3.3 Cylinder compartments and LP Gas lockers3.3.1 CaravansA cylinder compartment or LP Gas locker shall conform to the following:(a) Be designed to —(i) house cylinder(s) and their associated equipment only;(ii) allow the cylinder(s) to be positioned in the compartment without obstructing the drain in Figure 3.3.1(A) or Figure 3.3.1(B);(iii) not have access from the inside of a caravan to a cylinder installed in a compartment except as provided under Clause 3.3.4.1; and(iv) permit easy and safe removal of the cylinder(s) and the operation of the cylindervalve(s) where required for exchange purposes.NOTE 1 Consideration should be given to the location of the associated equipment when determining the compartment size.(b) Be constructed of material that is water and corrosion resistant.(c) Be capable of securing the filled cylinder(s).NOTE 2 For requirements of securing methods see Clause 3.2.(d) Be sealed to prevent gas vapour from entering the caravan.(e) The access door or opening shall be openable without the use of tools.NOTE 3 A key is not regarded as a tool