NVR Cast Iron Double Acting Air Valve PN-1.6, Body – C.I, Ball-Timber Rubber Coated, 40 – 150mm

Safe On 1000 Mm Unbraided Flexible Sprinkler Hose are composed of the same components: a sealing assembly or ‘plug’ that prevents water from escaping, a heat-sensitive element that allows water to flow at a given temperature, a deflector that distributes water effectively, and a frame. Fire sprinkler heads feature heat-sensitive parts – either a glass bulb or a fusible link – that cause them to activate at a specific temperature.