The filter is 1 cm thick. As this is 0.4 inch (1 cm) air supply outlet with a removable face type, there is no special "cover or frame" required for the air inlet
Product Name
QB-1 Air Inlet Filter, Small Type, Pack of 24
Size/Dimensions
Diameter: 4.7 inches (120 mm); Shape:
Compatible Manufacturer
National and others.
Materials/Materials
Flame retardant polyester
Note:
The color of the actual product may differ slightly from the images depending on your monitor settings. We appreciate your understanding.
Please use the right size for each household intake.
Other Description: Our intake filter is very economical.
With a thickness of 0.4 - 0.6 inches (1 - 1.5 cm), it is recommended for those who have trouble with house dust, pollen, sand and exhaust gas.