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figure 19. Kalfire w53/50r with airbox 2 x Ø150 mm
5.3 Supply of combustion air
There is a convection casing around the fireplace, which
pleasantly and efficiently heats the room continuously. for
optimal operation, you need a convection set.
This (optional) convection set consists of:
Kalfire W45/48F and W60/51F
•
4 aluminium hoses Ø150 mm 1.25 m: two 2.5-m hoses that
are divided into 4 hoses.
•
8 clamping strips
•
4 grills: outer dimensions 20 cm × 20 cm, recess dimensions
16.5 cm × 16.5 cm, with 2 connecting collars Ø150 mm.
•
Mantel iron: this must be sawn to the correct size.
•
felt roll for creating an expansion joint between the metal of
the mantle iron and the casing.
figure 20: Convection casing operation
Kalfire W70/33F, W71/62F, W85/40F, W100/61F and W105/47F
•
8 aluminium hoses Ø150 mm 4× 1.25 m long and 4 × 0.62 m.
(2 hoses of 2.5 m to be divided into 4 hoses and 1 hose of
2.5 m to be divided in).
•
16 clamping strips.
•
4 grills: outer dimensions 35 cm × 20 cm, recess dimensions
33 cm × 16.5 cm, with 2 connecting collars Ø150 mm.
•
Mantel iron: this must be sawn to the correct size.
•
roll of felt for making an expansion joint between the metal
of the mantle iron and the casing.
Kalfire W65/38C
•
2 aluminium hoses Ø150 mm 1.25 m: one 2.5-m hose to be
divided into 2 hoses.
•
4 clamping strips.
•
2 grills: outer dimensions 20 cm × 20 cm, reserve
dimensions 16.5 cm × 16.5 cm, with connecting collar
Ø150 mm.
The mantle iron (including accessories) for the right and left
Kalfire w65 corner fireplace must be ordered separately.
Kalfire W90/47C
•
4 aluminium hoses Ø150 mm 1.25 m: two 2.5-m hoses to be
divided into 4 hoses.
•
8 clamping strips.
•
4 grills: outer dimensions 20 cm × 20 cm, reserve dimen-
sions 16.5 cm × 16.5 cm, with connecting collar Ø150 mm.
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