Buphangni mwkhang swnammani
Buphangni mwkhang swnammani
Duct bwkhakni mwkhang swnammani
Duct bwkhakni mwkhang swnammani

Basement jaga 20 m2     (20000000 mm2)

Kaisa vent ni jaga 0.012 m2     (12272 mm2)
Vents ni joto jaga 0.061 m2     (61359 mm2)
Nokhani mung 5 manwi-khwnwirok



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