Search FAQ Pneumatic Conveying Systems When do I choose a pneumatic system over a mechanical system? When do I use a pressure system versus vacuum system? What is airlock "blow by air"? When is my airlock worn out? When do I specify a pressure vessel versus an airlock system? When do I specify dense...

Search Semi-Food Grade Rotary Valve Type 3 Airlock Semi-Food Grade The Smoot Rotary Valve Type 3 Airlock is built to handle your sticky or cakey materials and is ideal for semi-food grade applications. The Type 3 is constructed with an epoxy coating of the interior throat for maximum protection, a h...

Search Rotary Valve Airlocks Smoot manufactures the most durable and reliable rotary airlocks in the industry. The rotary airlock line includes seven types, all built with the legendary Smoot design and precision. Each airlock type has been specifically designed for specific industries and applicati...

Search Corrosive Resistant Rotary Valve Type 5 Airlock 316 Stainless Steel The Smoot Rotary Valve Type 5 Airlock is constructed with 316 stainless steel, and is designed to handle extremely corrosive and food grade materials with ease. Product Features Corrosion-resistant Housing and end plates cons...

Search Abrasive Resistant Rotary Valve Type 2 Airlock Designed for More Abrasive Products The Smoot Rotary Valve Type 2 Airlock is designed to handle moderately abrasive materials. The Type 2 is constructed with a cast-iron housing with hard chrome plating on the interior machine surfaces to provide...