This thermoplastic double drop Water Source 4 in. Well Seal prevents contamination from surface drainage. It comes with a rubber packer. It is easy to install.
- For use with 4-in inside diameter well casing
- 1-1/4 in. x 1 in. drop pipe size
- Retaining nuts can't fall in well during removal
- 1/2 in. Female NPT threads for vent pipe