A2F Type Glands Increased Safety (Type 'e') and Restricted Breathing (Type "nR") indoor and outdoor cable gland for use in Zone 1, Zone 2, Zone 21 and Zone 22 Explosive Atmospheres with un-armoured and braided cable providing a combined flameproof seal and environmental seal on the cable outer sheath. This product provides full compatibility with restricted breathing (Ex nR) equipment that rely upon flammable gases being excluded from the main enclosure.