10x10 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening) 4 Slot Flush hidden damper lever —

Flush hidden damper lever — controls airflow from fully open to fully closed without protruding above the surface

Does it include an adjustable airflow damper

Yes - sand lightly

Measure the duct opening first

How do I clean it

10x10 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening) 4 Slot Flush hidden damper lever —CHECK SIZE BEFORE PURCHASE: This 10x10 linear slot diffuser fits a 10" 10" duct opening (the hole in your wall, ceiling, or floor not your old cover face). See the full 10x10 sizing guide Fits a 10" 10" duct opening measure the hole, not your old cover face. Drop in surface mount replacement no drywall, flooring, or duct modification required. Modern minimalist slot design for contemporary interiors and cleaner visual lines. Solid alloy aluminum rust