New Design ABS Plastic Air Vent Diffuser for Wall Ceiling

Product Name: New Design ABS Plastic Air Vent Diffuser for Wall Ceiling Specification: 1.Product Name: New Design Air Vent Diffuser 2.Item No. DD-A 3.Material ABS 4.Color White 5.Specification 3 Inch, 4 Inch (75mm,100mm) 6.Function Fresh Air Intake/Exhaust 7.Brand Deflecto 8.Application HRV, ERV, HVAC Contents & Features: 1.Using high quality ABS material, environmentally friendly, non-toxic, harder and more durable. 2.Panel and cover split for easy use and cleaning. 3.Seal