The PROCO ProFlex™ style 730 rubber duckbill check valves are designed to easily slip over an existing pipe and be attached with heavy-duty stainless steel clamps. It can be installed in both vertical and horizontal applications.
PROCO Duckbill Check Valve, 700 Series, 3 in Nominal, Slip-On Connection, 200 psi, -65 to 400 deg F, Rubber Body, Rubber Seat, Rubber Stem, Rubber Seal, Rubber Disc, Rubber Trim, Rubber Packing, Rubber Handle, Rubber Ball, Rubber Softgoods, 8-1/2 x 3 x 5-1/2 in
| Ball Material | : | Rubber |
| Body Material | : | Rubber |
| Connection Type | : | Slip-On |
| Dimensions | : | 8-1/2 x 3 x 5-1/2 in |
| Disc Material | : | Rubber |
| Handle Material | : | Rubber |
| Nominal Size | : | 3 in |
| Packing Material | : | Rubber |
| Pressure Rating | : | 200 psi |
| Seal Material | : | Rubber |
| Seat Material | : | Rubber |
| Series | : | 700 Series |
| Softgoods Material | : | Rubber |
| Stem Material | : | Rubber |
| Temperature Rating | : | -65 to 400 deg F |
| Trim Material | : | Rubber |
- All-rubber construction to resist abrasive slurries
- Ultra-quiet operation, with no water hammer
- Unique design to prevent backflow
- Negligible maintenance and energy costs
- Will not warp or freeze
- Quick interchange with any flap type check valve
Specification Sheet