Questions Filter Sort by: Most Answers Newest FirstOldest FirstRandomRecently ActiveMost VotesMost Viewed Ask Question Featured/Unfeatured Show featured only Resolved/Unresolved Show resolved only Open/Closed Show open questions only 1 vote 1 answer 7k views trenching for 1" poly line Laundry-to-landscape systems trench tools backfill hardsoil Installing a L2L greywater system. What is the best tool for trenching for the 1″ poly fee... Guest asked 8 years agolast active 8 years ago Showing 1 result