KAL-FIRE ECO-prestige 105-59 Installation instructions manual - page 58
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Configuration 4 – horizontal section with vertical reducer – gas type G20 (methane) and G25 (natural gas)
Minimum 1-metre vertical duct 130/200
Vertical elbow 130/200
Total horizontal section maximum 3 metres
Vertical elbow 130/200
Reducer 130/200 - 100/150
Vertical duct 100/150 minimum 1 metre
Wall duct 100/150 (B)
Configuration 5 – roof pass-through with vertical duct C31 –
gas type G20 (methane) and G25 (natural gas)
Situation 1
Vertical ducting minimum 1 metre, maximum 2 metres 130/200
Roof pass-through 130/200
Situation 2
Vertical ducting minimum 2 metres, maximum 4 metres 130/200
Reducer 130/200 - 100/150 (C)
Roof pass-through 100/150 (B)
Situation 3
Reducer 130/200 - 100/150 directly on the appliance (C)
Vertical ducting minimum 4 metres, maximum 12 metres 100/150
Roof pass-through 100/150 (B)
NB: In this situation, a reducer is not absolutely necessary, but it helps to improve the play of flames.
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