Mine Safety Appliances (MSA) makes no warranties, understandings or representations, whether expressed, implied, or statutory regarding this response guide. MSA specifically disclaims any warranty for merchantability or fitness for a particular purpose. In no event shall MSA or anyone else who has been involved in the creation, production or delivery of this website be liable for any direct, indirect, special, incidental or consequential damages arising out of the use of or inability to use this respirator selector or for any claim by any other party. Information obtained from the MSA Response Guide serves as a guideline only. Please refer to national and local standards for detailed information about respiratory protection requirements.