Stainless Steel Manifold with mini BallValve Technical Data Sheet Assembly Document Manuel Air Vent Pipe Connector Manifold Detachable pipe connection pieces Red Mini BallValve Manifold Aesthetic steel body Blue Mini BallValve Manifold The aesthetic profile body is made of 35x35 mm 304 quality stainless steel. Detachable mini valve pipe tips provide ease of installation. It has a manual air vent. It does not cause cracking in 1" valve installation.