brass press female coupling for pex-al-pex&pert-al-pert ,high quality brass material (hpb58-3) and low price ,high safety. M-1S16*1/2FM-2S16*3/4FM-3S16*1FM-4S18*1/2FM-5S18*3/4FM-6S18*1FM-7S20*1/2FM-8S20*3/4FM-9S20*1FM-10S25*1/2FM-11S25*3/4FM-12S25*1FM-13S32*1/2FM-14S32*3/4FM-15S32*1FM-16S32*11/4FM-17S32*11/2F brass press female coupling ,press fitting ,for pex -al -pex ,made of brass body ,EDPM ...