Description

High efficiency pellet boiler MONTEGRAPPA AK 20 SLIM – 25 SLIM

High-efficiency pellet boiler for heating water, compact and with a shallow depth.

AK SLIM

Dimensions: L 106 x P 55 x H 123 cm

USD

consumption

Mass

gas temperature

capacity

outlet pipe

power



	AK20 SLIM	AK25 SLIM
Quality class (D.M. 186 – 7/11/2017)
overall heat output (at the hearth)	19.5	24.8	Kw
Certified power rendered to water	5.4 – 18.1	5.4 – 22.6	Kw
CO measured (at 13% oxygen)	0.008	0.006	%
yield	93,10	91.11	%
Fuel	1.2 – 4.1	1.2 – 5.2	kg/h
flow rate of fumes	5.7 – 10.9	5.7 – 13.0	g/s
Flue	48 – 72	48 – 83	°C
draught (vacuum at the chimney)	5.3	5.2	Pa
Tank	40	40	Kg
autonomy	33 – 9.5	33 – 7.5	h
Smoke	Ø 80	Ø 80	Mm
air inlet for combustion	Ø 60	Ø 60	Mm
Heatable surface with certified	208	260	*sqm
net weight	247	247	Kg
Weight with packaging	275	275	Kg
* with the conditions shown in the General Catalogue