MrPEX 1-1/2” large stainless steel manifolds are made from high quality stainless steel and offered in three to 10 loop sections. The manifold body comes with G 1-1/4” flat gasket unions for connection to inlet ball valve G 1-1/4” x 1-1/2” Female NPT and end caps with fill/drain valve. The branches come with G 1” flat gasket unions to accommodate the on/off and balancing branch valves G 1” x EK 25 for easy connection with MrPEX EK 25 fitting assemblies to connect tubing to the manifold. The branch Cv valve is 6 gpm and the manifold body accommodates flows up to 25 gpm. Manifold body also is equipped with a manual air vent for purging.