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"LAKAL" LTD. is an engineering company specializing in the design and construction of heating, ventilation, air-conditioning and solar installations for the household, public and industrial buildings.

The company's strength lies in the complete and technically satisfactory solutions offered - from the design to the start of exploitation stages.

This, together with the skills of the proficient company teams, gives every client security and comfort during exploitation and a guarantee for maximum energy efficiency.

Water-jacketed fireplaces DYNAMIC ENG



New products

Pellet burner NANI 10-35kW

New generation pellet burner NANI 10-35kW, suitable for installation on wide range of solid fuel boilers pellet boilers with reversed flame, wood gasifying, small warm air generators, small furnaces, dryers, paint shops etc.


Complete with: screw feeder with reducer L=1500мм., water temperature probe, power cable and mounting flange  for the boiler.


Integrated control panel with large display, detailed description of all parameters and integrated control regulation on the heating pump.

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Detachable plate heat exchangers

Plate & Frame heat exchangers (PHE) consist of plates and gaskets combined together with frames.


It is an ideal solution in applications where logarithmic mean temperature difference is small and there is high heat load with low flow velocity.


Thanks to its structure, the  exchanger is dismountable which makes it easy to clean. It comes in different plate sizes, materials of plates and gaskets and plate corrugation patterns which makes the exchanger suitable for various applications.


SECESPOL Sp. z o.o. is a manufacturer of tubular and plate (brazed and frame) heat exchangers with  application in the domestic, public and industrial sectors. 


LAKAL LTD is the official representative for SECESPOL Sp. z o.o. in Bulgaria.


If you would like to send us an inquiry for a quote, please send us the starting technical data in order for us to calculate the proper heat exchanger (heat exchangers) or contact us for consultation:   


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Dual solid fuel and pellet boilers “Kombi KN-PA” 20 to 56 kW

Dual solid fuel and pellet boilers “Kombi KN-PA” are equipped with a digital control panel, which controls combustion and the circulators. 


According to the selected control panel mode, after burning the solid fuel the boiler may automatically switch to operation on pellets.

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Built-in Hydro pellet fireplace "MCZ VIVO 80 Pellet Hydro 16,9"

Built-in Hydro pellet fireplace "MCZ VIVO 80 Pellet Hydro 16,9" - Italy. 

Steel structure; еxternal glass door.


Full set: electronic energy efficient pump, membrane expasion vessel, safety equipment, flexible reinforced joints for the heating installation; fitted with a pellet hopper with filling system that can be positioned either at the front or on the side and remote control panel with weekly programable function.


Output: 16,9 kW


Fluid thermal output: 14,2 kW



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