4" Wafer Check Cast Steel /Stainless Steel with Buna Seat 150/300# design Dual Disc Titan CV44CSB
- Minimal Head Loss
- Quick Closure to Reduce Water Hammer
- Resilient Soft Seats
- BUNA-N PROPERTIES: most widely used elastomer. good for most petroleum oils and fluids, silicone greases and oils, and cold water. excellent compression set, tear, and abrasion resistance . poor weather resistance and moderate heat resistance . not recommended for severe ozone-resistant applications .