MEDICAL | BIOSAFE | PHARMACEUTICAL | SEMICONDUCTOR | LABORATORY | SURGIGAL | GOVERNMENT | CLEANROOM | PASS THRU WINDOW | 12x12x12 PASS THROUGH | LABORATORY PASS THROUGH | 12x12x18 PASS THRU | SURGICAL PASS THROUGH | 18x18x18 LAB PASS | MEDICAL PASS THROUGH | 18x18x24 AVOID CROSS CONTAMINATION | TYPE 304 STAINLESS PASS THROUGH | 24x24x16 STEEL PASS THRU | TYPE 316 STAINLESS PASS THROUGH | 24x36x24 SURGICAL PASS THROUGHS | CLEANROOM PASS THROUGH | 24x24x36 PASS THROUGH | FLOOR MOUNT PASS THROUGH | 24x24x48 PASS THRUS | FIRE RATED PASS THROUGH | 36x36x36 SS PT | VENTILATED PASS THROUGH | 48x48x48 | POLYPROPYLENE PASS THROUGH | CUSTOM DIMENSIONS | ACRYLIC PASS THROUGH | 20x24x30 PASS THRUS | STATIC DISSIPATIVE PASS THRU | PASS THROUGH 12X24X36 | NON-CONDUCTIVE LAMINATE PT | POWDER COATED PASS THROUGH | WALK THROUGH PASS THROUGH | WALK THROUGH PT WITH ROLLERS | AIR CONDITIONED PASS THROUGH | ELECTROPOLISHED PASS THROUGH | INDUSTRIAL PASS THROUGH | 48x48x48 STAINLESS | CUSTOM DESIGNED PASS THROUGH |