Fully automatic stoker construction for straw, flake, chips, nutshells, straw pills etc. can be mounted in the base.

Automatic disposal of ash can be installed, too.

 The three pass system (fire tubes) is installed on the op the firebox, an dconsists of 2 tubes as regards the models HK 22-38 and HK 30-48. The models HK 65 to HK 125 have a three pass system with 3 tubes, all of them surrounded by water. These tubes will cool the smoke gas to a proper temperature before it reaches the shimney. If further xooling of the smoke gas is required, loose fireclay plates are placed in the fire tubes.

n       The Combustion chamber of the boilers is made of 6-8 mm boilers plate.

n       Exhauster can be installed in case the chimney draft is inadequate.

n       Insulation: 50 mm mineral wool covered with 1,0 mm aluminium zinc plate.

n       A drawing of the base can be ordered from REKA A/S.

Boiler type HK 22-38, three pass for wood, 44 kW (left smoke gas outlet)
Base for grate and ashpan without insulated materials (HK 22-38)
Ashpan 30 or 40 cm high.
Cast iron for base to boiler HK 22-38. Exist of 3 pc.
Storage tank without insulated materials 2000 litre.