Nibco Inc Pex Coupling 1/2" 10Pack, Nibco Inc Features. For use in hotcold plumbing applications and radiant heating applications. Compliant with all low lead legislation. Low lead Ecobrass XL allow. Meets or exceeds all standards and tolerances of traditional brass pex fittings. Manufactured from dezincification resistant bronze and features PEX end connections. Used to connect two lengths of PEX tubing together. NSF approvedSpecifications. Dimension 15 H x 5 W x 7 L. Weight 03 lbs Features For use in hot/cold plumbing applications and radiant heating applications Compliant with all low lead legislation Low lead Eco-brass XL allow Meets or exceeds all standards and tolerances of traditional brass pex fittings Manufactured from dezincification resistant bronze and features PEX end connections USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.