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Installation, Servicing and User Instructions | EN
• As this is a room sealed appliance and the appliance stands on appropriate legs, a hearth is not required for
this appliance.
• The Fireplace should be ventilated with openings giving a total free vent area of 200 cm².
• A gap of 50mm should be left all round the appliance.
• If a shelf is to be fitted above the fireplace opening, a gap of 150mm minimum should be left between the
opening and the shelf.See section 3.3.3, Mantel Clearances.
• The brackets supplied may be used for securing the appliance to a rear wall.
3.3.1 Building the Fireplace
• Construct a studwork fireplace to the desired sizes, minimum sizes are shown in section 3.3.2. Any combustible
material used to construct the Fireplace must not be closer than the minimum dimensions quoted in section
3.3 above. Cement Board of minimum thickness 12mm, can be used as a Thermal Break and can be used
directly against the Frame Face on the appliance.
• Do not use insulation material (or other) to pack the void around or above the appliance.
• Provide ventilation from the fireplace to the minimum amount quoted in 3.3 above.
• Provide a cut-out for the Control Access Door.
3.3.2 Built-In Fireplace Sizing
(assuming a Cement Board Lining is used)
Appliance
A
min
B
min
C
min
D
min
E
min
F
min
G
min
H
min
Lenga 500 A
552
905
655
415
195
1235
n/a
n/a
Lenga 500 ABC
n/a
905
600
415
195
1235
290
n/a
Lenga 500 AB/AC
n/a
905
640
415
195
1235
290
505
Lenga 800 A
852
755
955
415
195
1083
n/a
n/a
Lenga 800 ABC
n/a
755
900
415
195
1083
290
n/a
Lenga 800 AB/AC
n/a
755
940
415
195
1083
290
805
