A leading fire protection contractor, Hillmoore Fire Protection Ltd offers air sealing services for passive fire protection. These air sealing services are carried out by Phoenix Fan Test, a subsidiary of Hillmoore Fire Protection Ltd. This fire protection is in the form of gas and air flow control that is aimed at providing protection against fire for enclosure spaces like computer rooms, plant rooms, server rooms, etc. These services also include carrying out an enclosure integrity test (aka room integrity test, fan test, or pressure test) every time a system is installed and re-tested on annual basis as required by British and International Standard (BS:ISO14520). These air sealing services are used for testing all types and sizes of enclosure, from server rooms in offices to intensive care units in hospitals and many others.