Nā kāmaʻa wai hana ʻula PVC no ka ʻoihana meaʻai a me ka inu

· Māmā a ʻoluʻolu

· Hana kūʻē i ka paheʻe:
No ka pale ʻana i ka paheʻe ʻana a i ʻole ka nalowale ʻana o ka huki ʻana ma luna o nā ʻili.

· Kaʻakika a me ke kūpaʻa alkali:
No ka pale ʻana i ka ʻike ʻana i nā mea waikawa a i ʻole ka alkaline me ka loaʻa ʻole o ka pōʻino nui a i ʻole ka pōʻino.

· Waiwai hana:
No ka pale ʻana i ka infiltration o ka wai, no laila e pale ai i ka makū mai ke komo ʻana a i ʻole e hōʻino i ka mea.