premium van heating solutions
Contact us for a free consultation - we'll help you choose the perfect heating solution
Espar Hydronic AquaSystem - Complete Heating & Hot Water System
The ultimate all-in-one solution for van life. The Espar Hydronic AquaSystem combines powerful cabin heating and tankless on-demand hot water in one integrated system - the premium choice for serious four-season van builders.
✓ Ships from our Alberta location - Direct from Driftwood Vans
✓ 100% Canadian stock - No border delays, no surprise duty fees
✓ Professional Installation Services Available - Let our experts handle the install
✓ Full Manufacturer Warranty - Espar-backed quality
✓ Installation Support & Guidance - Expert help for DIY builders
🔥 Premium heating solution - Contact us for availability and installation options
Official Espar AquaSystem Video Series
Watch Espar's complete AquaSystem installation and overview series:
- Part 1: AquaSystem Overview & Introduction
- Part 2: Installation Guide
- Part 3: System Setup
- Part 4: Configuration & Controls
- Part 5: Hot Water System
- Part 6: Troubleshooting & Maintenance
These official Espar videos provide detailed information about the AquaSystem's features, installation, and operation.
What Makes the AquaSystem Different?
Unlike standard air heaters, the Hydronic AquaSystem uses a liquid-based heating system that provides:
- Radiant Cabin Heat - Circulates hot coolant through heat exchangers for comfortable, even warmth
- Tankless On-Demand Hot Water - Unlimited hot water for showers, dishes, and daily living without a bulky tank taking up space
- Engine Preheating Capability - Can be configured to warm your engine block for easier cold-weather starts (additional parts required - contact us)
- Floor Heating Capability - Add radiant floor heating for ultimate comfort (floor heating kits available - contact us)
- 5kW Heat Output - Powerful heating for larger builds and extreme climates
Key Features
- All-in-One System: Heating and hot water in one integrated unit
- Tankless On-Demand Hot Water: Unlimited hot water whenever you need it without taking up valuable space
- Dual Fuel Options: Available in diesel or gasoline versions - specify your fuel type when ordering
- Efficient Operation: Hydronic heating provides even heat distribution throughout your space
- Expandable System: Add radiant floor heating or engine preheating with additional components
- Precise Temperature Control: Digital controller for exact comfort settings
- Low Power Draw: 12V operation with minimal battery consumption
Technical Specifications
- Heat Output: 5 kW
- Fuel Type: Diesel or Gasoline (specify when ordering)
- Voltage: 12V DC
- Weight: 15 kg (33 lbs)
- Hot Water: Tankless on-demand system
- Operating Temperature Range: -40°C to +80°C (diesel) / -40°C to +60°C (gasoline)
- Warranty: 2-year manufacturer warranty
What's Included
- Espar Hydronic AquaSystem unit
- Digital controller
- Complete installation hardware
Is the AquaSystem Right for You?
The Hydronic AquaSystem is a premium investment for van builders who want:
- Unlimited hot water for showers and daily living
- Radiant heat distribution (not just forced air)
- Optional radiant floor heating for maximum comfort
- Optional engine preheating for cold climates
- An integrated, professional-grade heating solution
- Maximum comfort for full-time or extended van life
Not sure if you need the full AquaSystem? If you only need cabin heating without hot water, consider our Espar air heaters - they're more affordable and easier to install.
Installation & Support
The Hydronic AquaSystem is a complex installation requiring plumbing, electrical, and fuel system integration. We strongly recommend professional installation.
Contact us to discuss:
- Professional installation services
- Which fuel type (diesel or gasoline) is right for your vehicle
- Complete parts list for your specific vehicle
- System design and layout planning
- Technical specifications and compatibility
Compare Heating Options
Air Heaters (simpler, more affordable):
- Espar S3 D2L - 7,500 BTU Diesel
- Espar M3 D4L - 14,000 BTU Diesel
- Espar S3 B2L - 7,500 BTU Gasoline
- Espar M3 B4L - 14,000 BTU Gasoline
Hydronic System (premium, all-in-one):
- Espar Hydronic AquaSystem - Heating + Tankless On-Demand Hot Water + Optional Floor Heating + Optional Engine Preheat
- Note that we have not yet designed and installed a Floor heat kit or an optional Engine pre-heat kit. These kits will be created early 2026
Canadian van builders trust Driftwood Vans for premium four-season heating solutions. Fast shipping from coast to coast.
Questions about the AquaSystem, floor heating, or engine preheating options? Contact us - we're here to help you choose the right heating solution for your build.
