Flange- Sealed 4 inch Flange

Flange- Sealed 4 inch Flange

Flange: 4" Sealed Flange. For use with the 11HA, 11HB 11HD or 12HD water pumping hand pumps. It is highly recommended that you use a flange to securely attach your pump to your well. You provide the nuts and bolts (available at your local hardware store). We recommend that you use a sealed flange where human drinking water is involved.