![Blacoh AOD-30-FLG AOD Dampener model is constructed with 316L Stainless Steel materials, 3" flanged connections, PTFE bladder and is rated for a maximum operating pressure of up to 150 PSI. The dampener has an operating temperature range of -20°F to 220°F and is automatic air control type as well. Blacoh AOD-30-FLG AOD Dampener model is constructed with 316L Stainless Steel materials, 3" flanged connections, PTFE bladder and is rated for a maximum operating pressure of up to 150 PSI. The dampener has an operating temperature range of -20°F to 220°F and is automatic air control type as well.](https://cdn11.bigcommerce.com/s-ckzdex1ivq/images/stencil/300x300/products/1254/2012/Blacoh_AODDampener_1__23626.1707420064.png?c=1)
Blacoh AOD-30-NPT AOD Dampener model is constructed with 316L Stainless Steel materials, 3" FNPT connections, PTFE bladder and is rated for a maximum operating pressure of up to 150 PSI. The dampener has an operating temperature range of -20°F to 220°F and is automatic air control type as well.