Crosstex™ Isolator™ Plus N95 Surgical Respirator Crosstex™ Isolator™ Plus N95 Surgical Respirator GPRN95 MAXIMUM FILTRATION. NIOSH-approved and FDA-cleared flat-fold N95 Surgical Respirator with malleable nose and chin pieces for a better fit. Where to Buy x Category Dealer PartnersSales RepresentativeStrategic MarketsSchools RepresentativeAccutron™ Equipment Sales Zip Code Find RepresentativeReset Select a category, input a zip code and click on Find Representative, or explore the complete list here.