You refer to a sand/gravel mixture in your installation instructions. Exactly what type of sand/gravel mixture do you recommend for bedding/backfill?

The sand/gravel mixture we refer to can generically be called a “pea gravel” mixture. It should be 100% smaller than 1-1/2″ and approximately 50% smaller than 1/4″.

Category: Below Ground Cistern
This entry was posted in . Bookmark the permalink.