... Brass Manifold with unionfor pex pipe,multilayer pipe, copper pipe Ways:2~4 Size:3/ ... "x1/2"x18 Brass Manifold, connection for pex pipe,multilayer pipe, copper pipeWays:2~4Size:3/4" ... 1.PPR pipes & fittings; 2.Brass fittings for composite pips,water-heating pipes and brass pipes; ... oil, gas, etc.;6.Packing: As customer's requirements 1.packing design 2.certificate3.fairs in 2012 brass manifold for pex pipe ...