MAPS fa'asologa o se mea fa'amea fa'ameamea faumea u'amea u'amea pneumatic, fa'atasi ai ma le fa'atulagaina fa'atatau, fa'atuatuaina mamanu, uiga, e talafeagai mo le fa'aogaina o le butterflfly valve, polo valve ma le rotary valve lea i tulaga faigata, ma'ale'ale galuega.