4 INCH Wall Air Vent Cover

Features

• 304 STAINLESS STEEL: The wall air vent is made by 304 stainless steel, more sturdy and tough than 201 stainless steel.
• Specification: Suitable for 100mm diameter air duct, 100mm (4 inches) diameter round pipe/hose fittings.
• HALF-WRAPPING CAP: The vent increased with a half-wrapped cap, the opening mouth is designed towards the ground (The raindrop will flow over it, not blow inside.)
• MESH SCREEN & GRILLES: The grille shutters middle stick together with a mesh screen. Effectively prevents from small rocks, sands, and other flies etc. (Please install it with a pair of gloves)
• WIDE APPLICATION: The ventilation duct cover can be perfectly used for indoor exhausting, also ideal for external unit of all tumble dryer vent pipes / hoses, bathroom vents & extractors, air conditioning units, kitchen fans & vents etc.