Dominant characteristic
Good noise reduction effect
Easier installation
Longer service life
Noise reduction of 10-25 dB
Flange connection
PP material, inner diameter 110, 160 two specifications, easy to install; Surface diamond design, increase product identification
Outer layer
TPE outer layer +PP reinforcement, firm without deformation, the length can be compressed, can be universal bending, beautiful appearance, long service life.
interlayer
Polyester fiber cotton, environmental protection, not easy to age, uniform density.
Inner layer
Microporous non-woven fabric, porous sound absorption, balanced noise reduction, the inner wall is flat, not easy to fold, small wind resistance.