Flexi Heater Gravtinare
Custom-Made Ground Thawer for Cemeteries!
The Flexi Heater Gravtinare is a highly flexible ground thawing unit consisting of the Flexi Heater Universal, a custom-built hose, a specially designed insulation mat (1.9 x 4 meters), and a transport trolley.
All equipment fits on the transport trolley, making it very easy for the operator to handle and position the equipment alone.
This ground thawing unit can thaw 30-50 square meters or up to 75 x 0.5 meters of area (with additional hoses). This is applicable at 400 volts. The hose can be heated up to 90°C, enabling quick and efficient thawing of up to 30 cm of frost per day, depending on ground conditions.

Technical Specifications
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100% electric-powered with no emissions
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Low energy consumption
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Cost-effective
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Even heat distribution
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Compact size and low weight
ADVANTAGES
This ground thawer is electric-powered and can be operated with either single-phase 230 volts or three-phase 400 volts.
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At 230 volts: One hose reel can be used with full power. As an option, two hose reels can be used with reduced heating capacity.
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At 400 volts: Up to three hose reels can be used.
FUEL
Flexi Heater AB sells machines with annual service contracts. All Flexi Heater machines should undergo an annual check, service, and inspection of vital components to prevent major machine damage and ensure the warranty remains valid.
SERVICE
Heat transfer fluid: Propylene glycol
Pump capacity: 100 liters / min
Total hose length: 50 meters
Number of hose circuits: 1 x 50 meters
Hose temperature: Up to 90°C
Heating power: 2-8 kW
Dimensions: 520 x 225 x 525 mm
Total weight: 26 kg
TECHNICAL SPECIFICATIONS
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Single-phase 230V 10 Amp = 2000W
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Single-phase 230V 13 Amp = 3000W
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Three-phase 400V 16 Amp = 8000W
POWER CONNECTION AND OUTPUT
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Thawing of ground, ice, and snow
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Frost protection
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Thawing and dehumidification of equipment, machines, feed, etc.
AREA OF USE
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Accessories and Related Products
Flexi Heater Gravtinare

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Our custom-designed machine for cemeteries. The machine consists of the Flexi Heater Universal, a custom-built hose, insulation mat, and transport trolley.
Thaws 7.6 m² of ground
• Thawing of frost, ice, and snow
• Frost protection
• Thawing and dehumidification of equipment, machines, feed, etc.• Hose temperature: Up to 90 degrees
• Power connection:Single-phase / 230V 10 Amp. Power 2000W
Single-phase / 230V 13 Amp. Power 3000W
Three-phase / 400V 16 Amp. Power 8000W
• Dimensions: 520 x 486 x 525 mm
• Weight: 63 kg
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Maxi 450

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This is the first ground thawing unit with an electric-powered container solution, allowing you to use 100% clean, fossil-free energy. The MAXI has 450 meters of hose and operates on electricity.
Thaws 140 m² of ground
• Thawing of frost, ice, and snow
• Frost protection
• Gutters, ditches, or waterways
• Heating of buildings
• Drying of buildings• Damage restoration
• Concrete curing
Thaws: 140 m² of ground
Heat-Transferring Fluid: Propylene glycol
Expansion Tank: 18 liters
Pump Capacity: 78 liters/min
Hydraulic Winch: 30 bar
Total Hose Length: 450 meters
Number of Hose Circuits: 2 x 200 m, 1 x 50 m
Power Requirements: 2x16A / 2x32A
Heating Power: 35 kW electric operation
Dimensions: 3330 x 1980 mm
Weight with Mats: Approx. 750 kg
Flexi Heater Universal

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A compact, mobile, and convenient ground thawing machine, perfect for efficiently thawing smaller areas. This is our smallest model, designed for maximum portability.
Thaws 20 m² of ground
• Thawing of frost, ice, and snow
• Frost protection
• Gutters, ditches, or waterways
• Heating of buildings
• Drying of buildings• Damage restoration
• Concrete curing
• Hose temperature: Up to 90°C
• Power connection:Single-phase / 230V 10 Amp. Power 2000W
Single-phase / 230V 13 Amp. Power 3000W
Three-phase / 400V 16 Amp. Power 8000W
• Dimensions: 520 x 225 x 525 mm
• Weight: 26 kg
Flexi Heater Mini

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A small, mobile, and convenient ground thawing machine for efficient thawing of smaller areas. This is our smallest machine, designed with portability in mind.
Thaws 20 m² of ground
• Thawing of frost, ice, and snow
• Frost protection
• Gutters, ditches, or waterways
• Heating of buildings
• Drying of buildings• Damage restoration
• Concrete curing
• Hose temperature: Up to 90°C
• Power connection:Single-phase / 230V 10 Amp. Power 2000W
Single-phase / 230V 13 Amp. Power 3000W
Three-phase / 400V 16 Amp. Power 8000W
• Dimensions: 520 x 225 x 525 mm
• Weight: 63 kg
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Midi

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This is the first hybrid-powered ground thawing unit, enabling 100% fossil-free energy use. The MIDI comes in five models with 400-600 meters of hose and runs on diesel, hybrid, or electric power.
Thaws 140 m² of ground
• Thawing of frost, ice, and snow
• Frost protection
• Gutters, ditches, or waterways
• Heating of buildings
• Drying of buildings• Damage restoration
• Concrete curing
Height: 2050 mm
Width: 1990 mm
Length: 3340 mm (MIDI 400 / 450E / 400 Hybrid) / 3610 mm (MIDI 600 / 600 Hybrid)
Total Weight: 1000 kg (MIDI 450E) / 1500 kg (MIDI 400 / 400 Hybrid) / 1800 kg (MIDI 600 / 600 Hybrid)
Heat Transfer Fluid: Propylene Glycol
Expansion Tank: 20 liters
Pump Capacity: 100 l/min
Oil-Hydraulic Winch: 30 bar
Heating Power: 35 kW (MIDI 400 / 450E) / 70 kW (MIDI 600) / 35 kW / 70 kW (MIDI 400 Hybrid) / 70 kW / 105 kW (MIDI 600 Hybrid)
Hose Length: 400 m (MIDI 400 / 400 Hybrid) / 450 m (MIDI 450E) / 600 m (MIDI 600 / 600 Hybrid)
Number of Hose Circuits: 2 x 200 m (MIDI 400 / 400 Hybrid) / 2 x 200 m + 1 x 50 m (MIDI 450E) / 3 x 200 m (MIDI 600 / 600 Hybrid)
Diesel Tank: 290 liters (Hybrid models only)
Generator Power: 4.2 kW (Hybrid models only)
Power Requirements (Grid Connection): 230V 10A / 1100W (All models) / 400V 16A / 8kW / 400V 32A / 17kW (2x16A) / 400V 63A / 35kW (2x32A) (Applies to MIDI 450E & Hybrid models)