Building Hardware, ACE Push Type Round Resistor

[Features]
·This is a round push-type register that allows you to adjust the ventilation volume in 3 stages by pressing the front panel lightly with one finger.
·The cosmetic lid, insect screen, and filter can be easily removed and washed.
·The finished color is white gray, and the glossy surface is smooth, making it resistant to dirt and dust.
·Both ø100 and 150 filters use filters with pollen particle filtration efficiency of 90% or more.