I nā kūlana hana he nui, inā ʻoe e hoʻohana maʻamau i ka mahu, ka wai, a i ʻole ka wai maʻamau, hiki iā ʻoe ke koho i ka uila maʻamau, manual, a me ka pneumatically controlled two-way ball valves.Eia nō naʻe, inā e hālāwai ʻoe i nā ʻāpana me nā ʻāpana a pono e hoʻohuli a me nā media ʻē aʻe, pono ʻoe e koho i kahi hoʻolālā V-like...
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