Deployable shelter with inflatable frame

A deployable shelter comprising an inflatable frame arrangement and a flexible cover disposed or formed thereover, the shelter having a deployed (and inflated) configuration and a stowed configuration, which in the deployed configuration the inflatable frame comprises at least two arched frame members, each defining an upper arch portion and two leg portion, the frame having at least one elongate upper frame member linking together the arched members at an upper portion thereof and two elongate side members, each linking the leg portions of the arched members, the elongate side members connected to the leg portions of the arched frame members so as not to be in contact with the ground or base sheet, in use, and defining, on each leg portion, a foot projection configured to make contact with the ground or base sheet, wherein the flexible cover forms at least a floor of the shelter, wherein the floor comprises

• a peripheral floor portion;
• and
• a medial floor portion,
• characterized in that the medial floor portion is movable between a first configuration in which the medial floor portion together with the peripheral floor portion provide a continuous and complete floor and a second configuration in which the medial floor portion is at least partially separated from the peripheral floor portion to reveal or define a hole in the floor.