andrew14 wrote:止洩帶
andrew14 wrote:螺母式水管都有附上止水墊圈了,那是否就不用在纏止洩帶了呢?
id104140alex wrote:水墊圈~比較是用在出水口的阻擋.....止洩帶~是用在螺紋間的阻擋.....沒多少錢,多一道保障!!