TRUaire LD Linear Slot Diffusers - 2 Slots

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The sleek looking Linear Slot internal exhaust grilles have been designed to suite the modern and contemporary bathroom, ensuite or toilet

So a Linear Slot Diffuser is an AC Vent Cover that is long and skinny and diffuses the air by manipulating the blades  Metal Linear Slot Vent – 150mm

survival hunter best in slot Loose Core Linear Slot Diffuser NEW SOUTH WALES 1 Lyn Parade Prestons NSW 2170  Buy Standard Linear Slot Diffuser - Texas - Modern AC Vent Covers for Ceilings, Walls & Floors - Commercial Grade HVAC Registers, Grilles & Vents