Logic+ Heat

Weight (packaged) kg

26.2

26.2

26.2

26.1

26.2

Max installation weight kg

22.7

22.7

22.7

22.7

22.7

CH output (kW) min/max mean 70°C

4.8 - 12.0

4.8 - 15.0

4.8 - 18.0

4.8 -24.2

6.1 - 30.3

CH output (kW) min/max mean 40°C

5.1 - 13.0

5.1 - 15.9

5.1 - 19.1

5.1 - 25.6

6.4 - 31.0

DHW output (kW) max

n/a

n/a

n/a

n/a

n/a

DHW flow rate l/min. 35°C rise

n/a

n/a

n/a

n/a

n/a

SEDUK rating (2005) %

91.2

91.1

91

91

91.1

SEDUK rating (2009/2012) %

89.4

89.3

89.2

89.5

89.6

NOx classification

CLASS 6

CLASS 6

CLASS 6

CLASS 6

CLASS 6

Convert to LPG

No

No

No

No

Yes

Max horizontal flue

9m

9m

9m

9m

8m

Max vertical flue

7.5m

7.5m

7.5m

97.5mm

7.5m

Powered vertical flue*

22m

22m

22m

22m

22m

Condensing boiler

Yes

Yes

Yes

Yes

Yes

Direct rear flue kit (55/80)

Yes

Yes

Yes

Yes

Yes

Seasonal space heating efficiency class

A

A

A

A

A

Rated heat output kW

12

15

18

24

30

Seasonal space heating energy efficiency ηs %

93

93

93

94

93

Sound power level, indoors LWA dB

36

38

41

47

49

Water heating energy efficiency class

n/a

n/a

n/a

n/a

n/a