PP Compression faʻapipiʻi e aofia ai tulilima, tees, soʻotaga, faʻaitiitia, faʻafesoʻotaʻi tane ma tamaʻitaʻi, tamaʻitaʻi ma tama tane, tulilima tamaʻitaʻi ma tane, pipii, valve polo ma meafaigaluega faʻapipiʻi. Polypropylene(PP) compression mea fa'apipi'i o tulaga eseese. Fa'ata'ita'iga fa'apitoa, ata ma fa'asalalauga fa'apitoa e pei ona i lalo mo fa'amatalaga i luga ole laiga ma la'u mai.