e-FLAT 90/51 
Hot air one side fireplace insert with open/lifting door

Hot air transfer options:​​​

1. Natural Flow ​

cod. eF90-51-SF

External dimensions: 1070x570x1455 mm (LxWxH)


Weight: 264 kg

2. Με kit Ventilator​​

cod. eF90-51-SK

External dimensions: 1070x615x1455 mm (LxWxH)

Weight: 296 kg

Energy efficiency

Energy class: Α

Rated power: 13,2 kW

Combustion performance: 6,5-17,0 kW

Energy efficiency: 79,0 %

Average wood consumption: 3,8 kg/h

Exhaust gas outlet diameter: Ø250

Central air supply: Ø120

Technical manual pdf ›

Declaration of performance pdf ›

Energy label jpg ›

Manual pdf ›



● fireplace insert with large glass
● silent door lift mechanism in stainless steel guides for smooth and silent scrolling while on its lowering it presses inwards for airtight closure
● stable rolling of the door on the guides
● chamber without grate
● combustion chamber lined with 1800°C Thermomax refractory plates in white or dark grey colour
● adjustment of primary and secondary intake air, with a single lever
● air supply in three places
● two hot air transfer options with 1. Ventilation kit, 2. Natural flow
● central air intake
● complies with the following standards: EN 13 229, 2015/1186, EcoDesign 2022
● mechanical exhaust regulation
● access to the electrical parts inside the hearth



● they have smaller preheating air space than the PREMIUM LINE series

● smaller thermal surface of steel compared to the PREMIUM series

● cold to hot air exchangers are smaller in capacity

● they have a deflection plus the chimney damper
● they do not have access to the mechanical parts of the hearth except for the electrical (fan)

● same thickness of steel in PREMIUM and E–LINE

● same stainless steel door rollers in PREMIUM and E–LINE

● same refractory plates ThermoMax 

● manually adjustable flap in both  PREMIUM and E–LINE

● primary and secondary combustion in both PREMIUM and E–LINE


Agios Athanasios

57003 Thessaloniki, Greece

+30 2310 788283


Copyright 2021 Lazaru