This document is the ADS Geosynthetics 1291 Nonwoven. A description of filter fabric requirements and table for filter fabric properties are included.

ADS 1291 (12 oz) is a needle-punched nonwoven made of 100% polypropylene staple fibers, which are formed into a random network for dimensional stability. ADS 1291 (12 oz) resists ultraviolet deterioration, rotting, biological degradation and naturally encountered basics and acids. Polypropylene is stable within a pH range of 2 to 13.

A filter fabric properties table lists the values for weight, grab tensile, grab elongation, trapezoidal tear strength, CBR puncture resistance, permittivity, permeability, UV resistance, water flow and AOS with test method, unit and M.A.R.V.

Packaging specifications included.