Masterflex® is now part of Avantor® — See press release >
We stand behind our products—Guaranteed! Contact us if you are not satisfied. See our No Hassle Return Policy.
We will determine the most expedient and economical means to ship your order. But if you have a preferred shipper, we'll be happy to work with them. See our shipping policy.
For any product support; from product selection and applications to technical advice or troubleshooting. Our technical experts are ready to help.
If you don’t already have one, Create a new online account. We welcome new accounts with an approved credit application. We also accept select credit/procurement cards, check or money order. Access the Credit Application Form or get more details in our FAQs.
If you are paying by credit card, you may do so by entering that information through our secure web site or you may call Customer Service. It is not our company policy to accept credit card numbers via email or fax.
Many of our products carry manufacturer warranties; you can find this information on the specific product detail page. Masterflex warrants products sold against defects in material or workmanship. See our full Warranty Policy.
100% customer satisfaction is our number one goal. Four out of five customers highly recommend Masterflex to their colleagues. Hear what customers are saying, check out our customer testimonials.