Donaldson Membranes (www.emea.donaldson.eom) has added the polyester epitropic/ePTFE membrane filter media range to its collection of certified antistatic products for use in explosive fabric filter applications. EC Atex directives require that filter media intended for use in potentially explosive environments must return a maximum electrical resistance of 1x108 ohm, both laterally and cross directionally (across and through the media).
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