MaxPro Relief Valves Cost effective relief valves, rated at 10,000 psi, 25,000 psi and 66,000 psi. These are a great alternative to Haskel relief valves. Service kits are also available. Data Sheet PDF EnquiriesIf you are interested in a quotation for MaxPro Relief Valves, please click on the button below, or get in contact with our officeTel 01606 636000 or email sales@maximator.co.ukGet In Touch