5
.
2.3 Sizes/Physical Dimensions
L12 X
With a water battery: The pipe connection for the water battery may be on either the right or left side of the supply air
duct by reversing the battery. Hole templates on both sides have been prepared in the factory. It is important for wa-
ter pipes not to block doors or prevent the removal of the heat recovery system, filters and fans.
The dimensions are the same on both end sides. The units have 2 doors on each side and can be operated from either side.
L18 X and L20 X
With a water battery: See the separate drawing on the next page for connection to the water battery (common to L18,
L20 and L30).
The dimensions are the same on both end sides. The units have 2 doors on each side and can be operated from
either side.
L30 X
With a water battery: See the separate drawing on the next page for connection to the water battery (common to L18,
L20 and L30).
The dimensions are the same on both end sides. The units have 2 doors on each side and can be operated from
either side.
Fig. 4
Fig. 5
Fig. 3
480
320
400
Ø
400
Ø
800
900
115
960
390
2200
2340
1400
1265
1400
1265
2060
2200
480
320
400
Ø
400
Ø
900
800
115
960
390
All measures in mm
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