This 1-1/4 in lead-free Maxi-Flo® check valve is used in general industrial and plumbing applications to prevent the effects of water hammer in the piping system. It provides a silent operation with low pressure drop and can be installed horizontally or vertically. This valve consists of a lead-free brass body, lead-free brass check and adapter, conical lead-free brass disc, PTFE seat and threaded end connections. The maximum working pressure rating is 400 psi, WOG non-shock at -20 to 100 deg F and 15 psi WSP at 250 deg F.
WATTS® Maxi-Flo® Silent Check Valve, Series: LF600 Series, 1-1/4 in Nominal, FNPT Connection, 400 psi, -20 to 100 deg F, Fluid Media, Spring Actuator, 3-3/4 in Inlet to Outlet Length, Cast Copper Silicon Alloy Body, PTFE Seat, Nitrile Seal, Brass Disc, Stainless Steel Trim, Lead-Free, Domestic/Import: Domestic
| Actuator Type | : | Spring |
| Body Material | : | Cast Copper Silicon Alloy |
| Connection Type | : | FNPT |
| Disc Material | : | Brass |
| Domestic/Import | : | Domestic |
| Inlet to Outlet Length | : | 3-3/4 in |
| Lead-Free/Contains Lead | : | Lead-Free |
| Media | : | Fluid |
| Nominal Size | : | 1-1/4 in |
| Pressure Rating | : | 400 psi |
| Seal Material | : | Nitrile |
| Seat Material | : | PTFE |
| Series | : | LF600 Series |
| Temperature Rating | : | -20 to 100 deg F |
| Trim Material | : | Stainless Steel |
- Install in horizontal or vertical position with upward flow
- Low pressure drop equivalent to a swing check
Specification Sheet