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Iyo yakakosha yakakandwa silicon aluminium yekupisa exchanger yekushambadzira yakaderera nitrogen gasi boiler inokandwa kubva kusilicon aruminiyamu alloy, ine yakanyanya kupisa kuchinjanisa kunyatsoita, ngura kuramba, kusimba uye kuoma kwakanyanya. Inoshanda kune main heat exchanger yekutengeserana condensing gasi boiler ine yakayerwa kupisa mutoro pazasi 2Verenga zvimwe -
-Commercial condensing cast silicon aruminiyamu gasi kupisa vira;Verenga zvimwe -
Ndirini patichakwanisa kutangisazve kudyidzana nedzimwe nyika?Verenga zvimwe