<p>The present invention regards a subsea valve system comprising a valve, a fluid supply line (10) connectable to a remote fluid supply (2) and in connection with an inlet of the valve (12), an outlet (14) of the valve connectable to an outlet fluid line (15) and a fluid tight housing (11) at least partly enclosing the valve. According to the invention the fluid supply line (10) comprises an outlet (101) within the housing, establishing a pressure within the housing mainly equal to the pressure of the supply fluid at the inlet of the valve. The invention also regards a method for protecting a subsea valve system.</p>
