Product Benefits: US SWD
Replaces Old Pipe & Stone French Drain System
- 80% open area vs. 1-3% open area of a perforated 4" pipe
- Over 30 gal./min./lf in-plane water flow capacity
- No concerns about gravel quality or soil fines
Lower Installation Costs
- Faster installation, usually 50% quicker
- Less excavation - 3' x 12" trench compared to a 1' x 1' trench for SWD
- Labor costs drastically reduced
- No wheel barreling or hauling buckets of gravel to hard to reach project areas
Easy To Install
- Flexible, lightweight rolls
- Customized fitting to ensure maximum performance
- No heavy equipment required
Predictable Performance
- High compressive strength - 9,500 psf
- Customized fitting ensure solid connections and long-term effectiveness
Spec Interpretation