Posi-flate

Posi-flate has solutions for applications requiring a knife gate. The Posi-flate Series 476 Inflatable Seated Knife Gate features a full-bore/port design that matches the pipeline’s diameter. When opened, the gate retracts completely out of the flow path, offering minimal flow resistance.

Read More: https://www.posiflate.com/products/inflatable-seated-knife-gate/