Ordering from Professional Equipment is *RISK-FREE. We absolutely insist that you be completely satisfied. Take a full thirty days to review any item(s) you ordered. If you discover a Calibration Gases is not what you expected, return it and we will refund your money or credit your charge card for the purchase price of the products.

*Exceptions: Videotapes, DVDs, audiotapes, computer software (once opened), animal traps (once opened), forms, reports, custom orders and leased items are not returnable. Books are returnable within 7 days of receipt. Test chemicals, once opened are not returnable. Downloads are non-refundable.