All 3700 Sequence™ valves are rated at two hundred psig @ 200º F, and they are total port in all measurements. Preferably suited for potable water, wastewater, or other liquids and compressed air. 3700 Sequence™ valves are bi-directional; move may go in either way. They could be mounted horizontally, vertically, https://onmloe79027.wikijm.com/1430459/5_easy_facts_about_camlock_fittings_described