Ireland’s Premier Biomass Heating & Renewable Energy Experts

Sustainable Straw
Boilers Supplier

Boilers Supplier

Axe Biotech Boilers Ltd has a wide range

Of straw boilers from MetalERG (EKOPAL) ranging in output from 25KW to 2MW and beyond

Boilers are in operation in Scandanavia, Europe, Aisa and North America

A selection of boilers that range from home heating units through to industrial heat and energy facilities.

While these boilers have been designed for burning straw they can also burn straw, wood, cardboard and textile waste, sawdust and other biomass.

EKOPAL straw boilers have been in production since the late 1980s and are in operation all over Scandinavia and around Continental Europe.

Air Heaters
Biomass Boilers

Boiler Range and Specifications

Boiler Type Heating Power (kW) Quantity of Straw in One Charge Cubature of Heated Rooms (m³) Boiler Weight (kg) Minimum Capacity of Accumulation
RM 5 40 3 bales (80×40×40 cm) 600 1500 2500
RM 10 65 4 bales (80×40×40 cm) 1200 1600 3000
RM 20 70 4 bales (80×40×40 cm) 1300 2000 3000
RM 30 100 6 bales (80×40×40 cm) 1700 2500 5000
RM 40 180 12 bales (80×40×40 cm)
or 1 round bale (125–140 cm)
3000 3000 8000
RM 01 300 1 round bale (125–170 cm)
or approx. 30 bales (80×40×40 cm)
6000 5200 10000
RM 02 400 1 round bale (125–170 cm)
or approx. 30 bales (80×40×40 cm)
8000 5600 15000
RM 0,3-2 495 1 round bale (125–170 cm)
or 2 bales (180×80×120 cm)
or approx. 35 bales (80×40×40 cm)
10000 6500 20000
RM 0,3-3 600 2 round bales (125 cm)
or 2 bales (250×80×120 cm)
or approx. 45 bales (80×40×40 cm)
12000 12000 25000

Air Heaters

Axe Biotech Boilers Ltd offer a wide range of air heaters and dryers from MetalERG (EKOPAL) ranging in output from 60kW to 1000kW – a selection of boilers that will heat air up to 130° centigrade.

These boilers have been designed to use every type of biomass from straw bales (oval) 120-180 cm, straw in high density bales with dimensions 250x120x80 cm, corn straw, rape straw, wood and wooden chips.

Please don’t hesitate to contact us for more information about MetalERG (EKOPAL) Air Heaters.

Air Heater Range and Specifications

  S-100 S-140 S-300 S-400 S-750 S-1000
Power 100 kW 140 kW 300 kW 400 kW 750 kW 1000 kW
Max. air temperature with efficiency of 36 thousand m³/h 120 °C 120 °C 120 °C 120 °C 120 °C 120 °C
Heater width 1400 mm 1500 mm 2080 mm 2300 mm 2444 mm 3664 mm
Heater height 2600 mm 3200 mm 3640 mm 3700 mm 4537 mm 4570 mm
Heater length 2300 mm 2500 mm 3256 mm 3200 mm 3342 mm 3840 mm
Combustion chamber width 900 mm 900 mm 1500 mm 1500 mm 2000 mm 2900 mm
Combustion chamber height 1000 mm 1350 mm 1550 mm 1550 mm 1950 mm 1900 mm
Combustion chamber length 1000 mm 1150 mm 1500 mm 1550 mm 1540 mm 1580 mm
Weight 2,800 kg 3,200 kg 9,000 kg 9,500 kg 11,000 kg 16,000 kg
The amount of liquid ~1000 kg ~2000 kg ~3000 kg ~3500 kg ~4000 kg ~5000 kg
Efficiency of the heater 0.85 0.85 0.85 0.85 0.85 0.85

Special Offer

Talk to an Axe Biotech Heating Specialist, Free of Charge

Not sure which system suits your home or business? Book a free consultation and we'll walk you through the options, no obligation.

Family-run biomass heating specialists, based in Carlow and working across Ireland since day one.

Useful Links

© 2026 Axe Biotech. All Rights Reserved. | Powered by Geniefolks Technologies